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71 lines
2.6 KiB
JavaScript

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