14 lines
394 B
JavaScript
14 lines
394 B
JavaScript
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// warning: extremely hot code path.
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// This has been meticulously optimized for use
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// within npm install on large package trees.
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// Do not edit without careful benchmarking.
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module.exports = str => {
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let i = str.length - 1
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let slashesStart = -1
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while (i > -1 && str.charAt(i) === '/') {
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slashesStart = i
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i--
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}
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return slashesStart === -1 ? str : str.slice(0, slashesStart)
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}
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