blob: fbe3b58772eec02d84d4055b6182b95b99ee9481 [file] [log] [blame]
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = normalizeFile;
function _path() {
const data = _interopRequireDefault(require("path"));
_path = function () {
return data;
};
return data;
}
function _debug() {
const data = _interopRequireDefault(require("debug"));
_debug = function () {
return data;
};
return data;
}
function _cloneDeep() {
const data = _interopRequireDefault(require("lodash/cloneDeep"));
_cloneDeep = function () {
return data;
};
return data;
}
function t() {
const data = _interopRequireWildcard(require("@babel/types"));
t = function () {
return data;
};
return data;
}
function _convertSourceMap() {
const data = _interopRequireDefault(require("convert-source-map"));
_convertSourceMap = function () {
return data;
};
return data;
}
function _parser() {
const data = require("@babel/parser");
_parser = function () {
return data;
};
return data;
}
function _codeFrame() {
const data = require("@babel/code-frame");
_codeFrame = function () {
return data;
};
return data;
}
var _file = _interopRequireDefault(require("./file/file"));
var _missingPluginHelper = _interopRequireDefault(require("./util/missing-plugin-helper"));
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const debug = (0, _debug().default)("babel:transform:file");
function normalizeFile(pluginPasses, options, code, ast) {
code = `${code || ""}`;
let inputMap = null;
if (options.inputSourceMap !== false) {
if (typeof options.inputSourceMap === "object") {
inputMap = _convertSourceMap().default.fromObject(options.inputSourceMap);
}
if (!inputMap) {
try {
inputMap = _convertSourceMap().default.fromSource(code);
if (inputMap) {
code = _convertSourceMap().default.removeComments(code);
}
} catch (err) {
debug("discarding unknown inline input sourcemap", err);
code = _convertSourceMap().default.removeComments(code);
}
}
if (!inputMap) {
if (typeof options.filename === "string") {
try {
inputMap = _convertSourceMap().default.fromMapFileSource(code, _path().default.dirname(options.filename));
if (inputMap) {
code = _convertSourceMap().default.removeMapFileComments(code);
}
} catch (err) {
debug("discarding unknown file input sourcemap", err);
code = _convertSourceMap().default.removeMapFileComments(code);
}
} else {
debug("discarding un-loadable file input sourcemap");
code = _convertSourceMap().default.removeMapFileComments(code);
}
}
}
if (ast) {
if (ast.type === "Program") {
ast = t().file(ast, [], []);
} else if (ast.type !== "File") {
throw new Error("AST root must be a Program or File node");
}
ast = (0, _cloneDeep().default)(ast);
} else {
ast = parser(pluginPasses, options, code);
}
return new _file.default(options, {
code,
ast,
inputMap
});
}
function parser(pluginPasses, {
parserOpts,
highlightCode = true,
filename = "unknown"
}, code) {
try {
const results = [];
for (const plugins of pluginPasses) {
for (const plugin of plugins) {
const {
parserOverride
} = plugin;
if (parserOverride) {
const ast = parserOverride(code, parserOpts, _parser().parse);
if (ast !== undefined) results.push(ast);
}
}
}
if (results.length === 0) {
return (0, _parser().parse)(code, parserOpts);
} else if (results.length === 1) {
if (typeof results[0].then === "function") {
throw new Error(`You appear to be using an async codegen plugin, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, you may need to upgrade ` + `your @babel/core version.`);
}
return results[0];
}
throw new Error("More than one plugin attempted to override parsing.");
} catch (err) {
if (err.code === "BABEL_PARSER_SOURCETYPE_MODULE_REQUIRED") {
err.message += "\nConsider renaming the file to '.mjs', or setting sourceType:module " + "or sourceType:unambiguous in your Babel config for this file.";
}
const {
loc,
missingPlugin
} = err;
if (loc) {
const codeFrame = (0, _codeFrame().codeFrameColumns)(code, {
start: {
line: loc.line,
column: loc.column + 1
}
}, {
highlightCode
});
if (missingPlugin) {
err.message = `${filename}: ` + (0, _missingPluginHelper.default)(missingPlugin[0], loc, codeFrame);
} else {
err.message = `${filename}: ${err.message}\n\n` + codeFrame;
}
err.code = "BABEL_PARSE_ERROR";
}
throw err;
}
}