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71 lines
2.6 KiB
JavaScript
71 lines
2.6 KiB
JavaScript
#!/usr/bin/env node
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"use strict";
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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; } }
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var _path = require("path");
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var _fs = require("fs");
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var _distAcornJs = require("../dist/acorn.js");
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var acorn = _interopRequireWildcard(_distAcornJs);
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var infile = undefined,
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forceFile = undefined,
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silent = false,
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compact = false,
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tokenize = false;
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var options = {};
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function help(status) {
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var print = status == 0 ? console.log : console.error;
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print("usage: " + (0, _path.basename)(process.argv[1]) + " [--ecma3|--ecma5|--ecma6]");
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print(" [--tokenize] [--locations] [---allow-hash-bang] [--compact] [--silent] [--module] [--help] [--] [infile]");
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process.exit(status);
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}
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for (var i = 2; i < process.argv.length; ++i) {
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var arg = process.argv[i];
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if ((arg == "-" || arg[0] != "-") && !infile) infile = arg;else if (arg == "--" && !infile && i + 2 == process.argv.length) forceFile = infile = process.argv[++i];else if (arg == "--ecma3") options.ecmaVersion = 3;else if (arg == "--ecma5") options.ecmaVersion = 5;else if (arg == "--ecma6") options.ecmaVersion = 6;else if (arg == "--locations") options.locations = true;else if (arg == "--allow-hash-bang") options.allowHashBang = true;else if (arg == "--silent") silent = true;else if (arg == "--compact") compact = true;else if (arg == "--help") help(0);else if (arg == "--tokenize") tokenize = true;else if (arg == "--module") options.sourceType = 'module';else help(1);
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}
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function run(code) {
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var result = undefined;
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if (!tokenize) {
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try {
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result = acorn.parse(code, options);
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} catch (e) {
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console.error(e.message);process.exit(1);
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}
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} else {
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result = [];
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var tokenizer = acorn.tokenizer(code, options),
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token = undefined;
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while (true) {
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try {
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token = tokenizer.getToken();
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} catch (e) {
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console.error(e.message);process.exit(1);
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}
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result.push(token);
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if (token.type == acorn.tokTypes.eof) break;
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}
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}
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if (!silent) console.log(JSON.stringify(result, null, compact ? null : 2));
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}
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if (forceFile || infile && infile != "-") {
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run((0, _fs.readFileSync)(infile, "utf8"));
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} else {
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(function () {
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var code = "";
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process.stdin.resume();
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process.stdin.on("data", function (chunk) {
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return code += chunk;
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});
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process.stdin.on("end", function () {
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return run(code);
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});
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})();
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} |