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path: improve normalization performance

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PR-URL: https://github.com/nodejs/node/pull/28948
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
This commit is contained in:
Brian White 2019-08-02 21:04:56 -04:00 committed by zhangyongsheng
parent e3f4ec94b8
commit 37d27486fc
1 changed files with 4 additions and 1 deletions
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5
lib/path.js
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@ -95,7 +95,10 @@ function normalizeString(path, allowAboveRoot, separator, isPathSeparator) {
lastSegmentLength = 2;
}
} else {
res += (res.length > 0 ? separator : '') + path.slice(lastSlash + 1, i);
if (res.length > 0)
res += `${separator}${path.slice(lastSlash + 1, i)}`;
else
res = path.slice(lastSlash + 1, i);
lastSegmentLength = i - lastSlash - 1;
}
lastSlash = i;