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27 lines
733 B
27 lines
733 B
var fs = require('fs'); |
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var path = require('path'); |
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const supportsColor = require('supports-color'); |
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module.exports = help; |
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const highlight = supportsColor.stdout ? '\x1B\[$1m' : ''; |
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function help(item) { |
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if (!item) { |
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item = 'help'; |
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} else if (item === true) { // if used with -h or --help and no args |
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item = 'help'; |
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} |
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// cleanse the filename to only contain letters |
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// aka: /\W/g but figured this was eaiser to read |
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item = item.replace(/[^a-z]/gi, ''); |
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try { |
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var dir = path.join(__dirname, '..', '..', 'doc', 'cli', item + '.txt'); |
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var body = fs.readFileSync(dir, 'utf8'); |
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return body.replace(/\\x1B\[(.)m/g, highlight); |
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} catch (e) { |
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return '"' + item + '" help can\'t be found'; |
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} |
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}
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