58 lines
1.9 KiB
JavaScript
58 lines
1.9 KiB
JavaScript
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'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.shouldReadStdin = exports.SHELLJS_PIPE_INFO = exports.CONFIG_FILE = exports.OPTION_BLOCKLIST = exports.CMD_BLOCKLIST = exports.EXIT_CODES = undefined;
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var _minimist = require('minimist');
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var _minimist2 = _interopRequireDefault(_minimist);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var EXIT_CODES = exports.EXIT_CODES = {
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SHX_ERROR: 27, // https://xkcd.com/221/
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CMD_FAILED: 1, // TODO: Once shelljs/shelljs#269 lands, use `error()`
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SUCCESS: 0
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};
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var CMD_BLOCKLIST = exports.CMD_BLOCKLIST = ['cd', 'pushd', 'popd', 'dirs', 'set', 'exit', 'exec', 'ShellString'];
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var OPTION_BLOCKLIST = exports.OPTION_BLOCKLIST = ['globOptions', // we don't have good control over globbing in the shell
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'execPath', // we don't currently support exec
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'bufLength', // we don't use buffers in shx
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'maxdepth'];
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var CONFIG_FILE = exports.CONFIG_FILE = '.shxrc.json';
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var SHELLJS_PIPE_INFO = exports.SHELLJS_PIPE_INFO = {
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cat: { minArgs: 1 },
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grep: { minArgs: 2 },
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head: { minArgs: 1 },
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sed: { minArgs: 2 },
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sort: { minArgs: 1 },
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tail: { minArgs: 1 },
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uniq: { minArgs: 1 }
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};
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// All valid options
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var allOptionsList = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'.split('');
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var shouldReadStdin = exports.shouldReadStdin = function shouldReadStdin(args) {
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var cmd = args[0];
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var cmdInfo = SHELLJS_PIPE_INFO[cmd];
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var parsedArgs = (0, _minimist2.default)(args.slice(1), {
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stopEarly: true,
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boolean: allOptionsList // treat all short options as booleans
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});
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var requiredNumArgs = cmdInfo ? cmdInfo.minArgs : -1;
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// If a non-boolean option is passed in, increment the required argument
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// count (this is the case for `-n` for `head` and `tail`)
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if (parsedArgs.n && (cmd === 'head' || cmd === 'tail')) {
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requiredNumArgs++;
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}
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return Boolean(!process.stdin.isTTY && parsedArgs._.length < requiredNumArgs);
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};
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