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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/babel-generator/lib/index.js
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diff --git a/node_modules/babel-generator/lib/index.js b/node_modules/babel-generator/lib/index.js
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+"use strict";
+
+exports.__esModule = true;
+exports.CodeGenerator = undefined;
+
+var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");
+
+var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
+
+var _possibleConstructorReturn2 = require("babel-runtime/helpers/possibleConstructorReturn");
+
+var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);
+
+var _inherits2 = require("babel-runtime/helpers/inherits");
+
+var _inherits3 = _interopRequireDefault(_inherits2);
+
+exports.default = function (ast, opts, code) {
+ var gen = new Generator(ast, opts, code);
+ return gen.generate();
+};
+
+var _detectIndent = require("detect-indent");
+
+var _detectIndent2 = _interopRequireDefault(_detectIndent);
+
+var _sourceMap = require("./source-map");
+
+var _sourceMap2 = _interopRequireDefault(_sourceMap);
+
+var _babelMessages = require("babel-messages");
+
+var messages = _interopRequireWildcard(_babelMessages);
+
+var _printer = require("./printer");
+
+var _printer2 = _interopRequireDefault(_printer);
+
+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)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var Generator = function (_Printer) {
+ (0, _inherits3.default)(Generator, _Printer);
+
+ function Generator(ast) {
+ var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+ var code = arguments[2];
+ (0, _classCallCheck3.default)(this, Generator);
+
+ var tokens = ast.tokens || [];
+ var format = normalizeOptions(code, opts, tokens);
+ var map = opts.sourceMaps ? new _sourceMap2.default(opts, code) : null;
+
+ var _this = (0, _possibleConstructorReturn3.default)(this, _Printer.call(this, format, map, tokens));
+
+ _this.ast = ast;
+ return _this;
+ }
+
+ Generator.prototype.generate = function generate() {
+ return _Printer.prototype.generate.call(this, this.ast);
+ };
+
+ return Generator;
+}(_printer2.default);
+
+function normalizeOptions(code, opts, tokens) {
+ var style = " ";
+ if (code && typeof code === "string") {
+ var indent = (0, _detectIndent2.default)(code).indent;
+ if (indent && indent !== " ") style = indent;
+ }
+
+ var format = {
+ auxiliaryCommentBefore: opts.auxiliaryCommentBefore,
+ auxiliaryCommentAfter: opts.auxiliaryCommentAfter,
+ shouldPrintComment: opts.shouldPrintComment,
+ retainLines: opts.retainLines,
+ retainFunctionParens: opts.retainFunctionParens,
+ comments: opts.comments == null || opts.comments,
+ compact: opts.compact,
+ minified: opts.minified,
+ concise: opts.concise,
+ quotes: opts.quotes || findCommonStringDelimiter(code, tokens),
+ jsonCompatibleStrings: opts.jsonCompatibleStrings,
+ indent: {
+ adjustMultilineComment: true,
+ style: style,
+ base: 0
+ },
+ flowCommaSeparator: opts.flowCommaSeparator
+ };
+
+ if (format.minified) {
+ format.compact = true;
+
+ format.shouldPrintComment = format.shouldPrintComment || function () {
+ return format.comments;
+ };
+ } else {
+ format.shouldPrintComment = format.shouldPrintComment || function (value) {
+ return format.comments || value.indexOf("@license") >= 0 || value.indexOf("@preserve") >= 0;
+ };
+ }
+
+ if (format.compact === "auto") {
+ format.compact = code.length > 500000;
+
+ if (format.compact) {
+ console.error("[BABEL] " + messages.get("codeGeneratorDeopt", opts.filename, "500KB"));
+ }
+ }
+
+ if (format.compact) {
+ format.indent.adjustMultilineComment = false;
+ }
+
+ return format;
+}
+
+function findCommonStringDelimiter(code, tokens) {
+ var DEFAULT_STRING_DELIMITER = "double";
+ if (!code) {
+ return DEFAULT_STRING_DELIMITER;
+ }
+
+ var occurrences = {
+ single: 0,
+ double: 0
+ };
+
+ var checked = 0;
+
+ for (var i = 0; i < tokens.length; i++) {
+ var token = tokens[i];
+ if (token.type.label !== "string") continue;
+
+ var raw = code.slice(token.start, token.end);
+ if (raw[0] === "'") {
+ occurrences.single++;
+ } else {
+ occurrences.double++;
+ }
+
+ checked++;
+ if (checked >= 3) break;
+ }
+ if (occurrences.single > occurrences.double) {
+ return "single";
+ } else {
+ return "double";
+ }
+}
+
+var CodeGenerator = exports.CodeGenerator = function () {
+ function CodeGenerator(ast, opts, code) {
+ (0, _classCallCheck3.default)(this, CodeGenerator);
+
+ this._generator = new Generator(ast, opts, code);
+ }
+
+ CodeGenerator.prototype.generate = function generate() {
+ return this._generator.generate();
+ };
+
+ return CodeGenerator;
+}(); \ No newline at end of file