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28 lines
733 B
28 lines
733 B
3 years ago
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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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