20 lines
346 B
JavaScript
20 lines
346 B
JavaScript
'use strict';
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var shebangRegex = require('shebang-regex');
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module.exports = function (str) {
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var match = str.match(shebangRegex);
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if (!match) {
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return null;
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}
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var arr = match[0].replace(/#! ?/, '').split(' ');
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var bin = arr[0].split('/').pop();
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var arg = arr[1];
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return (bin === 'env' ?
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arg :
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bin + (arg ? ' ' + arg : '')
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);
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};
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