mirror of
https://github.com/jashkenas/coffeescript.git
synced 2022-11-09 12:23:24 -05:00
411 lines
13 KiB
JavaScript
411 lines
13 KiB
JavaScript
// Generated by CoffeeScript 2.0.0-alpha1
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(function() {
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var Lexer, SourceMap, base64encode, compile, ext, fn1, formatSourcePosition, fs, getSourceMap, helpers, i, len, lexer, packageJson, parser, path, ref, sourceMaps, sources, vm, withPrettyErrors,
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hasProp = {}.hasOwnProperty;
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fs = require('fs');
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vm = require('vm');
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path = require('path');
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Lexer = require('./lexer').Lexer;
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parser = require('./parser').parser;
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helpers = require('./helpers');
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SourceMap = require('./sourcemap');
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packageJson = require('../../package.json');
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exports.VERSION = packageJson.version;
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exports.FILE_EXTENSIONS = ['.coffee', '.litcoffee', '.coffee.md'];
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exports.helpers = helpers;
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base64encode = function(src) {
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switch (false) {
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case typeof Buffer !== 'function':
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return Buffer.from(src).toString('base64');
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case typeof btoa !== 'function':
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return btoa(encodeURIComponent(src).replace(/%([0-9A-F]{2})/g, function(match, p1) {
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return String.fromCharCode('0x' + p1);
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}));
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default:
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throw new Error('Unable to base64 encode inline sourcemap.');
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}
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};
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withPrettyErrors = function(fn) {
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return function(code, options = {}) {
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var err;
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try {
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return fn.call(this, code, options);
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} catch (error) {
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err = error;
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if (typeof code !== 'string') {
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throw err;
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}
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throw helpers.updateSyntaxError(err, code, options.filename);
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}
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};
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};
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sources = {};
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sourceMaps = {};
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exports.compile = compile = withPrettyErrors(function(code, options) {
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var currentColumn, currentLine, encoded, extend, filename, fragment, fragments, generateSourceMap, header, i, j, js, len, len1, map, merge, newLines, ref, ref1, sourceMapDataURI, sourceURL, token, tokens, v3SourceMap;
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merge = helpers.merge, extend = helpers.extend;
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options = extend({}, options);
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generateSourceMap = options.sourceMap || options.inlineMap || (options.filename == null);
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filename = options.filename || '<anonymous>';
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sources[filename] = code;
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if (generateSourceMap) {
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map = new SourceMap;
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}
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tokens = lexer.tokenize(code, options);
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options.referencedVars = (function() {
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var i, len, results;
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results = [];
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for (i = 0, len = tokens.length; i < len; i++) {
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token = tokens[i];
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if (token[0] === 'IDENTIFIER') {
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results.push(token[1]);
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}
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}
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return results;
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})();
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if (!((options.bare != null) && options.bare === true)) {
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for (i = 0, len = tokens.length; i < len; i++) {
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token = tokens[i];
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if ((ref = token[0]) === 'IMPORT' || ref === 'EXPORT') {
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options.bare = true;
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break;
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}
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}
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}
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fragments = parser.parse(tokens).compileToFragments(options);
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currentLine = 0;
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if (options.header) {
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currentLine += 1;
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}
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if (options.shiftLine) {
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currentLine += 1;
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}
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currentColumn = 0;
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js = "";
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for (j = 0, len1 = fragments.length; j < len1; j++) {
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fragment = fragments[j];
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if (generateSourceMap) {
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if (fragment.locationData && !/^[;\s]*$/.test(fragment.code)) {
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map.add([fragment.locationData.first_line, fragment.locationData.first_column], [currentLine, currentColumn], {
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noReplace: true
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});
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}
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newLines = helpers.count(fragment.code, "\n");
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currentLine += newLines;
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if (newLines) {
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currentColumn = fragment.code.length - (fragment.code.lastIndexOf("\n") + 1);
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} else {
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currentColumn += fragment.code.length;
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}
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}
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js += fragment.code;
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}
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if (options.header) {
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header = `Generated by CoffeeScript ${this.VERSION}`;
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js = `// ${header}\n${js}`;
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}
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if (generateSourceMap) {
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v3SourceMap = map.generate(options, code);
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sourceMaps[filename] = map;
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}
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if (options.inlineMap) {
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encoded = base64encode(JSON.stringify(v3SourceMap));
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sourceMapDataURI = `//# sourceMappingURL=data:application/json;base64,${encoded}`;
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sourceURL = `//# sourceURL=${(ref1 = options.filename) != null ? ref1 : 'coffeescript'}`;
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js = `${js}\n${sourceMapDataURI}\n${sourceURL}`;
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}
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if (options.sourceMap) {
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return {
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js: js,
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sourceMap: map,
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v3SourceMap: JSON.stringify(v3SourceMap, null, 2)
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};
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} else {
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return js;
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}
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});
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exports.tokens = withPrettyErrors(function(code, options) {
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return lexer.tokenize(code, options);
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});
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exports.nodes = withPrettyErrors(function(source, options) {
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if (typeof source === 'string') {
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return parser.parse(lexer.tokenize(source, options));
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} else {
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return parser.parse(source);
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}
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});
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exports.run = function(code, options = {}) {
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var answer, dir, mainModule, ref;
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mainModule = require.main;
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mainModule.filename = process.argv[1] = options.filename ? fs.realpathSync(options.filename) : '<anonymous>';
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mainModule.moduleCache && (mainModule.moduleCache = {});
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dir = options.filename != null ? path.dirname(fs.realpathSync(options.filename)) : fs.realpathSync('.');
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mainModule.paths = require('module')._nodeModulePaths(dir);
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if (!helpers.isCoffee(mainModule.filename) || require.extensions) {
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answer = compile(code, options);
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code = (ref = answer.js) != null ? ref : answer;
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}
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return mainModule._compile(code, mainModule.filename);
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};
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exports["eval"] = function(code, options = {}) {
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var Module, _module, _require, createContext, i, isContext, js, k, len, o, r, ref, ref1, ref2, ref3, sandbox, v;
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if (!(code = code.trim())) {
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return;
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}
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createContext = (ref = vm.Script.createContext) != null ? ref : vm.createContext;
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isContext = (ref1 = vm.isContext) != null ? ref1 : function(ctx) {
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return options.sandbox instanceof createContext().constructor;
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};
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if (createContext) {
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if (options.sandbox != null) {
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if (isContext(options.sandbox)) {
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sandbox = options.sandbox;
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} else {
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sandbox = createContext();
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ref2 = options.sandbox;
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for (k in ref2) {
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if (!hasProp.call(ref2, k)) continue;
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v = ref2[k];
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sandbox[k] = v;
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}
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}
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sandbox.global = sandbox.root = sandbox.GLOBAL = sandbox;
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} else {
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sandbox = global;
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}
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sandbox.__filename = options.filename || 'eval';
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sandbox.__dirname = path.dirname(sandbox.__filename);
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if (!(sandbox !== global || sandbox.module || sandbox.require)) {
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Module = require('module');
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sandbox.module = _module = new Module(options.modulename || 'eval');
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sandbox.require = _require = function(path) {
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return Module._load(path, _module, true);
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};
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_module.filename = sandbox.__filename;
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ref3 = Object.getOwnPropertyNames(require);
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for (i = 0, len = ref3.length; i < len; i++) {
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r = ref3[i];
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if (r !== 'paths' && r !== 'arguments' && r !== 'caller') {
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_require[r] = require[r];
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}
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}
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_require.paths = _module.paths = Module._nodeModulePaths(process.cwd());
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_require.resolve = function(request) {
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return Module._resolveFilename(request, _module);
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};
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}
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}
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o = {};
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for (k in options) {
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if (!hasProp.call(options, k)) continue;
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v = options[k];
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o[k] = v;
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}
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o.bare = true;
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js = compile(code, o);
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if (sandbox === global) {
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return vm.runInThisContext(js);
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} else {
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return vm.runInContext(js, sandbox);
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}
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};
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exports.register = function() {
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return require('./register');
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};
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if (require.extensions) {
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ref = this.FILE_EXTENSIONS;
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fn1 = function(ext) {
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var base;
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return (base = require.extensions)[ext] != null ? base[ext] : base[ext] = function() {
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throw new Error(`Use CoffeeScript.register() or require the coffeescript/register module to require ${ext} files.`);
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};
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};
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for (i = 0, len = ref.length; i < len; i++) {
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ext = ref[i];
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fn1(ext);
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}
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}
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exports._compileFile = function(filename, sourceMap = false, inlineMap = false) {
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var answer, err, raw, stripped;
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raw = fs.readFileSync(filename, 'utf8');
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stripped = raw.charCodeAt(0) === 0xFEFF ? raw.substring(1) : raw;
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try {
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answer = compile(stripped, {
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filename: filename,
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sourceMap: sourceMap,
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inlineMap: inlineMap,
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sourceFiles: [filename],
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literate: helpers.isLiterate(filename)
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});
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} catch (error) {
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err = error;
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throw helpers.updateSyntaxError(err, stripped, filename);
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}
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return answer;
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};
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lexer = new Lexer;
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parser.lexer = {
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lex: function() {
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var tag, token;
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token = parser.tokens[this.pos++];
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if (token) {
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tag = token[0], this.yytext = token[1], this.yylloc = token[2];
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parser.errorToken = token.origin || token;
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this.yylineno = this.yylloc.first_line;
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} else {
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tag = '';
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}
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return tag;
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},
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setInput: function(tokens) {
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parser.tokens = tokens;
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return this.pos = 0;
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},
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upcomingInput: function() {
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return "";
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}
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};
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parser.yy = require('./nodes');
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parser.yy.parseError = function(message, arg) {
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var errorLoc, errorTag, errorText, errorToken, token, tokens;
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token = arg.token;
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errorToken = parser.errorToken, tokens = parser.tokens;
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errorTag = errorToken[0], errorText = errorToken[1], errorLoc = errorToken[2];
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errorText = (function() {
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switch (false) {
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case errorToken !== tokens[tokens.length - 1]:
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return 'end of input';
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case errorTag !== 'INDENT' && errorTag !== 'OUTDENT':
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return 'indentation';
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case errorTag !== 'IDENTIFIER' && errorTag !== 'NUMBER' && errorTag !== 'INFINITY' && errorTag !== 'STRING' && errorTag !== 'STRING_START' && errorTag !== 'REGEX' && errorTag !== 'REGEX_START':
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return errorTag.replace(/_START$/, '').toLowerCase();
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default:
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return helpers.nameWhitespaceCharacter(errorText);
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}
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})();
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return helpers.throwSyntaxError(`unexpected ${errorText}`, errorLoc);
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};
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formatSourcePosition = function(frame, getSourceMapping) {
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var as, column, fileLocation, filename, functionName, isConstructor, isMethodCall, line, methodName, source, tp, typeName;
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filename = void 0;
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fileLocation = '';
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if (frame.isNative()) {
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fileLocation = "native";
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} else {
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if (frame.isEval()) {
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filename = frame.getScriptNameOrSourceURL();
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if (!filename) {
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fileLocation = `${frame.getEvalOrigin()}, `;
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}
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} else {
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filename = frame.getFileName();
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}
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filename || (filename = "<anonymous>");
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line = frame.getLineNumber();
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column = frame.getColumnNumber();
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source = getSourceMapping(filename, line, column);
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fileLocation = source ? `${filename}:${source[0]}:${source[1]}` : `${filename}:${line}:${column}`;
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}
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functionName = frame.getFunctionName();
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isConstructor = frame.isConstructor();
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isMethodCall = !(frame.isToplevel() || isConstructor);
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if (isMethodCall) {
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methodName = frame.getMethodName();
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typeName = frame.getTypeName();
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if (functionName) {
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tp = as = '';
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if (typeName && functionName.indexOf(typeName)) {
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tp = `${typeName}.`;
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}
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if (methodName && functionName.indexOf(`.${methodName}`) !== functionName.length - methodName.length - 1) {
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as = ` [as ${methodName}]`;
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}
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return `${tp}${functionName}${as} (${fileLocation})`;
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} else {
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return `${typeName}.${methodName || '<anonymous>'} (${fileLocation})`;
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}
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} else if (isConstructor) {
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return `new ${functionName || '<anonymous>'} (${fileLocation})`;
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} else if (functionName) {
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return `${functionName} (${fileLocation})`;
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} else {
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return fileLocation;
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}
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};
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getSourceMap = function(filename) {
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var answer;
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if (sourceMaps[filename] != null) {
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return sourceMaps[filename];
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} else if (sourceMaps['<anonymous>'] != null) {
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return sourceMaps['<anonymous>'];
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} else if (sources[filename] != null) {
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answer = compile(sources[filename], {
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filename: filename,
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sourceMap: true,
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literate: helpers.isLiterate(filename)
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});
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return answer.sourceMap;
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} else {
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return null;
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}
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};
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Error.prepareStackTrace = function(err, stack) {
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var frame, frames, getSourceMapping;
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getSourceMapping = function(filename, line, column) {
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var answer, sourceMap;
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sourceMap = getSourceMap(filename);
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if (sourceMap != null) {
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answer = sourceMap.sourceLocation([line - 1, column - 1]);
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}
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if (answer != null) {
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return [answer[0] + 1, answer[1] + 1];
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} else {
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return null;
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}
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};
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frames = (function() {
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var j, len1, results;
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results = [];
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for (j = 0, len1 = stack.length; j < len1; j++) {
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frame = stack[j];
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if (frame.getFunction() === exports.run) {
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break;
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}
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results.push(` at ${formatSourcePosition(frame, getSourceMapping)}`);
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}
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return results;
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})();
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return `${err.toString()}\n${frames.join('\n')}\n`;
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};
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}).call(this);
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