| #ifndef PROTON_SCANNER_H |
| #define PROTON_SCANNER_H 1 |
| |
| /* |
| * |
| * 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 <proton/import_export.h> |
| #include <stddef.h> |
| #include <stdarg.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef enum { |
| PN_TOK_LBRACE, |
| PN_TOK_RBRACE, |
| PN_TOK_LBRACKET, |
| PN_TOK_RBRACKET, |
| PN_TOK_EQUAL, |
| PN_TOK_COMMA, |
| PN_TOK_POS, |
| PN_TOK_NEG, |
| PN_TOK_DOT, |
| PN_TOK_AT, |
| PN_TOK_DOLLAR, |
| PN_TOK_BINARY, |
| PN_TOK_STRING, |
| PN_TOK_SYMBOL, |
| PN_TOK_ID, |
| PN_TOK_FLOAT, |
| PN_TOK_INT, |
| PN_TOK_TRUE, |
| PN_TOK_FALSE, |
| PN_TOK_NULL, |
| PN_TOK_EOS, |
| PN_TOK_ERR |
| } pn_token_type_t; |
| |
| typedef struct pn_scanner_t pn_scanner_t; |
| |
| typedef struct { |
| pn_token_type_t type; |
| const char *start; |
| size_t size; |
| } pn_token_t; |
| |
| PN_EXTERN pn_scanner_t *pn_scanner(void); |
| PN_EXTERN void pn_scanner_free(pn_scanner_t *scanner); |
| PN_EXTERN pn_token_t pn_scanner_token(pn_scanner_t *scanner); |
| PN_EXTERN int pn_scanner_err(pn_scanner_t *scanner, int code, const char *fmt, ...); |
| PN_EXTERN int pn_scanner_verr(pn_scanner_t *scanner, int code, const char *fmt, va_list ap); |
| PN_EXTERN void pn_scanner_line_info(pn_scanner_t *scanner, int *line, int *col); |
| PN_EXTERN int pn_scanner_errno(pn_scanner_t *scanner); |
| PN_EXTERN const char *pn_scanner_error(pn_scanner_t *scanner); |
| PN_EXTERN int pn_scanner_start(pn_scanner_t *scanner, const char *input); |
| PN_EXTERN int pn_scanner_scan(pn_scanner_t *scanner); |
| PN_EXTERN int pn_scanner_shift(pn_scanner_t *scanner); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* scanner.h */ |