mirror of
https://github.com/wu736139669/Monkey-Test.git
synced 2026-08-06 06:14:53 +00:00
113 lines
2.9 KiB
JavaScript
Executable File
113 lines
2.9 KiB
JavaScript
Executable File
#!/usr/bin/env node
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(function() {
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var fs = require('fs');
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var jsesc = require('jsesc');
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var regexpu = require('../regexpu.js');
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var strings = process.argv.splice(2);
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var option = strings.shift();
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var stdin = process.stdin;
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var isFile = false;
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var data;
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var timeout;
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var options = {};
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var log = console.log;
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var main = function() {
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if (/^(?:-h|--help|undefined)$/.test(option)) {
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log(
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'regexpu v%s - https://mths.be/regexpu',
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regexpu.version
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);
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log([
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'\nUsage:\n',
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'\tregexpu [-c | --code] [snippet ...]',
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'\tregexpu [-f | --file] [file ...]',
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'\tregexpu [-v | --version]',
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'\tregexpu [-h | --help]',
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'\nExamples:\n',
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'\tregexpu -f foo-es6.js > foo-es5.js',
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'\tregexpu -c \'var x = /foo.bar/u;\'',
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'\techo \'var x = /foo.bar/u;\' | regexpu -c'
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].join('\n'));
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return process.exit(1);
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}
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if (/^(?:-v|--version)$/.test(option)) {
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log('v%s', regexpu.version);
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return process.exit(1);
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}
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if (/^(?:-f|--file)$/.test(option)) {
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isFile = true;
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} else if (!/^(?:-c|--code)$/.test(option)) {
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log('Unrecognized option `%s`.', option);
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log('Try `regexpu --help` for more information.');
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return process.exit(1);
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}
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if (!strings.length) {
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log('Error: option `%s` requires an argument.', option);
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log('Try `regexpu --help` for more information.');
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return process.exit(1);
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}
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strings.forEach(function(snippet) {
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var result;
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if (isFile) {
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try {
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snippet = fs.readFileSync(snippet, 'utf8');
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} catch (exception) {
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log('Error: no such file. (`%s`)', snippet);
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return process.exit(1);
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}
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}
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try {
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result = regexpu.transpileCode(snippet);
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log(result);
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} catch (exception) {
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log(exception.message + '\n');
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log('Error: failed to transpile. Make sure the JavaScript code is valid.');
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log('If you think this is a bug in regexpu, please report it:');
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log('https://github.com/mathiasbynens/regexpu/issues/new');
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log('\nStack trace using regexpu@%s:\n', regexpu.version);
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log(exception.stack);
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return process.exit(1);
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}
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});
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// Return with exit status 0 outside of the `forEach` loop, in case
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// multiple snippets or files were passed in.
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return process.exit(0);
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};
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if (stdin.isTTY) {
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// handle shell arguments
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main();
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} else {
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// Either the script is called from within a non-TTY context, or `stdin`
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// content is being piped in.
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if (!process.stdout.isTTY) {
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// The script was called from a non-TTY context. This is a rather uncommon
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// use case we don’t actively support. However, we don’t want the script
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// to wait forever in such cases, so…
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timeout = setTimeout(function() {
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// …if no piped data arrived after a whole minute, handle shell
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// arguments instead.
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main();
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}, 60000);
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}
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data = '';
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stdin.on('data', function(chunk) {
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clearTimeout(timeout);
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data += chunk;
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});
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stdin.on('end', function() {
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strings.push(data.trim());
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main();
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});
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stdin.resume();
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}
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}());
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