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102 lines
2.0 KiB
102 lines
2.0 KiB
#!/usr/bin/env node |
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var ansiHTML = require('../') |
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var pkg = require('../package.json') |
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var l = console.log |
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var w = console.warn |
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var stdoutFlushed = true |
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var readingStdin = false |
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function logLine (line) { |
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if (!line) { |
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return |
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} |
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line = ansiHTML(line) |
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try { |
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stdoutFlushed = process.stdout.write(line) |
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} catch (e) {} |
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} |
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function safeExit (code) { |
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l('') |
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process.exit(code) |
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} |
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function processStdin (finish) { |
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readingStdin = true |
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var chunks = '' |
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process.stdin.resume() |
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process.stdin.setEncoding('utf-8') |
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process.stdin.on('data', function (chunk) { |
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var lines = chunk.split(/[\r\n]+/g).filter(function (line) { |
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return line |
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}) |
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var length = lines.length |
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if (length === 1) { |
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chunks += lines[0] |
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return |
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} |
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if (length > 1) { |
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logLine(chunks + (chunks ? '\n' : '') + lines[0] + '\n') |
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} |
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chunks = lines.pop() |
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length -= 1 |
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for (var i = 1; i < length; i++) { |
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logLine(lines[i] + '\n') |
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} |
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}) |
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process.stdin.on('end', function () { |
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if (chunks) { |
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logLine(chunks) |
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} |
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finish() |
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}) |
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} |
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function stdoutDrain (code) { |
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process.stdout.on('drain', function () { |
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safeExit(code) |
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}) |
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if (stdoutFlushed) { |
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safeExit(code) |
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} |
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} |
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function startup (args) { |
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if (args.indexOf('-h') > 0 || args.indexOf('--help') > 0) { |
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l(pkg.name + '@' + pkg.version) |
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l('Usage:') |
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l(' ansi-html [options]') |
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l(' ... | ansi-html [options]') |
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l('Options:') |
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l(' -h, --help print help information') |
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return |
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} |
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process.stdout.on('error', function (err) { |
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if (err.code === 'EPIPE') { |
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stdoutDrain(0) |
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} else { |
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w('stdout error:', err) |
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stdoutDrain(1) |
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} |
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}) |
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processStdin(function () { |
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safeExit(0) |
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}) |
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} |
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if (require.main === module) { |
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startup(process.argv) |
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} |
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process.on('SIGINT', function () { |
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if (!readingStdin) { |
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safeExit(1) |
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} |
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}) |
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process.on('SIGQUIT', function () { safeExit(1) }) |
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process.on('SIGTERM', function () { safeExit(1) }) |
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process.on('SIGHUP', function () { safeExit(1) })
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