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- #!/usr/bin/env node
- const fs = require('fs');
- const yargs = require('yargs');
- const defaults = require('../src/defaults');
- const concurrently = require('../index');
- const args = yargs
- .usage('$0 [options] <command ...>')
- .help('h')
- .alias('h', 'help')
- .version('v', require('../package.json').version)
- .alias('v', 'V')
- .alias('v', 'version')
- .options({
- // General
- 'm': {
- alias: 'max-processes',
- describe:
- 'How many processes should run at once.\n' +
- 'New processes only spawn after all restart tries of a process.',
- type: 'number'
- },
- 'n': {
- alias: 'names',
- describe:
- 'List of custom names to be used in prefix template.\n' +
- 'Example names: "main,browser,server"',
- type: 'string'
- },
- 'name-separator': {
- describe:
- 'The character to split <names> on. Example usage:\n' +
- 'concurrently -n "styles|scripts|server" --name-separator "|"',
- default: defaults.nameSeparator,
- },
- 's': {
- alias: 'success',
- describe:
- 'Return exit code of zero or one based on the success or failure ' +
- 'of the "first" child to terminate, the "last child", or succeed ' +
- 'only if "all" child processes succeed.',
- choices: ['first', 'last', 'all'],
- default: defaults.success
- },
- 'r': {
- alias: 'raw',
- describe:
- 'Output only raw output of processes, disables prettifying ' +
- 'and concurrently coloring.',
- type: 'boolean'
- },
- // This one is provided for free. Chalk reads this itself and removes colours.
- // https://www.npmjs.com/package/chalk#chalksupportscolor
- 'no-color': {
- describe: 'Disables colors from logging',
- type: 'boolean'
- },
- // Kill others
- 'k': {
- alias: 'kill-others',
- describe: 'kill other processes if one exits or dies',
- type: 'boolean'
- },
- 'kill-others-on-fail': {
- describe: 'kill other processes if one exits with non zero status code',
- type: 'boolean'
- },
- // Prefix
- 'p': {
- alias: 'prefix',
- describe:
- 'Prefix used in logging for each process.\n' +
- 'Possible values: index, pid, time, command, name, none, or a template. ' +
- 'Example template: "{time}-{pid}"',
- defaultDescription: 'index or name (when --names is set)',
- type: 'string'
- },
- 'c': {
- alias: 'prefix-colors',
- describe:
- 'Comma-separated list of chalk colors to use on prefixes. ' +
- 'If there are more commands than colors, the last color will be repeated.\n' +
- '- Available modifiers: reset, bold, dim, italic, underline, inverse, hidden, strikethrough\n' +
- '- Available colors: black, red, green, yellow, blue, magenta, cyan, white, gray \n' +
- 'or any hex values for colors, eg #23de43\n' +
- '- Available background colors: bgBlack, bgRed, bgGreen, bgYellow, bgBlue, bgMagenta, bgCyan, bgWhite\n' +
- 'See https://www.npmjs.com/package/chalk for more information.',
- default: defaults.prefixColors,
- type: 'string'
- },
- 'l': {
- alias: 'prefix-length',
- describe:
- 'Limit how many characters of the command is displayed in prefix. ' +
- 'The option can be used to shorten the prefix when it is set to "command"',
- default: defaults.prefixLength,
- type: 'number'
- },
- 't': {
- alias: 'timestamp-format',
- describe: 'Specify the timestamp in moment/date-fns format.',
- default: defaults.timestampFormat,
- type: 'string'
- },
- // Restarting
- 'restart-tries': {
- describe:
- 'How many times a process that died should restart.\n' +
- 'Negative numbers will make the process restart forever.',
- default: defaults.restartTries,
- type: 'number'
- },
- 'restart-after': {
- describe: 'Delay time to respawn the process, in milliseconds.',
- default: defaults.restartDelay,
- type: 'number'
- },
- // Input
- 'i': {
- alias: 'handle-input',
- describe:
- 'Whether input should be forwarded to the child processes. ' +
- 'See examples for more information.',
- type: 'boolean'
- },
- 'default-input-target': {
- default: defaults.defaultInputTarget,
- describe:
- 'Identifier for child process to which input on stdin ' +
- 'should be sent if not specified at start of input.\n' +
- 'Can be either the index or the name of the process.'
- }
- })
- .group(['m', 'n', 'name-separator', 'raw', 's', 'no-color'], 'General')
- .group(['p', 'c', 'l', 't'], 'Prefix styling')
- .group(['i', 'default-input-target'], 'Input handling')
- .group(['k', 'kill-others-on-fail'], 'Killing other processes')
- .group(['restart-tries', 'restart-after'], 'Restarting')
- // Too much text to write as JS strings, .txt file is better
- .epilogue(fs.readFileSync(__dirname + '/epilogue.txt', { encoding: 'utf8' }))
- .argv;
- const prefixColors = args.prefixColors.split(',');
- const names = (args.names || '').split(args.nameSeparator);
- let lastColor;
- concurrently(args._.map((command, index) => {
- // Use documented behaviour of repeating last colour when specifying more commands than colours
- lastColor = prefixColors[index] || lastColor;
- return {
- command,
- prefixColor: lastColor,
- name: names[index]
- };
- }), {
- inputStream: args.handleInput && process.stdin,
- defaultInputTarget: args.defaultInputTarget,
- killOthers: args.killOthers
- ? ['success', 'failure']
- : (args.killOthersOnFail ? ['failure'] : []),
- maxProcesses: args.maxProcesses,
- raw: args.raw,
- prefix: args.prefix,
- prefixLength: args.prefixLength,
- restartDelay: args.restartAfter,
- restartTries: args.restartTries,
- successCondition: args.success,
- timestampFormat: args.timestampFormat
- }).then(
- () => process.exit(0),
- () => process.exit(1)
- );
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