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112 lines
2.6 KiB
112 lines
2.6 KiB
#!/usr/bin/env node |
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const touch = require("../index.js") |
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const usage = code => { |
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console[code ? 'error' : 'log']( |
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'usage:\n' + |
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'touch [-acfm] [-r file] [-t [[CC]YY]MMDDhhmm[.SS]] file ...' |
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) |
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process.exit(code) |
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} |
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const singleFlags = { |
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a: 'atime', |
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m: 'mtime', |
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c: 'nocreate', |
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f: 'force' |
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} |
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const singleOpts = { |
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r: 'ref', |
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t: 'time' |
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} |
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const files = [] |
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const args = process.argv.slice(2) |
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const options = {} |
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for (let i = 0; i < args.length; i++) { |
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const arg = args[i] |
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if (!arg.match(/^-/)) { |
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files.push(arg) |
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continue |
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} |
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// expand shorthands |
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if (arg.charAt(1) !== '-') { |
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const expand = [] |
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for (let f = 1; f < arg.length; f++) { |
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const fc = arg.charAt(f) |
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const sf = singleFlags[fc] |
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const so = singleOpts[fc] |
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if (sf) |
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expand.push('--' + sf) |
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else if (so) { |
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const soslice = arg.slice(f + 1) |
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const soval = soslice.charAt(0) === '=' ? soslice : '=' + soslice |
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expand.push('--' + so + soval) |
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f = arg.length |
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} else if (arg !== '-' + fc) |
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expand.push('-' + fc) |
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} |
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if (expand.length) { |
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args.splice.apply(args, [i, 1].concat(expand)) |
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i-- |
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continue |
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} |
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} |
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const argsplit = arg.split('=') |
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const key = argsplit.shift().replace(/^\-\-/, '') |
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const val = argsplit.length ? argsplit.join('=') : null |
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switch (key) { |
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case 'time': |
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const timestr = val || args[++i] |
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// [-t [[CC]YY]MMDDhhmm[.SS]] |
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const parsedtime = timestr.match( |
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/^(([0-9]{2})?([0-9]{2}))?([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})(\.([0-9]{2}))?$/ |
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) |
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if (!parsedtime) { |
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console.error('touch: out of range or illegal ' + |
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'time specification: ' + |
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'[[CC]YY]MMDDhhmm[.SS]') |
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process.exit(1) |
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} else { |
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const y = +parsedtime[1] |
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const year = parsedtime[2] ? y |
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: y <= 68 ? 2000 + y |
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: 1900 + y |
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const MM = +parsedtime[4] - 1 |
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const dd = +parsedtime[5] |
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const hh = +parsedtime[6] |
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const mm = +parsedtime[7] |
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const ss = +parsedtime[8] |
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options.time = new Date(Date.UTC(year, MM, dd, hh, mm, ss)) |
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} |
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continue |
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case 'ref': |
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options.ref = val || args[++i] |
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continue |
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case 'mtime': |
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case 'nocreate': |
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case 'atime': |
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case 'force': |
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options[key] = true |
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continue |
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default: |
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console.error('touch: illegal option -- ' + arg) |
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usage(1) |
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} |
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} |
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if (!files.length) |
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usage() |
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process.exitCode = 0 |
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Promise.all(files.map(f => touch(f, options))) |
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.catch(er => process.exitCode = 1)
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