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19 lines
387 B
19 lines
387 B
'use strict'; |
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const shebangRegex = require('shebang-regex'); |
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module.exports = (string = '') => { |
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const match = string.match(shebangRegex); |
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if (!match) { |
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return null; |
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} |
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const [path, argument] = match[0].replace(/#! ?/, '').split(' '); |
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const binary = path.split('/').pop(); |
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if (binary === 'env') { |
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return argument; |
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} |
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return argument ? `${binary} ${argument}` : binary; |
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};
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