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