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apache / thrift / 4a280d56cca90296228ca29c7c582fa423d74e1f / . / compiler / cpp / src / thrift / generate / t_haxe_generator.cc
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include <sstream>
#include <string>
#include <fstream>
#include <iostream>
#include <vector>
#include <cctype>
#include <sys/stat.h>
#include <stdexcept>
#include "thrift/platform.h"
#include "thrift/generate/t_oop_generator.h"
using std::map;
using std::ostream;
using std::ostringstream;
using std::string;
using std::stringstream;
using std::vector;
/**
* Haxe code generator.
*
*/
class t_haxe_generator : public t_oop_generator {
public:
t_haxe_generator(t_program* program,
const std::map<std::string, std::string>& parsed_options,
const std::string& option_string)
: t_oop_generator(program) {
(void)option_string;
std::map<std::string, std::string>::const_iterator iter;
rtti_ = false;
buildmacro_ = "";
for( iter = parsed_options.begin(); iter != parsed_options.end(); ++iter) {
if( iter->first.compare("callbacks") == 0) {
printf("Hint: The 'callbacks' option is no longer necessary.\n");
} else if( iter->first.compare("rtti") == 0) {
rtti_ = true;
} else if( iter->first.compare("buildmacro") == 0) {
buildmacro_ = (iter->second);
} else {
throw "unknown option haxe:" + iter->first;
}
}
out_dir_base_ = "gen-haxe";
}
/**
* Init and close methods
*/
void init_generator() override;
void close_generator() override;
std::string display_name() const override;
void generate_consts(std::vector<t_const*> consts) override;
/**
* Program-level generation functions
*/
void generate_typedef(t_typedef* ttypedef) override;
void generate_enum(t_enum* tenum) override;
void generate_struct(t_struct* tstruct) override;
void generate_xception(t_struct* txception) override;
void generate_service(t_service* tservice) override;
void print_const_value(std::ostream& out,
std::string name,
t_type* type,
t_const_value* value);
void render_const_value(std::ostream& out,
t_type* type,
t_const_value* value);
void render_struct_initializer(std::ostream& out,
t_struct* type,
t_const_value* value);
void render_map_initializer(std::ostream& out,
t_map* type,
t_const_value* value);
void render_list_initializer(std::ostream& out,
t_list* type,
t_const_value* value);
void render_set_initializer(std::ostream& out,
t_set* type,
t_const_value* value);
// helper
std::string render_const_value_str( t_type* type, t_const_value* value);
/**
* Service-level generation functions
*/
void generate_haxe_struct(t_struct* tstruct, bool is_exception, bool is_result = false);
void generate_haxe_struct_definition(std::ostream& out,
t_struct* tstruct,
bool is_xception = false,
bool is_result = false);
// removed -- equality,compare_to
void generate_haxe_struct_reader(std::ostream& out, t_struct* tstruct);
void generate_haxe_validator(std::ostream& out, t_struct* tstruct);
void generate_haxe_struct_result_writer(std::ostream& out, t_struct* tstruct);
void generate_haxe_struct_writer(std::ostream& out, t_struct* tstruct);
void generate_haxe_struct_tostring(std::ostream& out, t_struct* tstruct, bool is_override);
void generate_haxe_meta_data_map(std::ostream& out, t_struct* tstruct);
void generate_field_value_meta_data(std::ostream& out, t_type* type);
std::string get_haxe_type_string(t_type* type);
void generate_reflection_setters(std::ostringstream& out,
t_type* type,
std::string field_name,
std::string cap_name);
void generate_reflection_getters(std::ostringstream& out,
t_type* type,
std::string field_name,
std::string cap_name);
void generate_generic_field_getters_setters(std::ostream& out, t_struct* tstruct);
void generate_generic_isset_method(std::ostream& out, t_struct* tstruct);
void generate_property_getters_setters(std::ostream& out, t_struct* tstruct);
void generate_function_helpers(t_function* tfunction);
std::string get_cap_name(std::string name);
std::string generate_isset_check(t_field* field);
std::string generate_isset_check(std::string field);
void generate_isset_set(ostream& out, t_field* field);
// removed std::string isset_field_id(t_field* field);
void generate_service_interface(t_service* tservice, bool combined);
void generate_service_helpers(t_service* tservice);
void generate_service_client(t_service* tservice);
void generate_service_server(t_service* tservice);
void generate_process_function(t_service* tservice, t_function* tfunction);
void generate_service_method_signature(t_function* tfunction, bool is_interface, bool combined);
/**
* Serialization constructs
*/
void generate_deserialize_field(std::ostream& out, t_field* tfield, std::string prefix = "");
void generate_deserialize_struct(std::ostream& out, t_struct* tstruct, std::string prefix = "");
void generate_deserialize_container(std::ostream& out, t_type* ttype, std::string prefix = "");
void generate_deserialize_set_element(std::ostream& out, t_set* tset, std::string prefix = "");
void generate_deserialize_map_element(std::ostream& out, t_map* tmap, std::string prefix = "");
void generate_deserialize_list_element(std::ostream& out,
t_list* tlist,
std::string prefix = "");
void generate_serialize_field(std::ostream& out, t_field* tfield, std::string prefix = "");
void generate_serialize_struct(std::ostream& out, t_struct* tstruct, std::string prefix = "");
void generate_serialize_container(std::ostream& out, t_type* ttype, std::string prefix = "");
void generate_serialize_set_element(std::ostream& out, t_set* tmap, std::string iter);
void generate_serialize_list_element(std::ostream& out, t_list* tlist, std::string iter);
void generate_serialize_map_element(std::ostream& out,
t_map* tmap,
std::string iter,
std::string map);
void generate_haxe_doc(std::ostream& out, t_doc* tdoc);
void generate_haxe_doc(std::ostream& out, t_function* tdoc);
void generate_rtti_decoration(std::ostream& out);
void generate_macro_decoration(std::ostream& out);
/**
* Helper rendering functions
*/
std::string haxe_package();
std::string haxe_type_imports();
std::string haxe_thrift_imports();
std::string haxe_thrift_gen_imports(t_struct* tstruct, string& imports);
std::string haxe_thrift_gen_imports(t_service* tservice);
std::string type_name(t_type* ttype, bool in_container = false, bool in_init = false);
std::string base_type_name(t_base_type* tbase, bool in_container = false);
std::string declare_field(t_field* tfield, bool init = false);
std::string render_default_value_for_type(t_type* type, bool allow_null);
std::string function_signature_combined(t_function* tfunction);
std::string function_signature_normal(t_function* tfunction);
std::string argument_list(t_struct* tstruct);
std::string type_to_enum(t_type* ttype);
std::string get_enum_class_name(t_type* type) override;
string generate_service_method_onsuccess(t_function* tfunction, bool as_type, bool omit_name);
void generate_service_method_signature_combined(t_function* tfunction, bool is_interface);
void generate_service_method_signature_normal(t_function* tfunction, bool is_interface);
void generate_deprecation_attribute(ostream& out, t_function* func, bool as_comment);
string make_haxe_string_literal( string const& value);
bool type_can_be_null(t_type* ttype) {
ttype = get_true_type(ttype);
if (ttype->is_container() || ttype->is_struct() || ttype->is_xception() || ttype->is_string()) {
return true;
}
if (ttype->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)ttype)->get_base();
switch (tbase) {
case t_base_type::TYPE_STRING:
// case t_base_type::TYPE_I64: - Int64 is not really nullable, even though it behaved that
// way before Haxe 3.2.0
return true;
default:
return false;
}
}
return false;
}
std::string constant_name(std::string name);
std::string make_package_name(std::string value);
private:
bool rtti_;
string buildmacro_;
/**
* File streams
*/
std::string package_name_;
ofstream_with_content_based_conditional_update f_service_;
std::string package_dir_;
};
/**
* Prepares for file generation by opening up the necessary file output
* streams.
*
* @param tprogram The program to generate
*/
void t_haxe_generator::init_generator() {
// Make output directory
MKDIR(get_out_dir().c_str());
package_name_ = make_package_name( program_->get_namespace("haxe"));
string dir = package_name_;
string subdir = get_out_dir();
string::size_type loc;
while ((loc = dir.find(".")) != string::npos) {
subdir = subdir + "/" + dir.substr(0, loc);
MKDIR(subdir.c_str());
dir = dir.substr(loc + 1);
}
if (dir.size() > 0) {
subdir = subdir + "/" + dir;
MKDIR(subdir.c_str());
}
package_dir_ = subdir;
}
// Haxe package names start with lowercase letters
std::string t_haxe_generator::make_package_name(std::string value) {
std::string retval(value);
if (retval.length() > 0) {
retval[0] = tolower(retval[0]);
size_t index = retval.find('.');
while (index != std::string::npos) {
if (++index < retval.length()) {
retval[index] = tolower(retval[index]);
}
index = retval.find('.', index);
}
}
return retval;
}
/**
* Packages the generated file
*
* @return String of the package, i.e. "package org.apache.thriftdemo;"
*/
string t_haxe_generator::haxe_package() {
if (!package_name_.empty()) {
return string("package ") + package_name_;
}
return "package";
}
/**
* Prints standard haxe imports
*
* @return List of imports for haxe types that are used in here
*/
string t_haxe_generator::haxe_type_imports() {
return string()
+ "import org.apache.thrift.helper.*;\n"
+ "import haxe.io.Bytes;\n"
+ "import haxe.ds.IntMap;\n"
+ "import haxe.ds.StringMap;\n"
+ "import haxe.ds.ObjectMap;\n"
+ "import org.apache.thrift.helper.ObjectSet;\n"
+ "\n"
+ "#if flash\n"
+ "import flash.errors.ArgumentError;\n"
+ "#end\n"
+ "\n";
}
/**
* Prints standard haxe imports
*
* @return List of imports necessary for thrift
*/
string t_haxe_generator::haxe_thrift_imports() {
return string()
+ "import org.apache.thrift.*;\n"
+ "import org.apache.thrift.meta_data.*;\n"
+ "import org.apache.thrift.protocol.*;\n"
+ "\n";
}
/**
* Prints imports needed for a given type
*
* @return List of imports necessary for a given t_struct
*/
string t_haxe_generator::haxe_thrift_gen_imports(t_struct* tstruct, string& imports) {
const vector<t_field*>& members = tstruct->get_members();
vector<t_field*>::const_iterator m_iter;
// For each type check if it is from a different namespace
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
t_program* program = (*m_iter)->get_type()->get_program();
if (program != nullptr && program != program_) {
string package = make_package_name( program->get_namespace("haxe"));
if (!package.empty()) {
if (imports.find(package + "." + (*m_iter)->get_type()->get_name()) == string::npos) {
imports.append("import " + package + "." + get_cap_name((*m_iter)->get_type()->get_name()) + ";\n");
}
}
}
}
return imports;
}
/**
* Prints imports needed for a given type
*
* @return List of imports necessary for a given t_service
*/
string t_haxe_generator::haxe_thrift_gen_imports(t_service* tservice) {
string imports;
const vector<t_function*>& functions = tservice->get_functions();
vector<t_function*>::const_iterator f_iter;
// For each type check if it is from a different namespace
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
t_program* program = (*f_iter)->get_returntype()->get_program();
if (program != nullptr && program != program_) {
string package = make_package_name( program->get_namespace("haxe"));
if (!package.empty()) {
if (imports.find(package + "." + (*f_iter)->get_returntype()->get_name()) == string::npos) {
imports.append("import " + package + "." + get_cap_name((*f_iter)->get_returntype()->get_name())+ ";\n");
}
}
}
haxe_thrift_gen_imports((*f_iter)->get_arglist(), imports);
haxe_thrift_gen_imports((*f_iter)->get_xceptions(), imports);
}
return imports;
}
/**
* Nothing in haxe
*/
void t_haxe_generator::close_generator() {
}
/**
* Generates a typedef. This is not done in haxe, since it does
* not support arbitrary name replacements, and it'd be a wacky waste
* of overhead to make wrapper classes.
*
* @param ttypedef The type definition
*/
void t_haxe_generator::generate_typedef(t_typedef* ttypedef) {
(void)ttypedef;
}
/**
* Enums are a class with a set of static constants.
*
* @param tenum The enumeration
*/
void t_haxe_generator::generate_enum(t_enum* tenum) {
// Make output file
string f_enum_name = package_dir_ + "/" + get_cap_name(tenum->get_name()) + ".hx";
ofstream_with_content_based_conditional_update f_enum;
f_enum.open(f_enum_name.c_str());
// Comment and package it
f_enum << autogen_comment() << haxe_package() << ";" << '\n' << '\n';
// Add haxe imports
f_enum << string() + "import org.apache.thrift.helper.*;" << '\n' << '\n';
generate_rtti_decoration(f_enum);
generate_macro_decoration(f_enum);
indent(f_enum) << "class " << get_cap_name(tenum->get_name()) << " ";
scope_up(f_enum);
vector<t_enum_value*> constants = tenum->get_constants();
vector<t_enum_value*>::iterator c_iter;
for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) {
int value = (*c_iter)->get_value();
indent(f_enum) << "public static inline var " << (*c_iter)->get_name() << " : Int = " << value
<< ";" << '\n';
}
// Create a static Set with all valid values for this enum
f_enum << '\n';
indent(f_enum) << "public static var VALID_VALUES = { new IntSet( [";
indent_up();
bool firstValue = true;
for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) {
// populate set
f_enum << (firstValue ? "" : ", ") << (*c_iter)->get_name();
firstValue = false;
}
indent_down();
f_enum << "]); };" << '\n';
indent(f_enum) << "public static var VALUES_TO_NAMES = { [";
indent_up();
firstValue = true;
for (c_iter = constants.begin(); c_iter != constants.end(); ++c_iter) {
f_enum << (firstValue ? "" : ",") << '\n';
indent(f_enum) << (*c_iter)->get_name() << " => \"" << (*c_iter)->get_name() << "\"";
firstValue = false;
}
f_enum << '\n';
indent_down();
indent(f_enum) << "]; };" << '\n';
scope_down(f_enum); // end class
f_enum.close();
}
/**
* Generates a class that holds all the constants.
*/
void t_haxe_generator::generate_consts(std::vector<t_const*> consts) {
if (consts.empty()) {
return;
}
string f_consts_name = package_dir_ + "/" + get_cap_name(program_name_) + "Constants.hx";
ofstream_with_content_based_conditional_update f_consts;
f_consts.open(f_consts_name.c_str());
// Print header
f_consts << autogen_comment() << haxe_package() << ";" << '\n' << '\n';
f_consts << '\n';
f_consts << haxe_type_imports();
generate_rtti_decoration(f_consts);
generate_macro_decoration(f_consts);
indent(f_consts) << "class " << get_cap_name(program_name_) << "Constants {" << '\n' << '\n';
indent_up();
vector<t_const*>::iterator c_iter;
for (c_iter = consts.begin(); c_iter != consts.end(); ++c_iter) {
print_const_value(f_consts,
(*c_iter)->get_name(),
(*c_iter)->get_type(),
(*c_iter)->get_value());
}
indent_down();
indent(f_consts) << "}" << '\n';
f_consts.close();
}
void t_haxe_generator::print_const_value(std::ostream& out,
string name,
t_type* type,
t_const_value* value) {
type = get_true_type(type);
bool complex = type->is_struct() || type->is_xception() || type->is_map() || type->is_list() || type->is_set();
indent(out);
out << "public static ";
if (!complex) {
out << "inline ";
}
out << "var " << name;
if (complex) {
out << " (default,null)";
}
out << " : " << get_cap_name(type_name(type)) << " = ";
render_const_value(out, type, value);
out << ";" << '\n' << '\n';
}
std::string t_haxe_generator::render_const_value_str( t_type* type, t_const_value* value) {
std::ostringstream render;
render_const_value(render, type, value);
return render.str();
}
void t_haxe_generator::render_const_value(std::ostream& out,
t_type* type,
t_const_value* value) {
type = get_true_type(type);
if (type->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)type)->get_base();
switch (tbase) {
case t_base_type::TYPE_STRING:
out << '"' << get_escaped_string(value) << '"';
break;
case t_base_type::TYPE_UUID:
out << '"' << get_escaped_string(value) << '"';
break;
case t_base_type::TYPE_BOOL:
out << ((value->get_integer() > 0) ? "true" : "false");
break;
case t_base_type::TYPE_I8:
out << "(byte)" << value->get_integer();
break;
case t_base_type::TYPE_I16:
out << "(short)" << value->get_integer();
break;
case t_base_type::TYPE_I32:
out << value->get_integer();
break;
case t_base_type::TYPE_I64:
out << value->get_integer() << "L";
break;
case t_base_type::TYPE_DOUBLE:
if (value->get_type() == t_const_value::CV_INTEGER) {
out << "(double)" << value->get_integer();
} else {
out << value->get_double();
}
break;
default:
throw "compiler error: no const of base type " + t_base_type::t_base_name(tbase);
}
} else if (type->is_enum()) {
out << value->get_integer();
} else if (type->is_struct() || type->is_xception()) {
render_struct_initializer(out, (t_struct*)type, value);
} else if (type->is_map()) {
render_map_initializer(out, (t_map*)type, value);
} else if (type->is_list()) {
render_list_initializer(out, (t_list*)type, value);
} else if (type->is_set()) {
render_set_initializer(out, (t_set*)type, value);
} else {
throw "compiler error: no const of type " + type->get_name();
}
}
void t_haxe_generator::render_struct_initializer(std::ostream& out,
t_struct* type,
t_const_value* value) {
out << "(function() : " << get_cap_name(type_name(type)) << " {" << '\n';
indent_up();
indent(out) << "var tmp = new " << get_cap_name(type_name(type)) << "();" << '\n';
const vector<t_field*>& fields = ((t_struct*)type)->get_members();
vector<t_field*>::const_iterator f_iter;
const map<t_const_value*, t_const_value*, t_const_value::value_compare>& values = value->get_map();
map<t_const_value*, t_const_value*, t_const_value::value_compare>::const_iterator v_iter;
for (v_iter = values.begin(); v_iter != values.end(); ++v_iter) {
t_type* field_type = nullptr;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
if ((*f_iter)->get_name() == v_iter->first->get_string()) {
field_type = (*f_iter)->get_type();
break;
}
}
if (field_type == nullptr) {
throw "type error: " + type->get_name() + " has no field " + v_iter->first->get_string();
}
indent(out) << "tmp." << v_iter->first->get_string() << " = ";
render_const_value(out, field_type, v_iter->second);
out << ";" << '\n';
}
indent(out) << "return tmp;" << '\n';
indent_down();
indent(out) << "})()"; // no line break
}
void t_haxe_generator::render_map_initializer(std::ostream& out,
t_map* type,
t_const_value* value) {
out << "(function() : " << get_cap_name(type_name(type)) << " {" << '\n';
indent_up();
indent(out) << "var tmp = new " << get_cap_name(type_name(type)) << "();" << '\n';
t_type* key_type = ((t_map*)type)->get_key_type();
t_type* val_type = ((t_map*)type)->get_val_type();
const map<t_const_value*, t_const_value*, t_const_value::value_compare>& values = value->get_map();
map<t_const_value*, t_const_value*, t_const_value::value_compare>::const_iterator v_iter;
for (v_iter = values.begin(); v_iter != values.end(); ++v_iter) {
indent(out) << "tmp.set(";
render_const_value(out, key_type, v_iter->first);
out << ", ";
render_const_value(out, val_type, v_iter->second);
out << ");" << '\n';
}
indent(out) << "return tmp;" << '\n';
indent_down();
indent(out) << "})()"; // no line break
}
void t_haxe_generator::render_list_initializer(std::ostream& out,
t_list* type,
t_const_value* value) {
out << "(function() : " << get_cap_name(type_name(type)) << " {" << '\n';
indent_up();
indent(out) << "var tmp = new " << get_cap_name(type_name(type)) << "();" << '\n';
t_type* elm_type = type->get_elem_type();
const vector<t_const_value*>& values = value->get_list();
vector<t_const_value*>::const_iterator v_iter;
for (v_iter = values.begin(); v_iter != values.end(); ++v_iter) {
indent(out) << "tmp.add(";
render_const_value(out, elm_type, *v_iter);
out << ");" << '\n';
}
indent(out) << "return tmp;" << '\n';
indent_down();
indent(out) << "})()"; // no line break
}
void t_haxe_generator::render_set_initializer(std::ostream& out,
t_set* type,
t_const_value* value) {
out << "(function() : " << get_cap_name(type_name(type)) << " {" << '\n';
indent_up();
indent(out) << "var tmp = new " << get_cap_name(type_name(type)) << "();" << '\n';
t_type* elm_type = type->get_elem_type();
const vector<t_const_value*>& values = value->get_list();
vector<t_const_value*>::const_iterator v_iter;
for (v_iter = values.begin(); v_iter != values.end(); ++v_iter) {
indent(out) << "tmp.add(";
render_const_value(out, elm_type, *v_iter);
out << ");" << '\n';
}
indent(out) << "return tmp;" << '\n';
indent_down();
indent(out) << "})()"; // no line break
}
/**
* Generates a struct definition for a thrift data type. This is a class
* with data members, read(), write(), and an inner Isset class.
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_struct(t_struct* tstruct) {
generate_haxe_struct(tstruct, false);
}
/**
* Exceptions are structs, but they inherit from Exception
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_xception(t_struct* txception) {
generate_haxe_struct(txception, true);
}
/**
* Haxe struct definition.
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_haxe_struct(t_struct* tstruct, bool is_exception, bool is_result) {
// Make output file
string f_struct_name = package_dir_ + "/" + get_cap_name(tstruct->get_name()) + ".hx";
ofstream_with_content_based_conditional_update f_struct;
f_struct.open(f_struct_name.c_str());
f_struct << autogen_comment() << haxe_package() << ";" << '\n';
f_struct << '\n';
string imports;
f_struct << haxe_type_imports() << haxe_thrift_imports()
<< haxe_thrift_gen_imports(tstruct, imports) << '\n';
generate_haxe_struct_definition(f_struct, tstruct, is_exception, is_result);
f_struct.close();
}
/**
* haxe struct definition. This has various parameters, as it could be
* generated standalone or inside another class as a helper. If it
* is a helper than it is a static class.
*
* @param tstruct The struct definition
* @param is_exception Is this an exception?
* @param in_class If inside a class, needs to be static class
* @param is_result If this is a result it needs a different writer
*/
void t_haxe_generator::generate_haxe_struct_definition(ostream& out,
t_struct* tstruct,
bool is_exception,
bool is_result) {
generate_haxe_doc(out, tstruct);
string clsname = get_cap_name(tstruct->get_name());
generate_rtti_decoration(out);
generate_macro_decoration(out);
indent(out) << "class " << clsname << " ";
if (is_exception) {
out << "extends TException ";
}
out << "implements TBase {" << '\n' << '\n';
indent_up();
indent(out) << "static var STRUCT_DESC = { new TStruct(\"" << tstruct->get_name() << "\"); };"
<< '\n';
const vector<t_field*>& members = tstruct->get_members();
vector<t_field*>::const_iterator m_iter;
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
indent(out) << "static var " << constant_name((*m_iter)->get_name())
<< "_FIELD_DESC = { new TField(\"" << (*m_iter)->get_name() << "\", "
<< type_to_enum((*m_iter)->get_type()) << ", " << (*m_iter)->get_key() << "); };"
<< '\n';
}
out << '\n';
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
generate_haxe_doc(out, *m_iter);
// indent(out) << "private var _" << (*m_iter)->get_name() + " : " +
// type_name((*m_iter)->get_type()) << ";" << '\n';
indent(out) << "@:isVar" << '\n';
indent(out) << "public var "
<< (*m_iter)->get_name() + "(get,set) : "
+ get_cap_name(type_name((*m_iter)->get_type())) << ";" << '\n';
}
out << '\n';
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
indent(out) << "inline static var " << upcase_string((*m_iter)->get_name())
<< "_FIELD_ID : Int = " << (*m_iter)->get_key() << ";" << '\n';
}
out << '\n';
// Inner Isset class
if (members.size() > 0) {
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
if (!type_can_be_null((*m_iter)->get_type())) {
indent(out) << "private var __isset_" << (*m_iter)->get_name() << " : Bool = false;"
<< '\n';
}
}
}
out << '\n';
// Static initializer to populate global class to struct metadata map
if (false) {
// TODO: reactivate when needed
generate_haxe_meta_data_map(out, tstruct);
indent(out) << "{" << '\n';
indent_up();
indent(out) << "FieldMetaData.addStructMetaDataMap(" << type_name(tstruct) << ", metaDataMap);"
<< '\n';
indent_down();
indent(out) << "}" << '\n';
indent(out) << "}" << '\n';
}
// Default constructor
indent(out) << "public function new() {" << '\n';
indent_up();
if (is_exception) {
indent(out) << "super();" << '\n';
}
for (m_iter = members.begin(); m_iter != members.end(); ++m_iter) {
if ((*m_iter)->get_value() != nullptr) {
indent(out) << "this." << (*m_iter)->get_name() << " = ";
render_const_value( out, (*m_iter)->get_type(), (*m_iter)->get_value());
out << ";" << '\n';
}
}
indent_down();
indent(out) << "}" << '\n' << '\n';
generate_property_getters_setters(out, tstruct);
generate_generic_field_getters_setters(out, tstruct);
generate_generic_isset_method(out, tstruct);
generate_haxe_struct_reader(out, tstruct);
if (is_result) {
generate_haxe_struct_result_writer(out, tstruct);
} else {
generate_haxe_struct_writer(out, tstruct);
}
generate_haxe_struct_tostring(out, tstruct, is_exception);
generate_haxe_validator(out, tstruct);
scope_down(out);
out << '\n';
}
/**
* Generates a function to read all the fields of the struct.
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_haxe_struct_reader(ostream& out, t_struct* tstruct) {
out << indent() << "public function read( iprot : TProtocol) : Void {" << '\n';
indent_up();
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
indent(out) << "iprot.IncrementRecursionDepth();" << '\n';
indent(out) << "try" << '\n';
scope_up(out);
// Declare stack tmp variables and read struct header
out << indent() << "var field : TField;" << '\n' << indent() << "iprot.readStructBegin();"
<< '\n';
// Loop over reading in fields
indent(out) << "while (true)" << '\n';
scope_up(out);
// Read beginning field marker
indent(out) << "field = iprot.readFieldBegin();" << '\n';
// Check for field STOP marker and break
indent(out) << "if (field.type == TType.STOP) { " << '\n';
indent_up();
indent(out) << "break;" << '\n';
indent_down();
indent(out) << "}" << '\n';
// Switch statement on the field we are reading
indent(out) << "switch (field.id)" << '\n';
scope_up(out);
// Generate deserialization code for known cases
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
indent(out) << "case " << upcase_string((*f_iter)->get_name()) << "_FIELD_ID:" << '\n';
indent_up();
indent(out) << "if (field.type == " << type_to_enum((*f_iter)->get_type()) << ") {" << '\n';
indent_up();
generate_deserialize_field(out, *f_iter, "this.");
generate_isset_set(out, *f_iter);
indent_down();
out << indent() << "} else { " << '\n' << indent() << " TProtocolUtil.skip(iprot, field.type);"
<< '\n' << indent() << "}" << '\n';
indent_down();
}
// In the default case we skip the field
out << indent() << "default:" << '\n' << indent() << " TProtocolUtil.skip(iprot, field.type);"
<< '\n';
scope_down(out);
// Read field end marker
indent(out) << "iprot.readFieldEnd();" << '\n';
scope_down(out);
out << indent() << "iprot.readStructEnd();" << '\n' << '\n';
indent(out) << "iprot.DecrementRecursionDepth();" << '\n';
scope_down(out);
indent(out) << "catch(e:Dynamic)" << '\n';
scope_up(out);
indent(out) << "iprot.DecrementRecursionDepth();" << '\n';
indent(out) << "throw e;" << '\n';
scope_down(out);
// check for required fields of primitive type
// (which can be checked here but not in the general validate method)
out << '\n' << indent() << "// check for required fields of primitive type, which can't be "
"checked in the validate method" << '\n';
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
if ((*f_iter)->get_req() == t_field::T_REQUIRED && !type_can_be_null((*f_iter)->get_type())) {
out << indent() << "if (!__isset_" << (*f_iter)->get_name() << ") {" << '\n' << indent()
<< " throw new TProtocolException(TProtocolException.UNKNOWN, \"Required field '"
<< (*f_iter)->get_name()
<< "' was not found in serialized data! Struct: \" + toString());" << '\n' << indent()
<< "}" << '\n';
}
}
// performs various checks (e.g. check that all required fields are set)
indent(out) << "validate();" << '\n';
indent_down();
out << indent() << "}" << '\n' << '\n';
}
// generates haxe method to perform various checks
// (e.g. check that all required fields are set)
void t_haxe_generator::generate_haxe_validator(ostream& out, t_struct* tstruct) {
indent(out) << "public function validate() : Void {" << '\n';
indent_up();
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
out << indent() << "// check for required fields" << '\n';
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
if ((*f_iter)->get_req() == t_field::T_REQUIRED) {
if (type_can_be_null((*f_iter)->get_type())) {
indent(out) << "if (" << (*f_iter)->get_name() << " == null) {" << '\n';
indent(out)
<< " throw new TProtocolException(TProtocolException.UNKNOWN, \"Required field '"
<< (*f_iter)->get_name() << "' was not present! Struct: \" + toString());" << '\n';
indent(out) << "}" << '\n';
} else {
indent(out) << "// alas, we cannot check '" << (*f_iter)->get_name()
<< "' because it's a primitive." << '\n';
}
}
}
// check that fields of type enum have valid values
out << indent() << "// check that fields of type enum have valid values" << '\n';
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
t_field* field = (*f_iter);
t_type* type = field->get_type();
// if field is an enum, check that its value is valid
if (type->is_enum()) {
indent(out) << "if (" << generate_isset_check(field) << " && !"
<< get_cap_name(get_enum_class_name(type)) << ".VALID_VALUES.contains("
<< field->get_name() << ")){" << '\n';
indent_up();
indent(out) << "throw new TProtocolException(TProtocolException.UNKNOWN, \"The field '"
<< field->get_name() << "' has been assigned the invalid value \" + "
<< field->get_name() << ");" << '\n';
indent_down();
indent(out) << "}" << '\n';
}
}
indent_down();
indent(out) << "}" << '\n' << '\n';
}
/**
* Generates a function to write all the fields of the struct
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_haxe_struct_writer(ostream& out, t_struct* tstruct) {
out << indent() << "public function write(oprot:TProtocol) : Void {" << '\n';
indent_up();
string name = tstruct->get_name();
const vector<t_field*>& fields = tstruct->get_sorted_members();
vector<t_field*>::const_iterator f_iter;
// performs various checks (e.g. check that all required fields are set)
indent(out) << "validate();" << '\n';
indent(out) << "oprot.IncrementRecursionDepth();" << '\n';
indent(out) << "try" << '\n';
scope_up(out);
indent(out) << "oprot.writeStructBegin(STRUCT_DESC);" << '\n';
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
bool could_be_unset = (*f_iter)->get_req() == t_field::T_OPTIONAL;
if (could_be_unset) {
indent(out) << "if (" << generate_isset_check(*f_iter) << ") {" << '\n';
indent_up();
}
bool null_allowed = type_can_be_null((*f_iter)->get_type());
if (null_allowed) {
out << indent() << "if (this." << (*f_iter)->get_name() << " != null) {" << '\n';
indent_up();
}
indent(out) << "oprot.writeFieldBegin(" << constant_name((*f_iter)->get_name())
<< "_FIELD_DESC);" << '\n';
// Write field contents
generate_serialize_field(out, *f_iter, "this.");
// Write field closer
indent(out) << "oprot.writeFieldEnd();" << '\n';
if (null_allowed) {
indent_down();
indent(out) << "}" << '\n';
}
if (could_be_unset) {
indent_down();
indent(out) << "}" << '\n';
}
}
indent(out) << "oprot.writeFieldStop();" << '\n';
indent(out) << "oprot.writeStructEnd();" << '\n';
indent(out) << "oprot.DecrementRecursionDepth();" << '\n';
scope_down(out);
indent(out) << "catch(e:Dynamic)" << '\n';
scope_up(out);
indent(out) << "oprot.DecrementRecursionDepth();" << '\n';
indent(out) << "throw e;" << '\n';
scope_down(out);
indent_down();
out << indent() << "}" << '\n' << '\n';
}
/**
* Generates a function to write all the fields of the struct,
* which is a function result. These fields are only written
* if they are set in the Isset array, and only one of them
* can be set at a time.
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_haxe_struct_result_writer(ostream& out, t_struct* tstruct) {
out << indent() << "public function write(oprot:TProtocol) : Void {" << '\n';
indent_up();
string name = tstruct->get_name();
const vector<t_field*>& fields = tstruct->get_sorted_members();
vector<t_field*>::const_iterator f_iter;
indent(out) << "oprot.IncrementRecursionDepth();" << '\n';
indent(out) << "try" << '\n';
scope_up(out);
indent(out) << "oprot.writeStructBegin(STRUCT_DESC);" << '\n';
bool first = true;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
if (first) {
first = false;
out << '\n' << indent() << "if ";
} else {
out << " else if ";
}
out << "(this." << generate_isset_check(*f_iter) << ") {" << '\n';
indent_up();
indent(out) << "oprot.writeFieldBegin(" << constant_name((*f_iter)->get_name())
<< "_FIELD_DESC);" << '\n';
// Write field contents
generate_serialize_field(out, *f_iter, "this.");
// Write field closer
indent(out) << "oprot.writeFieldEnd();" << '\n';
indent_down();
indent(out) << "}";
}
indent(out) << '\n';
indent(out) << "oprot.writeFieldStop();" << '\n';
indent(out) << "oprot.writeStructEnd();" << '\n';
indent(out) << "oprot.DecrementRecursionDepth();" << '\n';
scope_down(out);
indent(out) << "catch(e:Dynamic)" << '\n';
scope_up(out);
indent(out) << "oprot.DecrementRecursionDepth();" << '\n';
indent(out) << "throw e;" << '\n';
scope_down(out);
indent_down();
out << indent() << "}" << '\n' << '\n';
}
void t_haxe_generator::generate_reflection_getters(ostringstream& out,
t_type* type,
string field_name,
string cap_name) {
(void)type;
(void)cap_name;
indent(out) << "case " << upcase_string(field_name) << "_FIELD_ID:" << '\n';
indent_up();
indent(out) << "return this." << field_name << ";" << '\n';
indent_down();
}
void t_haxe_generator::generate_reflection_setters(ostringstream& out,
t_type* type,
string field_name,
string cap_name) {
(void)type;
(void)cap_name;
indent(out) << "case " << upcase_string(field_name) << "_FIELD_ID:" << '\n';
indent_up();
indent(out) << "if (value == null) {" << '\n';
indent(out) << " unset" << get_cap_name(field_name) << "();" << '\n';
indent(out) << "} else {" << '\n';
indent(out) << " this." << field_name << " = value;" << '\n';
indent(out) << "}" << '\n' << '\n';
indent_down();
}
void t_haxe_generator::generate_generic_field_getters_setters(std::ostream& out,
t_struct* tstruct) {
std::ostringstream getter_stream;
std::ostringstream setter_stream;
// build up the bodies of both the getter and setter at once
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
t_field* field = *f_iter;
t_type* type = get_true_type(field->get_type());
std::string field_name = field->get_name();
std::string cap_name = get_cap_name(field_name);
indent_up();
generate_reflection_setters(setter_stream, type, field_name, cap_name);
generate_reflection_getters(getter_stream, type, field_name, cap_name);
indent_down();
}
// create the setter
indent(out) << "public function setFieldValue(fieldID : Int, value : Dynamic) : Void {" << '\n';
indent_up();
if (fields.size() > 0) {
indent(out) << "switch (fieldID) {" << '\n';
out << setter_stream.str();
indent(out) << "default:" << '\n';
indent(out) << " throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << '\n';
indent(out) << "}" << '\n';
} else {
indent(out) << "throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << '\n';
}
indent_down();
indent(out) << "}" << '\n' << '\n';
// create the getter
indent(out) << "public function getFieldValue(fieldID : Int) : Dynamic {" << '\n';
indent_up();
if (fields.size() > 0) {
indent(out) << "switch (fieldID) {" << '\n';
out << getter_stream.str();
indent(out) << "default:" << '\n';
indent(out) << " throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << '\n';
indent(out) << "}" << '\n';
} else {
indent(out) << "throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << '\n';
}
indent_down();
indent(out) << "}" << '\n' << '\n';
}
// Creates a generic isSet method that takes the field number as argument
void t_haxe_generator::generate_generic_isset_method(std::ostream& out, t_struct* tstruct) {
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
// create the isSet method
indent(out) << "// Returns true if field corresponding to fieldID is set (has been assigned a "
"value) and false otherwise" << '\n';
indent(out) << "public function isSet(fieldID : Int) : Bool {" << '\n';
indent_up();
if (fields.size() > 0) {
indent(out) << "switch (fieldID) {" << '\n';
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
t_field* field = *f_iter;
indent(out) << "case " << upcase_string(field->get_name()) << "_FIELD_ID:" << '\n';
indent_up();
indent(out) << "return " << generate_isset_check(field) << ";" << '\n';
indent_down();
}
indent(out) << "default:" << '\n';
indent(out) << " throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << '\n';
indent(out) << "}" << '\n';
} else {
indent(out) << "throw new ArgumentError(\"Field \" + fieldID + \" doesn't exist!\");" << '\n';
}
indent_down();
indent(out) << "}" << '\n' << '\n';
}
/**
* Generates a set of property setters/getters for the given struct.
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_property_getters_setters(ostream& out, t_struct* tstruct) {
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
t_field* field = *f_iter;
t_type* type = get_true_type(field->get_type());
std::string field_name = field->get_name();
std::string cap_name = get_cap_name(field_name);
// Simple getter
generate_haxe_doc(out, field);
indent(out) << "public function get_" << field_name << "() : " << get_cap_name(type_name(type))
<< " {" << '\n';
indent_up();
indent(out) << "return this." << field_name << ";" << '\n';
indent_down();
indent(out) << "}" << '\n' << '\n';
// Simple setter
generate_haxe_doc(out, field);
indent(out) << "public function set_" << field_name << "(" << field_name << ":"
<< get_cap_name(type_name(type)) << ") : " << get_cap_name(type_name(type)) << " {"
<< '\n';
indent_up();
indent(out) << "this." << field_name << " = " << field_name << ";" << '\n';
generate_isset_set(out, field);
indent(out) << "return this." << field_name << ";" << '\n';
indent_down();
indent(out) << "}" << '\n' << '\n';
// Unsetter
indent(out) << "public function unset" << cap_name << "() : Void {" << '\n';
indent_up();
if (type_can_be_null(type)) {
indent(out) << "this." << field_name << " = null;" << '\n';
} else {
indent(out) << "this.__isset_" << field_name << " = false;" << '\n';
}
indent_down();
indent(out) << "}" << '\n' << '\n';
// isSet method
indent(out) << "// Returns true if field " << field_name
<< " is set (has been assigned a value) and false otherwise" << '\n';
indent(out) << "public function is" << get_cap_name("set") << cap_name << "() : Bool {" << '\n';
indent_up();
if (type_can_be_null(type)) {
indent(out) << "return this." << field_name << " != null;" << '\n';
} else {
indent(out) << "return this.__isset_" << field_name << ";" << '\n';
}
indent_down();
indent(out) << "}" << '\n' << '\n';
}
}
/**
* Generates a toString() method for the given struct
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_haxe_struct_tostring(ostream& out, t_struct* tstruct, bool is_override) {
out << indent() << "public ";
if( is_override) {
out << "override ";
}
out << "function toString() : String {" << '\n';
indent_up();
out << indent() << "var ret : String = \"" << tstruct->get_name() << "(\";" << '\n';
out << indent() << "var first : Bool = true;" << '\n' << '\n';
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
bool first = true;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
bool could_be_unset = (*f_iter)->get_req() == t_field::T_OPTIONAL;
if (could_be_unset) {
indent(out) << "if (" << generate_isset_check(*f_iter) << ") {" << '\n';
indent_up();
}
t_field* field = (*f_iter);
if (!first) {
indent(out) << "if (!first) ret += \", \";" << '\n';
}
indent(out) << "ret += \"" << (*f_iter)->get_name() << ":\";" << '\n';
bool can_be_null = type_can_be_null(field->get_type());
if (can_be_null) {
indent(out) << "if (this." << (*f_iter)->get_name() << " == null) {" << '\n';
indent(out) << " ret += \"null\";" << '\n';
indent(out) << "} else {" << '\n';
indent_up();
}
if (field->get_type()->is_binary()) {
indent(out) << " ret += \"BINARY\";" << '\n';
} else if (field->get_type()->is_enum()) {
indent(out) << "var " << field->get_name()
<< "_name : String = " << get_cap_name(get_enum_class_name(field->get_type()))
<< ".VALUES_TO_NAMES[this." << (*f_iter)->get_name() << "];" << '\n';
indent(out) << "if (" << field->get_name() << "_name != null) {" << '\n';
indent(out) << " ret += " << field->get_name() << "_name;" << '\n';
indent(out) << " ret += \" (\";" << '\n';
indent(out) << "}" << '\n';
indent(out) << "ret += this." << field->get_name() << ";" << '\n';
indent(out) << "if (" << field->get_name() << "_name != null) {" << '\n';
indent(out) << " ret += \")\";" << '\n';
indent(out) << "}" << '\n';
} else {
indent(out) << "ret += this." << (*f_iter)->get_name() << ";" << '\n';
}
if (can_be_null) {
indent_down();
indent(out) << "}" << '\n';
}
indent(out) << "first = false;" << '\n';
if (could_be_unset) {
indent_down();
indent(out) << "}" << '\n';
}
first = false;
}
out << indent() << "ret += \")\";" << '\n' << indent() << "return ret;" << '\n';
indent_down();
indent(out) << "}" << '\n' << '\n';
}
/**
* Generates a static map with meta data to store information such as fieldID to
* fieldName mapping
*
* @param tstruct The struct definition
*/
void t_haxe_generator::generate_haxe_meta_data_map(ostream& out, t_struct* tstruct) {
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
// Static Map with fieldID -> FieldMetaData mappings
indent(out) << "inline static var metaDataMap : IntMap = new IntMap();" << '\n';
if (fields.size() > 0) {
// Populate map
scope_up(out);
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
t_field* field = *f_iter;
std::string field_name = field->get_name();
indent(out) << "metaDataMap[" << upcase_string(field_name)
<< "_FIELD_ID] = new FieldMetaData(\"" << field_name << "\", ";
// Set field requirement type (required, optional, etc.)
if (field->get_req() == t_field::T_REQUIRED) {
out << "TFieldRequirementType.REQUIRED, ";
} else if (field->get_req() == t_field::T_OPTIONAL) {
out << "TFieldRequirementType.OPTIONAL, ";
} else {
out << "TFieldRequirementType.DEFAULT, ";
}
// Create value meta data
generate_field_value_meta_data(out, field->get_type());
out << ");" << '\n';
}
scope_down(out);
}
}
/**
* Returns a string with the haxe representation of the given thrift type
* (e.g. for the type struct it returns "TType.STRUCT")
*/
std::string t_haxe_generator::get_haxe_type_string(t_type* type) {
if (type->is_list()) {
return "TType.LIST";
} else if (type->is_map()) {
return "TType.MAP";
} else if (type->is_set()) {
return "TType.SET";
} else if (type->is_struct() || type->is_xception()) {
return "TType.STRUCT";
} else if (type->is_enum()) {
return "TType.I32";
} else if (type->is_typedef()) {
return get_haxe_type_string(((t_typedef*)type)->get_type());
} else if (type->is_base_type()) {
switch (((t_base_type*)type)->get_base()) {
case t_base_type::TYPE_VOID:
return "TType.VOID_";
break;
case t_base_type::TYPE_STRING:
return "TType.STRING";
break;
case t_base_type::TYPE_UUID:
return "TType.UUID";
break;
case t_base_type::TYPE_BOOL:
return "TType.BOOL";
break;
case t_base_type::TYPE_I8:
return "TType.BYTE";
break;
case t_base_type::TYPE_I16:
return "TType.I16";
break;
case t_base_type::TYPE_I32:
return "TType.I32";
break;
case t_base_type::TYPE_I64:
return "TType.I64";
break;
case t_base_type::TYPE_DOUBLE:
return "TType.DOUBLE";
break;
default:
throw std::runtime_error("Unknown thrift type \"" + type->get_name()
+ "\" passed to t_haxe_generator::get_haxe_type_string!");
break; // This should never happen!
}
} else {
throw std::runtime_error(
"Unknown thrift type \"" + type->get_name()
+ "\" passed to t_haxe_generator::get_haxe_type_string!"); // This should never happen!
}
}
void t_haxe_generator::generate_field_value_meta_data(std::ostream& out, t_type* type) {
out << '\n';
indent_up();
indent_up();
if (type->is_struct()) {
indent(out) << "new StructMetaData(TType.STRUCT, " << type_name(type);
} else if (type->is_container()) {
if (type->is_list()) {
indent(out) << "new ListMetaData(TType.LIST, ";
t_type* elem_type = ((t_list*)type)->get_elem_type();
generate_field_value_meta_data(out, elem_type);
} else if (type->is_set()) {
indent(out) << "new SetMetaData(TType.SET, ";
t_type* elem_type = ((t_list*)type)->get_elem_type();
generate_field_value_meta_data(out, elem_type);
} else { // map
indent(out) << "new MapMetaData(TType.MAP, ";
t_type* key_type = ((t_map*)type)->get_key_type();
t_type* val_type = ((t_map*)type)->get_val_type();
generate_field_value_meta_data(out, key_type);
out << ", ";
generate_field_value_meta_data(out, val_type);
}
} else {
indent(out) << "new FieldValueMetaData(" << get_haxe_type_string(type);
}
out << ")";
indent_down();
indent_down();
}
/**
* Generates a thrift service. In C++, this comprises an entirely separate
* header and source file. The header file defines the methods and includes
* the data types defined in the main header file, and the implementation
* file contains implementations of the basic printer and default interfaces.
*
* @param tservice The service definition
*/
void t_haxe_generator::generate_service(t_service* tservice) {
// Make service interface file with only "normal" calls
string f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + "_service.hx";
f_service_.open(f_service_name.c_str());
f_service_ << autogen_comment() << haxe_package() << ";" << '\n';
f_service_ << '\n' << haxe_type_imports() << haxe_thrift_imports()
<< haxe_thrift_gen_imports(tservice);
if (tservice->get_extends() != nullptr) {
t_type* parent = tservice->get_extends();
string parent_namespace = make_package_name( parent->get_program()->get_namespace("haxe"));
if (!parent_namespace.empty() && parent_namespace != package_name_) {
f_service_ << "import " << get_cap_name(type_name(parent)) << "_service;" << '\n';
}
}
f_service_ << '\n';
generate_service_interface(tservice,false);
f_service_.close();
// Client interface file with dual suppport ("normal" and "callback" style)
f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + ".hx";
f_service_.open(f_service_name.c_str());
f_service_ << autogen_comment() << haxe_package() << ";" << '\n';
f_service_ << '\n' << haxe_type_imports() << haxe_thrift_imports()
<< haxe_thrift_gen_imports(tservice);
if (tservice->get_extends() != nullptr) {
t_type* parent = tservice->get_extends();
string parent_namespace = make_package_name( parent->get_program()->get_namespace("haxe"));
if (!parent_namespace.empty() && parent_namespace != package_name_) {
f_service_ << "import " << get_cap_name(type_name(parent)) << ";" << '\n';
}
}
f_service_ << '\n';
generate_service_interface(tservice,true);
f_service_.close();
// Now make the implementation/client file
f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + "Impl.hx";
f_service_.open(f_service_name.c_str());
f_service_ << autogen_comment() << haxe_package() << ";" << '\n' << '\n' << haxe_type_imports()
<< haxe_thrift_imports() << haxe_thrift_gen_imports(tservice) << '\n';
if (tservice->get_extends() != nullptr) {
t_type* parent = tservice->get_extends();
string parent_namespace = make_package_name( parent->get_program()->get_namespace("haxe"));
if (!parent_namespace.empty() && parent_namespace != package_name_) {
f_service_ << "import " << get_cap_name(type_name(parent)) << "Impl;" << '\n';
}
}
f_service_ << '\n';
generate_service_client(tservice);
f_service_.close();
// Now make the helper class files
generate_service_helpers(tservice);
// Now make the processor/server file
f_service_name = package_dir_ + "/" + get_cap_name(service_name_) + "Processor.hx";
f_service_.open(f_service_name.c_str());
f_service_ << autogen_comment() << haxe_package() << ";" << '\n'
<< '\n'
<< haxe_type_imports()
<< haxe_thrift_imports()
<< haxe_thrift_gen_imports(tservice)
<< '\n';
if (!package_name_.empty()) {
f_service_ << "import " << package_name_ << ".*;" << '\n';
f_service_ << "import " << package_name_ << "." << get_cap_name(service_name_).c_str() << "Impl;" << '\n';
f_service_ << '\n';
}
generate_service_server(tservice);
f_service_.close();
}
/**
* Generates the code snippet for the onSuccess callbacks
*
* @param tfunction The service function to generate code for.
*/
string t_haxe_generator::generate_service_method_onsuccess(t_function* tfunction,
bool as_type,
bool omit_name) {
if (tfunction->is_oneway()) {
return "";
}
string name = "";
if (!omit_name) {
name = "onSuccess";
if (as_type) {
name += " : ";
}
}
if (tfunction->get_returntype()->is_void()) {
if (as_type) {
return name + "Void->Void = null";
} else {
return name + "() : Void";
}
}
if (as_type) {
return name + type_name(tfunction->get_returntype()) + "->Void = null";
} else {
return name + "( retval : " + type_name(tfunction->get_returntype()) + ")";
}
}
/**
* Generates a service method header
*
* @param tfunction The service function to generate code for.
*/
void t_haxe_generator::generate_service_method_signature(t_function* tfunction, bool is_interface, bool combined) {
if( combined) {
generate_service_method_signature_combined(tfunction, is_interface);
} else {
generate_service_method_signature_normal(tfunction, is_interface);
}
}
/**
* Generates a service method header in "normal" style
*
* @param tfunction The service function to generate code for.
*/
void t_haxe_generator::generate_service_method_signature_normal(t_function* tfunction,
bool is_interface) {
if (is_interface) {
generate_deprecation_attribute(f_service_, tfunction, true);
indent(f_service_) << function_signature_normal(tfunction) << ";" << '\n' << '\n';
} else {
indent(f_service_) << "public " << function_signature_normal(tfunction) << " {" << '\n';
}
}
/**
* Generates a service method header in "callback" style
*
* @param tfunction The service function to generate code for.
*/
void t_haxe_generator::generate_service_method_signature_combined(t_function* tfunction,
bool is_interface) {
if (!tfunction->is_oneway()) {
std::string on_success_impl = generate_service_method_onsuccess(tfunction, false, false);
indent(f_service_) << "// function onError(Dynamic) : Void;" << '\n';
indent(f_service_) << "// function " << on_success_impl.c_str() << ";" << '\n';
}
if (is_interface) {
generate_deprecation_attribute(f_service_, tfunction, false);
indent(f_service_) << function_signature_combined(tfunction) << ";" << '\n' << '\n';
} else {
indent(f_service_) << "public " << function_signature_combined(tfunction) << " {" << '\n';
}
}
string t_haxe_generator::make_haxe_string_literal( string const& value)
{
if (value.length() == 0) {
return "";
}
std::stringstream result;
result << "\"";
for (signed char const c: value) {
if( (c >= 0) && (c < 32)) { // convert ctrl chars, but leave UTF-8 alone
int width = std::min( (int)sizeof(c), 6);
result << "\\u{" << std::hex << std::setw(width) << std::setfill('0') << (int)c << '}';
} else if ((c == '\\') || (c == '"')) {
result << "\\" << c;
} else {
result << c; // anything else "as is"
}
}
result << "\"";
return result.str();
}
void t_haxe_generator::generate_deprecation_attribute(ostream& out, t_function* func, bool as_comment)
{
auto iter = func->annotations_.find("deprecated");
if( func->annotations_.end() != iter) {
if( as_comment) {
out << indent() << "// DEPRECATED";
} else {
out << indent() << "@:deprecated";
}
// empty annotation values end up with "1" somewhere, ignore these as well
if ((iter->second.back().length() > 0) && (iter->second.back() != "1")) {
string text = make_haxe_string_literal(iter->second.back());
if( as_comment) {
out << ": " << text;
} else {
out << "(" << text << ")";
}
}
out << '\n';
}
}
/**
* Generates a service interface definition.
*
* @param tservice The service to generate a header definition for
*/
void t_haxe_generator::generate_service_interface(t_service* tservice, bool combined) {
string cbk_postfix = combined ? "" : "_service";
string extends_iface = "";
if (tservice->get_extends() != nullptr) {
extends_iface = " extends " + get_cap_name(type_name(tservice->get_extends())) + cbk_postfix;
}
vector<t_function*> functions = tservice->get_functions();
vector<t_function*>::iterator f_iter;
generate_haxe_doc(f_service_, tservice);
generate_rtti_decoration(f_service_);
generate_macro_decoration(f_service_);
f_service_ << indent() << "interface " << get_cap_name(service_name_) << cbk_postfix << extends_iface << " {"
<< '\n' << '\n';
indent_up();
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
generate_haxe_doc(f_service_, *f_iter);
generate_service_method_signature(*f_iter, true, combined);
}
indent_down();
f_service_ << indent() << "}" << '\n' << '\n';
}
/**
* Generates structs for all the service args and return types
*
* @param tservice The service
*/
void t_haxe_generator::generate_service_helpers(t_service* tservice) {
f_service_ << '\n' << '\n';
vector<t_function*> functions = tservice->get_functions();
vector<t_function*>::iterator f_iter;
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
t_struct* ts = (*f_iter)->get_arglist();
generate_haxe_struct(ts, false);
generate_function_helpers(*f_iter);
}
}
/**
* Generates a service client definition.
*
* @param tservice The service to generate a server for.
*/
void t_haxe_generator::generate_service_client(t_service* tservice) {
string extends = "";
string extends_client = "";
if (tservice->get_extends() != nullptr) {
extends = get_cap_name(type_name(tservice->get_extends()));
extends_client = " extends " + extends + "Impl";
}
generate_rtti_decoration(f_service_);
// build macro is inherited from interface
indent(f_service_) << "class " << get_cap_name(service_name_) << "Impl" << extends_client
<< " implements " << get_cap_name(service_name_) << " {" << '\n' << '\n';
indent_up();
indent(f_service_) << "public function new( iprot : TProtocol, oprot : TProtocol = null)" << '\n';
scope_up(f_service_);
if (extends.empty()) {
f_service_ << indent() << "iprot_ = iprot;" << '\n';
f_service_ << indent() << "if (oprot == null) {" << '\n';
indent_up();
f_service_ << indent() << "oprot_ = iprot;" << '\n';
indent_down();
f_service_ << indent() << "} else {" << '\n';
indent_up();
f_service_ << indent() << "oprot_ = oprot;" << '\n';
indent_down();
f_service_ << indent() << "}" << '\n';
} else {
f_service_ << indent() << "super(iprot, oprot);" << '\n';
}
scope_down(f_service_);
f_service_ << '\n';
if (extends.empty()) {
f_service_ << indent() << "private var iprot_ : TProtocol;" << '\n' << indent()
<< "private var oprot_ : TProtocol;" << '\n' << indent()
<< "private var seqid_ : Int;" << '\n' << '\n';
indent(f_service_) << "public function getInputProtocol() : TProtocol" << '\n';
scope_up(f_service_);
indent(f_service_) << "return this.iprot_;" << '\n';
scope_down(f_service_);
f_service_ << '\n';
indent(f_service_) << "public function getOutputProtocol() : TProtocol" << '\n';
scope_up(f_service_);
indent(f_service_) << "return this.oprot_;" << '\n';
scope_down(f_service_);
f_service_ << '\n';
}
// Generate client method implementations
vector<t_function*> functions = tservice->get_functions();
vector<t_function*>::const_iterator f_iter;
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
string funname = (*f_iter)->get_name();
// Open function
generate_service_method_signature(*f_iter, false, true);
indent_up();
// Get the struct of function call params
t_struct* arg_struct = (*f_iter)->get_arglist();
string argsname = get_cap_name((*f_iter)->get_name() + "_args");
vector<t_field*>::const_iterator fld_iter;
const vector<t_field*>& fields = arg_struct->get_members();
// Serialize the request
string args = tmp("args");
string calltype = (*f_iter)->is_oneway() ? "ONEWAY" : "CALL";
f_service_ << indent() << "oprot_.writeMessageBegin(new TMessage(\"" << funname
<< "\", TMessageType." << calltype << ", seqid_));" << '\n' << indent()
<< "var " << args << " : " << argsname << " = new " << argsname << "();" << '\n';
for (fld_iter = fields.begin(); fld_iter != fields.end(); ++fld_iter) {
f_service_ << indent() << args << "." << (*fld_iter)->get_name() << " = "
<< (*fld_iter)->get_name() << ";" << '\n';
}
f_service_ << indent() << args << ".write(oprot_);" << '\n' << indent()
<< "oprot_.writeMessageEnd();" << '\n';
string retval = tmp("retval");
if (!((*f_iter)->is_oneway() || (*f_iter)->get_returntype()->is_void())) {
f_service_ << indent() << "var " << retval << " : " << type_name((*f_iter)->get_returntype())
<< " = " << render_default_value_for_type((*f_iter)->get_returntype(),true)
<< ";" << '\n';
}
if ((*f_iter)->is_oneway()) {
f_service_ << indent() << "oprot_.getTransport().flush();" << '\n';
} else {
indent(f_service_) << "oprot_.getTransport().flush(function(error:Dynamic) : Void {" << '\n';
indent_up();
indent(f_service_) << "try {" << '\n';
indent_up();
string appex = tmp("appex");
indent(f_service_) << "var " << appex << " : TApplicationException;" << '\n';
string resultname = get_cap_name((*f_iter)->get_name() + "_result");
indent(f_service_) << "if (error != null) {" << '\n';
indent_up();
indent(f_service_) << "if (onError == null)" << '\n';
indent_up();
indent(f_service_) << "throw error;" << '\n';
indent_down();
indent(f_service_) << "onError(error);" << '\n';
indent(f_service_) << "return;" << '\n';
indent_down();
indent(f_service_) << "}" << '\n' << '\n';
string msg = tmp("msg");
indent(f_service_) << "var " << msg << " : TMessage = iprot_.readMessageBegin();" << '\n';
indent(f_service_) << "if (" << msg << ".type == TMessageType.EXCEPTION) {" << '\n';
indent_up();
indent(f_service_) << appex << " = TApplicationException.read(iprot_);" << '\n';
indent(f_service_) << "iprot_.readMessageEnd();" << '\n';
indent(f_service_) << "if (onError == null)" << '\n';
indent_up();
indent(f_service_) << "throw " << appex << ";" << '\n';
indent_down();
indent(f_service_) << "onError(" << appex << ");" << '\n';
indent(f_service_) << "return;" << '\n';
indent_down();
indent(f_service_) << "}" << '\n' << '\n';
string result = tmp("result");
indent(f_service_) << "var " << result << " : " << resultname << " = new " << resultname << "();" << '\n';
indent(f_service_) << "" << result << ".read(iprot_);" << '\n';
indent(f_service_) << "iprot_.readMessageEnd();" << '\n';
// Careful, only return _result if not a void function
if (!(*f_iter)->get_returntype()->is_void()) {
indent(f_service_) << "if (" << result << "." << generate_isset_check("success") << ") {" << '\n';
indent_up();
indent(f_service_) << "if (onSuccess != null)" << '\n';
indent_up();
indent(f_service_) << "onSuccess(" << result << ".success);" << '\n';
indent_down();
indent(f_service_) << retval << " = " << result << ".success;" << '\n';
indent(f_service_) << "return;" << '\n';
indent_down();
indent(f_service_) << "}" << '\n' << '\n';
}
t_struct* xs = (*f_iter)->get_xceptions();
const std::vector<t_field*>& xceptions = xs->get_members();
vector<t_field*>::const_iterator x_iter;
for (x_iter = xceptions.begin(); x_iter != xceptions.end(); ++x_iter) {
indent(f_service_) << "if (" << result << "." << (*x_iter)->get_name() << " != null) {" << '\n';
indent_up();
indent(f_service_) << "if (onError == null)" << '\n';
indent_up();
indent(f_service_) << "throw " << result << "." << (*x_iter)->get_name() << ";" << '\n';
indent_down();
indent(f_service_) << "onError(" << result << "." << (*x_iter)->get_name() << ");" << '\n';
indent(f_service_) << "return;" << '\n';
indent_down();
indent(f_service_) << "}" << '\n' << '\n';
}
// If you get here it's an exception, unless a void function
if ((*f_iter)->get_returntype()->is_void()) {
indent(f_service_) << "if (onSuccess != null)" << '\n';
indent_up();
indent(f_service_) << "onSuccess();" << '\n';
indent_down();
indent(f_service_) << "return;" << '\n';
} else {
indent(f_service_) << appex << " = new TApplicationException("
<< "TApplicationException.MISSING_RESULT,"
<< "\"" << (*f_iter)->get_name() << " failed: unknown result\");" << '\n';
indent(f_service_) << "if (onError == null)" << '\n';
indent_up();
indent(f_service_) << "throw " << appex << ";" << '\n';
indent_down();
indent(f_service_) << "onError(" << appex << ");" << '\n';
indent(f_service_) << "return;" << '\n';
}
indent_down();
indent(f_service_) << '\n';
indent(f_service_) << "} catch( e : TException) {" << '\n';
indent_up();
indent(f_service_) << "if (onError == null)" << '\n';
indent_up();
indent(f_service_) << "throw e;" << '\n';
indent_down();
indent(f_service_) << "onError(e);" << '\n';
indent(f_service_) << "return;" << '\n';
indent_down();
indent(f_service_) << "}" << '\n';
indent_down();
indent(f_service_) << "});" << '\n' << '\n';
}
if (!((*f_iter)->is_oneway() || (*f_iter)->get_returntype()->is_void())) {
f_service_ << indent() << "return " << retval << ";" << '\n';
}
// Close function
scope_down(f_service_);
f_service_ << '\n';
}
indent_down();
indent(f_service_) << "}" << '\n';
}
/**
* Generates a service server definition.
*
* @param tservice The service to generate a server for.
*/
void t_haxe_generator::generate_service_server(t_service* tservice) {
// Generate the dispatch methods
vector<t_function*> functions = tservice->get_functions();
vector<t_function*>::iterator f_iter;
// Extends stuff
string extends = "";
string extends_processor = "";
if (tservice->get_extends() != nullptr) {
extends = get_cap_name(type_name(tservice->get_extends()));
extends_processor = " extends " + extends + "Processor";
}
// Generate the header portion
generate_rtti_decoration(f_service_);
generate_macro_decoration(f_service_);
indent(f_service_) << "class " << get_cap_name(service_name_) << "Processor" << extends_processor
<< " implements TProcessor {" << '\n' << '\n';
indent_up();
f_service_ << indent() << "private var " << get_cap_name(service_name_)
<< "_iface_ : " << get_cap_name(service_name_) << "_service;" << '\n';
if (extends.empty()) {
f_service_ << indent()
<< "private var PROCESS_MAP = new StringMap< Int->TProtocol->TProtocol->Void >();"
<< '\n';
}
f_service_ << '\n';
indent(f_service_) << "public function new( iface : " << get_cap_name(service_name_) << "_service)"
<< '\n';
scope_up(f_service_);
if (!extends.empty()) {
f_service_ << indent() << "super(iface);" << '\n';
}
f_service_ << indent() << get_cap_name(service_name_) << "_iface_ = iface;" << '\n';
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
f_service_ << indent() << "PROCESS_MAP.set(\"" << (*f_iter)->get_name() << "\", "
<< (*f_iter)->get_name() << "());" << '\n';
}
scope_down(f_service_);
f_service_ << '\n';
// Generate the server implementation
string override = "";
if (tservice->get_extends() != nullptr) {
override = "override ";
}
indent(f_service_) << override
<< "public function process( iprot : TProtocol, oprot : TProtocol) : Bool"
<< '\n';
scope_up(f_service_);
f_service_ << indent() << "var msg : TMessage = iprot.readMessageBegin();" << '\n';
// TODO(mcslee): validate message, was the seqid etc. legit?
f_service_
<< indent() << "var fn = PROCESS_MAP.get(msg.name);" << '\n'
<< indent() << "if (fn == null) {" << '\n'
<< indent() << " TProtocolUtil.skip(iprot, TType.STRUCT);" << '\n'
<< indent() << " iprot.readMessageEnd();" << '\n'
<< indent() << " var appex = new TApplicationException(TApplicationException.UNKNOWN_METHOD, "
<< "\"Invalid method name: '\"+msg.name+\"'\");" << '\n'
<< indent() << " oprot.writeMessageBegin(new TMessage(msg.name, TMessageType.EXCEPTION, msg.seqid));" << '\n'
<< indent() << " appex.write(oprot);" << '\n' << indent() << " oprot.writeMessageEnd();" << '\n'
<< indent() << " oprot.getTransport().flush();" << '\n'
<< indent() << " return true;" << '\n' << indent() << "}" << '\n'
<< indent() << "fn( msg.seqid, iprot, oprot);" << '\n'
;
f_service_ << indent() << "return true;" << '\n';
scope_down(f_service_);
f_service_ << '\n';
// Generate the process subfunctions
for (f_iter = functions.begin(); f_iter != functions.end(); ++f_iter) {
generate_process_function(tservice, *f_iter);
}
indent_down();
indent(f_service_) << "}" << '\n' << '\n';
}
/**
* Generates a struct and helpers for a function.
*
* @param tfunction The function
*/
void t_haxe_generator::generate_function_helpers(t_function* tfunction) {
if (tfunction->is_oneway()) {
return;
}
string resultname = get_cap_name(tfunction->get_name() + "_result");
t_struct result(program_, resultname);
t_field success(tfunction->get_returntype(), "success", 0);
if (!tfunction->get_returntype()->is_void()) {
result.append(&success);
}
t_struct* xs = tfunction->get_xceptions();
const vector<t_field*>& fields = xs->get_members();
vector<t_field*>::const_iterator f_iter;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
result.append(*f_iter);
}
generate_haxe_struct(&result, false, true);
}
/**
* Generates a process function definition.
*
* @param tfunction The function to write a dispatcher for
*/
void t_haxe_generator::generate_process_function(t_service* tservice, t_function* tfunction) {
(void)tservice;
// Open class
indent(f_service_) << "private function " << tfunction->get_name()
<< "() : Int->TProtocol->TProtocol->Void {" << '\n';
indent_up();
// Open function
indent(f_service_) << "return function( seqid : Int, iprot : TProtocol, oprot : TProtocol) : Void"
<< '\n';
scope_up(f_service_);
string argsname = get_cap_name(tfunction->get_name() + "_args");
string resultname = get_cap_name(tfunction->get_name() + "_result");
f_service_ << indent() << "var args : " << argsname << " = new " << argsname << "();" << '\n'
<< indent() << "args.read(iprot);" << '\n' << indent() << "iprot.readMessageEnd();"
<< '\n';
t_struct* xs = tfunction->get_xceptions();
const std::vector<t_field*>& xceptions = xs->get_members();
vector<t_field*>::const_iterator x_iter;
// Declare result for non oneway function
if (!tfunction->is_oneway()) {
f_service_ << indent() << "var result : " << resultname << " = new " << resultname << "();" << '\n';
}
// Try block for any function to catch (defined or undefined) exceptions
f_service_ << indent() << "try {" << '\n';
indent_up();
// normal function():result style
// Generate the function call
t_struct* arg_struct = tfunction->get_arglist();
const std::vector<t_field*>& fields = arg_struct->get_members();
vector<t_field*>::const_iterator f_iter;
f_service_ << indent();
if (!(tfunction->is_oneway() || tfunction->get_returntype()->is_void())) {
f_service_ << "result.success = ";
}
f_service_ << get_cap_name(service_name_) << "_iface_." << tfunction->get_name() << "(";
bool first = true;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
if (first) {
first = false;
} else {
f_service_ << ", ";
}
f_service_ << "args." << (*f_iter)->get_name();
}
f_service_ << ");" << '\n';
indent_down();
f_service_ << indent() << "}";
if (!tfunction->is_oneway()) {
// catch exceptions defined in the IDL
for (x_iter = xceptions.begin(); x_iter != xceptions.end(); ++x_iter) {
f_service_ << " catch (" << (*x_iter)->get_name() << ":"
<< get_cap_name(type_name((*x_iter)->get_type(), false, false)) << ") {" << '\n';
if (!tfunction->is_oneway()) {
indent_up();
f_service_ << indent() << "result." << (*x_iter)->get_name() << " = "
<< (*x_iter)->get_name() << ";" << '\n';
indent_down();
f_service_ << indent() << "}";
} else {
f_service_ << "}";
}
}
}
// always catch all exceptions to prevent from service denial
string appex = tmp("appex");
f_service_ << " catch (th : Dynamic) {" << '\n';
indent_up();
indent(f_service_) << "trace(\"Internal error processing " << tfunction->get_name() << "\", th);" << '\n';
if (!tfunction->is_oneway()) {
indent(f_service_) << "var appex = new TApplicationException(TApplicationException.INTERNAL_ERROR, "
"\"Internal error processing " << tfunction->get_name() << "\");" << '\n';
indent(f_service_) << "oprot.writeMessageBegin(new TMessage(\"" << tfunction->get_name()
<< "\", TMessageType.EXCEPTION, seqid));" << '\n';
indent(f_service_) << "appex.write(oprot);" << '\n';
indent(f_service_) << "oprot.writeMessageEnd();" << '\n';
indent(f_service_) << "oprot.getTransport().flush();" << '\n';
}
indent(f_service_) << "return;" << '\n';
indent_down();
f_service_ << indent() << "}" << '\n';
// Shortcut out here for oneway functions
if (tfunction->is_oneway()) {
f_service_ << indent() << "return;" << '\n';
scope_down(f_service_);
// Close class
indent_down();
f_service_ << indent() << "}" << '\n' << '\n';
return;
}
f_service_ << indent() << "oprot.writeMessageBegin(new TMessage(\"" << tfunction->get_name()
<< "\", TMessageType.REPLY, seqid));" << '\n' << indent() << "result.write(oprot);"
<< '\n' << indent() << "oprot.writeMessageEnd();" << '\n' << indent()
<< "oprot.getTransport().flush();" << '\n';
// Close function
scope_down(f_service_);
f_service_ << '\n';
// Close class
indent_down();
f_service_ << indent() << "}" << '\n' << '\n';
}
/**
* Deserializes a field of any type.
*
* @param tfield The field
* @param prefix The variable name or container for this field
*/
void t_haxe_generator::generate_deserialize_field(ostream& out, t_field* tfield, string prefix) {
t_type* type = get_true_type(tfield->get_type());
if (type->is_void()) {
throw "CANNOT GENERATE DESERIALIZE CODE FOR void TYPE: " + prefix + tfield->get_name();
}
string name = prefix + tfield->get_name();
if (type->is_struct() || type->is_xception()) {
generate_deserialize_struct(out, (t_struct*)type, name);
} else if (type->is_container()) {
generate_deserialize_container(out, type, name);
} else if (type->is_base_type() || type->is_enum()) {
indent(out) << name << " = iprot.";
if (type->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)type)->get_base();
switch (tbase) {
case t_base_type::TYPE_VOID:
throw "compiler error: cannot serialize void field in a struct: " + name;
break;
case t_base_type::TYPE_STRING:
if (type->is_binary()) {
out << "readBinary();";
} else {
out << "readString();";
}
break;
case t_base_type::TYPE_UUID:
out << "readUuid();";
break;
case t_base_type::TYPE_BOOL:
out << "readBool();";
break;
case t_base_type::TYPE_I8:
out << "readByte();";
break;
case t_base_type::TYPE_I16:
out << "readI16();";
break;
case t_base_type::TYPE_I32:
out << "readI32();";
break;
case t_base_type::TYPE_I64:
out << "readI64();";
break;
case t_base_type::TYPE_DOUBLE:
out << "readDouble();";
break;
default:
throw "compiler error: no Haxe name for base type " + t_base_type::t_base_name(tbase);
}
} else if (type->is_enum()) {
out << "readI32();";
}
out << '\n';
} else {
printf("DO NOT KNOW HOW TO DESERIALIZE FIELD '%s' TYPE '%s'\n",
tfield->get_name().c_str(),
type_name(type).c_str());
}
}
/**
* Generates an unserializer for a struct, invokes read()
*/
void t_haxe_generator::generate_deserialize_struct(ostream& out,
t_struct* tstruct,
string prefix) {
out << indent() << prefix << " = new " << get_cap_name(type_name(tstruct)) << "();" << '\n'
<< indent() << prefix << ".read(iprot);" << '\n';
}
/**
* Deserializes a container by reading its size and then iterating
*/
void t_haxe_generator::generate_deserialize_container(ostream& out, t_type* ttype, string prefix) {
scope_up(out);
string obj;
if (ttype->is_map()) {
obj = tmp("_map");
} else if (ttype->is_set()) {
obj = tmp("_set");
} else if (ttype->is_list()) {
obj = tmp("_list");
}
// Declare variables, read header
if (ttype->is_map()) {
indent(out) << "var " << obj << " = iprot.readMapBegin();" << '\n';
} else if (ttype->is_set()) {
indent(out) << "var " << obj << " = iprot.readSetBegin();" << '\n';
} else if (ttype->is_list()) {
indent(out) << "var " << obj << " = iprot.readListBegin();" << '\n';
}
indent(out) << prefix << " = new " << type_name(ttype, false, true)
// size the collection correctly
<< "("
<< ");" << '\n';
// For loop iterates over elements
string i = tmp("_i");
indent(out) << "for( " << i << " in 0 ... " << obj << ".size)" << '\n';
scope_up(out);
if (ttype->is_map()) {
generate_deserialize_map_element(out, (t_map*)ttype, prefix);
} else if (ttype->is_set()) {
generate_deserialize_set_element(out, (t_set*)ttype, prefix);
} else if (ttype->is_list()) {
generate_deserialize_list_element(out, (t_list*)ttype, prefix);
}
scope_down(out);
// Read container end
if (ttype->is_map()) {
indent(out) << "iprot.readMapEnd();" << '\n';
} else if (ttype->is_set()) {
indent(out) << "iprot.readSetEnd();" << '\n';
} else if (ttype->is_list()) {
indent(out) << "iprot.readListEnd();" << '\n';
}
scope_down(out);
}
/**
* Generates code to deserialize a map
*/
void t_haxe_generator::generate_deserialize_map_element(ostream& out, t_map* tmap, string prefix) {
string key = tmp("_key");
string val = tmp("_val");
t_field fkey(tmap->get_key_type(), key);
t_field fval(tmap->get_val_type(), val);
indent(out) << declare_field(&fkey) << '\n';
indent(out) << declare_field(&fval) << '\n';
generate_deserialize_field(out, &fkey);
generate_deserialize_field(out, &fval);
indent(out) << prefix << ".set( " << key << ", " << val << ");" << '\n';
}
/**
* Deserializes a set element
*/
void t_haxe_generator::generate_deserialize_set_element(ostream& out, t_set* tset, string prefix) {
string elem = tmp("_elem");
t_field felem(tset->get_elem_type(), elem);
indent(out) << declare_field(&felem) << '\n';
generate_deserialize_field(out, &felem);
indent(out) << prefix << ".add(" << elem << ");" << '\n';
}
/**
* Deserializes a list element
*/
void t_haxe_generator::generate_deserialize_list_element(ostream& out,
t_list* tlist,
string prefix) {
string elem = tmp("_elem");
t_field felem(tlist->get_elem_type(), elem);
indent(out) << declare_field(&felem) << '\n';
generate_deserialize_field(out, &felem);
indent(out) << prefix << ".add(" << elem << ");" << '\n';
}
/**
* Serializes a field of any type.
*
* @param tfield The field to serialize
* @param prefix Name to prepend to field name
*/
void t_haxe_generator::generate_serialize_field(ostream& out, t_field* tfield, string prefix) {
t_type* type = get_true_type(tfield->get_type());
// Do nothing for void types
if (type->is_void()) {
throw "CANNOT GENERATE SERIALIZE CODE FOR void TYPE: " + prefix + tfield->get_name();
}
if (type->is_struct() || type->is_xception()) {
generate_serialize_struct(out, (t_struct*)type, prefix + tfield->get_name());
} else if (type->is_container()) {
generate_serialize_container(out, type, prefix + tfield->get_name());
} else if (type->is_base_type() || type->is_enum()) {
string name = prefix + tfield->get_name();
indent(out) << "oprot.";
if (type->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)type)->get_base();
switch (tbase) {
case t_base_type::TYPE_VOID:
throw "compiler error: cannot serialize void field in a struct: " + name;
break;
case t_base_type::TYPE_STRING:
if (type->is_binary()) {
out << "writeBinary(" << name << ");";
} else {
out << "writeString(" << name << ");";
}
break;
case t_base_type::TYPE_UUID:
out << "writeUuid(" << name << ");";
break;
case t_base_type::TYPE_BOOL:
out << "writeBool(" << name << ");";
break;
case t_base_type::TYPE_I8:
out << "writeByte(" << name << ");";
break;
case t_base_type::TYPE_I16:
out << "writeI16(" << name << ");";
break;
case t_base_type::TYPE_I32:
out << "writeI32(" << name << ");";
break;
case t_base_type::TYPE_I64:
out << "writeI64(" << name << ");";
break;
case t_base_type::TYPE_DOUBLE:
out << "writeDouble(" << name << ");";
break;
default:
throw "compiler error: no Haxe name for base type " + t_base_type::t_base_name(tbase);
}
} else if (type->is_enum()) {
out << "writeI32(" << name << ");";
}
out << '\n';
} else {
printf("DO NOT KNOW HOW TO SERIALIZE FIELD '%s%s' TYPE '%s'\n",
prefix.c_str(),
tfield->get_name().c_str(),
type_name(type).c_str());
}
}
/**
* Serializes all the members of a struct.
*
* @param tstruct The struct to serialize
* @param prefix String prefix to attach to all fields
*/
void t_haxe_generator::generate_serialize_struct(ostream& out, t_struct* tstruct, string prefix) {
(void)tstruct;
out << indent() << prefix << ".write(oprot);" << '\n';
}
/**
* Serializes a container by writing its size then the elements.
*
* @param ttype The type of container
* @param prefix String prefix for fields
*/
void t_haxe_generator::generate_serialize_container(ostream& out, t_type* ttype, string prefix) {
if (ttype->is_map()) {
string iter = tmp("_key");
string counter = tmp("_sizeCounter");
indent(out) << "var " << counter << " : Int = 0;" << '\n';
indent(out) << "for( " << iter << " in " << prefix << ") {" << '\n';
indent(out) << " " << counter << +"++;" << '\n';
indent(out) << "}" << '\n';
indent(out) << "oprot.writeMapBegin(new TMap(" << type_to_enum(((t_map*)ttype)->get_key_type())
<< ", " << type_to_enum(((t_map*)ttype)->get_val_type()) << ", " << counter << "));"
<< '\n';
} else if (ttype->is_set()) {
indent(out) << "oprot.writeSetBegin(new TSet(" << type_to_enum(((t_set*)ttype)->get_elem_type())
<< ", " << prefix << ".size));" << '\n';
} else if (ttype->is_list()) {
indent(out) << "oprot.writeListBegin(new TList("
<< type_to_enum(((t_list*)ttype)->get_elem_type()) << ", " << prefix << ".length));"
<< '\n';
}
string iter = tmp("elem");
if (ttype->is_map()) {
indent(out) << "for( " << iter << " in " << prefix << ".keys())" << '\n';
} else if (ttype->is_set()) {
indent(out) << "for( " << iter << " in " << prefix << ".toArray())" << '\n';
} else if (ttype->is_list()) {
indent(out) << "for( " << iter << " in " << prefix << ")" << '\n';
}
scope_up(out);
if (ttype->is_map()) {
generate_serialize_map_element(out, (t_map*)ttype, iter, prefix);
} else if (ttype->is_set()) {
generate_serialize_set_element(out, (t_set*)ttype, iter);
} else if (ttype->is_list()) {
generate_serialize_list_element(out, (t_list*)ttype, iter);
}
scope_down(out);
if (ttype->is_map()) {
indent(out) << "oprot.writeMapEnd();" << '\n';
} else if (ttype->is_set()) {
indent(out) << "oprot.writeSetEnd();" << '\n';
} else if (ttype->is_list()) {
indent(out) << "oprot.writeListEnd();" << '\n';
}
}
/**
* Serializes the members of a map.
*/
void t_haxe_generator::generate_serialize_map_element(ostream& out,
t_map* tmap,
string iter,
string map) {
t_field kfield(tmap->get_key_type(), iter);
generate_serialize_field(out, &kfield, "");
t_field vfield(tmap->get_val_type(), map + ".get(" + iter + ")");
generate_serialize_field(out, &vfield, "");
}
/**
* Serializes the members of a set.
*/
void t_haxe_generator::generate_serialize_set_element(ostream& out, t_set* tset, string iter) {
t_field efield(tset->get_elem_type(), iter);
generate_serialize_field(out, &efield, "");
}
/**
* Serializes the members of a list.
*/
void t_haxe_generator::generate_serialize_list_element(ostream& out, t_list* tlist, string iter) {
t_field efield(tlist->get_elem_type(), iter);
generate_serialize_field(out, &efield, "");
}
/**
* Returns a haxe type name
*
* @param ttype The type
* @param container Is the type going inside a container?
* @return haxe type name, i.e. HashMap<Key,Value>
*/
string t_haxe_generator::type_name(t_type* ttype, bool in_container, bool in_init) {
(void)in_init;
// typedefs are just resolved to their real type
ttype = get_true_type(ttype);
string prefix;
if (ttype->is_base_type()) {
return base_type_name((t_base_type*)ttype, in_container);
}
if (ttype->is_enum()) {
return "Int";
}
if (ttype->is_map()) {
t_type* tkey = get_true_type(((t_map*)ttype)->get_key_type());
t_type* tval = get_true_type(((t_map*)ttype)->get_val_type());
if (tkey->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)tkey)->get_base();
switch (tbase) {
case t_base_type::TYPE_STRING:
if (!(tkey->is_binary())) {
return "StringMap< " + type_name(tval) + ">";
}
break; // default to ObjectMap<>
case t_base_type::TYPE_UUID:
return "StringMap< " + type_name(tval) + ">"; // uuids are stored as strings
case t_base_type::TYPE_I8:
case t_base_type::TYPE_I16:
case t_base_type::TYPE_I32:
return "IntMap< " + type_name(tval) + ">";
case t_base_type::TYPE_I64:
return "Int64Map< " + type_name(tval) + ">";
default:
break; // default to ObjectMap<>
}
}
if (tkey->is_enum()) {
return "IntMap< " + type_name(tval) + ">";
}
return "ObjectMap< " + type_name(tkey) + ", " + type_name(tval) + ">";
}
if (ttype->is_set()) {
t_type* tkey = get_true_type(((t_set*)ttype)->get_elem_type());
if (tkey->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)tkey)->get_base();
switch (tbase) {
case t_base_type::TYPE_STRING:
if (!(tkey->is_binary())) {
return "StringSet";
}
break; // default to ObjectSet
case t_base_type::TYPE_UUID:
return "StringSet"; // uuids are stored as strings
case t_base_type::TYPE_I8:
case t_base_type::TYPE_I16:
case t_base_type::TYPE_I32:
return "IntSet";
case t_base_type::TYPE_I64:
return "Int64Set";
default:
break; // default to ObjectSet
}
}
if (tkey->is_enum()) {
return "IntSet";
}
return "ObjectSet< " + type_name(tkey) + ">";
}
if (ttype->is_list()) {
t_type* telm = ((t_list*)ttype)->get_elem_type();
return "List< " + type_name(telm) + ">";
}
// Check for namespacing
t_program* program = ttype->get_program();
if (program != nullptr && program != program_) {
string package = make_package_name( program->get_namespace("haxe"));
if (!package.empty()) {
return package + "." + ttype->get_name();
}
}
return ttype->get_name();
}
/**
* Returns the haxe type that corresponds to the thrift type.
*
* @param tbase The base type
* @param container Is it going in a haxe container?
*/
string t_haxe_generator::base_type_name(t_base_type* type, bool in_container) {
(void)in_container;
t_base_type::t_base tbase = type->get_base();
switch (tbase) {
case t_base_type::TYPE_VOID:
return "Void";
case t_base_type::TYPE_STRING:
if (type->is_binary()) {
return "haxe.io.Bytes";
} else {
return "String";
}
case t_base_type::TYPE_UUID:
return "String";
case t_base_type::TYPE_BOOL:
return "Bool";
case t_base_type::TYPE_I8:
case t_base_type::TYPE_I16:
case t_base_type::TYPE_I32:
return "haxe.Int32";
case t_base_type::TYPE_I64:
return "haxe.Int64";
case t_base_type::TYPE_DOUBLE:
return "Float";
default:
throw "compiler error: no Haxe name for base type " + t_base_type::t_base_name(tbase);
}
}
/**
* Declares a field, which may include initialization as necessary.
*
* @param ttype The type
*/
string t_haxe_generator::declare_field(t_field* tfield, bool init) {
string result = "var " + tfield->get_name() + " : " + type_name(tfield->get_type());
if (init) {
t_type* ttype = get_true_type(tfield->get_type());
if (ttype->is_base_type() && tfield->get_value() != nullptr) {
result += " = " + render_const_value_str( ttype, tfield->get_value());
} else {
result += " = " + render_default_value_for_type( ttype, false);
}
}
return result + ";";
}
string t_haxe_generator::render_default_value_for_type( t_type* type, bool allow_null) {
t_type* ttype = get_true_type(type);
if (ttype->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)ttype)->get_base();
switch (tbase) {
case t_base_type::TYPE_VOID:
throw "NO T_VOID CONSTRUCT";
case t_base_type::TYPE_STRING:
return "null";
case t_base_type::TYPE_UUID:
return "uuid.Uuid.NIL";
case t_base_type::TYPE_BOOL:
return "false";
case t_base_type::TYPE_I8:
case t_base_type::TYPE_I16:
case t_base_type::TYPE_I32:
case t_base_type::TYPE_I64:
return "0";
case t_base_type::TYPE_DOUBLE:
return "0.0";
default:
throw "unhandled type";
}
} else if (ttype->is_enum()) {
return "0";
} else if (ttype->is_container()) {
return allow_null ? "null" : "new " + type_name(ttype, false, true) + "()";
} else {
return allow_null ? "null" : "new " + type_name(ttype, false, true) + "()";
}
}
/**
* Renders a function signature of the form 'type name(args)'
*
* @param tfunction Function definition
* @return String of rendered function definition
*/
string t_haxe_generator::function_signature_combined(t_function* tfunction) {
std::string on_error_success = "onError : Dynamic->Void = null, "
+ generate_service_method_onsuccess(tfunction, true, false);
std::string arguments = argument_list(tfunction->get_arglist());
if (!tfunction->is_oneway()) {
if (arguments != "") {
arguments += ", ";
}
arguments += on_error_success; //"onError : Function, onSuccess : Function";
}
std::string resulttype;
if (tfunction->is_oneway() || tfunction->get_returntype()->is_void()) {
resulttype = "Void";
} else {
resulttype = type_name(tfunction->get_returntype());
}
std::string result = "function " + tfunction->get_name() + "(" + arguments + ") : "+resulttype;
return result;
}
/**
* Renders a function signature of the form 'type name(args)'
*
* @param tfunction Function definition
* @return String of rendered function definition
*/
string t_haxe_generator::function_signature_normal(t_function* tfunction) {
std::string arguments = argument_list(tfunction->get_arglist());
std::string resulttype;
if (tfunction->is_oneway() || tfunction->get_returntype()->is_void()) {
resulttype = "Void";
} else {
resulttype = type_name(tfunction->get_returntype());
}
std::string result = "function " + tfunction->get_name() + "(" + arguments + ") : " + resulttype;
return result;
}
/**
* Renders a comma separated field list, with type names
*/
string t_haxe_generator::argument_list(t_struct* tstruct) {
string result = "";
const vector<t_field*>& fields = tstruct->get_members();
vector<t_field*>::const_iterator f_iter;
bool first = true;
for (f_iter = fields.begin(); f_iter != fields.end(); ++f_iter) {
if (first) {
first = false;
} else {
result += ", ";
}
result += (*f_iter)->get_name() + " : " + type_name((*f_iter)->get_type());
}
return result;
}
/**
* Converts the parse type to a C++ enum string for the given type.
*/
string t_haxe_generator::type_to_enum(t_type* type) {
type = get_true_type(type);
if (type->is_base_type()) {
t_base_type::t_base tbase = ((t_base_type*)type)->get_base();
switch (tbase) {
case t_base_type::TYPE_VOID:
throw "NO T_VOID CONSTRUCT";
case t_base_type::TYPE_STRING:
return "TType.STRING";
case t_base_type::TYPE_UUID:
return "TType.UUID";
case t_base_type::TYPE_BOOL:
return "TType.BOOL";
case t_base_type::TYPE_I8:
return "TType.BYTE";
case t_base_type::TYPE_I16:
return "TType.I16";
case t_base_type::TYPE_I32:
return "TType.I32";
case t_base_type::TYPE_I64:
return "TType.I64";
case t_base_type::TYPE_DOUBLE:
return "TType.DOUBLE";
default:
break;
}
} else if (type->is_enum()) {
return "TType.I32";
} else if (type->is_struct() || type->is_xception()) {
return "TType.STRUCT";
} else if (type->is_map()) {
return "TType.MAP";
} else if (type->is_set()) {
return "TType.SET";
} else if (type->is_list()) {
return "TType.LIST";
}
throw "INVALID TYPE IN type_to_enum: " + type->get_name();
}
/**
* Haxe class names must start with uppercase letter, but Haxe namespaces must not.
*/
std::string t_haxe_generator::get_cap_name(std::string name) {
if (name.length() == 0) {
return name;
}
// test.for.Generic< data.Type, or.the.Like> and handle it recursively
size_t generic_first = name.find('<');
size_t generic_last = name.rfind('>');
if ((generic_first != std::string::npos) && (generic_last != std::string::npos)) {
string outer_type = name.substr(0, generic_first);
string inner_types = name.substr(generic_first + 1, generic_last - generic_first - 1);
string new_inner = "";
size_t comma_start = 0;
while (comma_start < inner_types.length()) {
size_t comma_pos = comma_start;
int nested = 0;
while (comma_pos < inner_types.length()) {
bool found = false;
switch (inner_types[comma_pos]) {
case '<':
++nested;
break;
case '>':
--nested;
break;
case ',':
found = (nested == 0);
break;
}
if (found) {
break;
}
++comma_pos;
}
if (new_inner.length() > 0) {
new_inner += ",";
}
string inner = inner_types.substr(comma_start, comma_pos - comma_start);
new_inner += get_cap_name(inner);
comma_start = ++comma_pos;
}
return get_cap_name(outer_type) + "<" + new_inner + ">";
}
// package name
size_t index = name.find_first_not_of(" \n\r\t");
if (index < name.length()) {
name[index] = tolower(name[index]);
index = name.find('.');
while (index != std::string::npos) {
if (++index < name.length()) {
name[index] = tolower(name[index]);
}
index = name.find('.', index);
}
}
// class name
index = name.rfind('.');
if (index != std::string::npos) {
++index;
} else {
index = name.find_first_not_of(" \n\r\t");
}
if (index < name.length()) {
name[index] = toupper(name[index]);
}
return name;
}
string t_haxe_generator::constant_name(string name) {
string constant_name;
bool is_first = true;
bool was_previous_char_upper = false;
for (char character : name) {
bool is_upper = isupper(character);
if (is_upper && !is_first && !was_previous_char_upper) {
constant_name += '_';
}
constant_name += toupper(character);
is_first = false;
was_previous_char_upper = is_upper;
}
return constant_name;
}
/**
* Enables RTTI for a class or interface
*/
void t_haxe_generator::generate_rtti_decoration(ostream& out) {
if (rtti_) {
out << "@:rtti" << '\n';
}
}
/**
* Adds build macros to a class or interface
*/
void t_haxe_generator::generate_macro_decoration(ostream& out) {
if (!buildmacro_.empty()) {
out << "#if ! macro" << '\n';
out << "@:build( " << buildmacro_ << ")" << '\n'; // current class/interface
out << "@:autoBuild( " << buildmacro_ << ")" << '\n'; // inherited classes/interfaces
out << "#end" << '\n';
}
}
/**
* Emits a haxeDoc comment if the provided object has a doc in Thrift
*/
void t_haxe_generator::generate_haxe_doc(ostream& out, t_doc* tdoc) {
if (tdoc->has_doc()) {
generate_docstring_comment(out, "/**\n", " * ", tdoc->get_doc(), " */\n");
}
}
/**
* Emits a haxeDoc comment if the provided function object has a doc in Thrift
*/
void t_haxe_generator::generate_haxe_doc(ostream& out, t_function* tfunction) {
if (tfunction->has_doc()) {
stringstream ss;
ss << tfunction->get_doc();
const vector<t_field*>& fields = tfunction->get_arglist()->get_members();
vector<t_field*>::const_iterator p_iter;
for (p_iter = fields.begin(); p_iter != fields.end(); ++p_iter) {
t_field* p = *p_iter;
ss << "\n@param " << p->get_name();
if (p->has_doc()) {
ss << " " << p->get_doc();
}
}
generate_docstring_comment(out, "/**\n", " * ", ss.str(), " */\n");
}
}
std::string t_haxe_generator::generate_isset_check(t_field* field) {
return generate_isset_check(field->get_name());
}
std::string t_haxe_generator::generate_isset_check(std::string field_name) {
return "is" + get_cap_name("set") + get_cap_name(field_name) + "()";
}
void t_haxe_generator::generate_isset_set(ostream& out, t_field* field) {
if (!type_can_be_null(field->get_type())) {
indent(out) << "this.__isset_" << field->get_name() << " = true;" << '\n';
}
}
std::string t_haxe_generator::get_enum_class_name(t_type* type) {
string package = "";
t_program* program = type->get_program();
if (program != nullptr /*&& program != program_*/) {
package = make_package_name( program->get_namespace("haxe")) + ".";
}
return package + type->get_name();
}
std::string t_haxe_generator::display_name() const {
return "Haxe";
}
THRIFT_REGISTER_GENERATOR(
haxe,
"Haxe",
" rtti Enable @:rtti for generated classes and interfaces\n"
" buildmacro=my.macros.Class.method(args)\n"
" Add @:build macro calls to generated classes and interfaces\n")