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feat(utils): sync latest sanitizeFileName logic from rollup #1614

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Oct 10, 2024
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feat(utils): sync latest sanitizeFileName logic from rollup #1614

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9 changes: 6 additions & 3 deletions packages/utils/src/module/sanitizeFileName.ts
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Original file line number Diff line number Diff line change
@@ -1,16 +1,19 @@
// https://github.com/rollup/rollup/blob/69ff4181e701a0fe0026d0ba147f31bc86beffa8/src/utils/sanitizeFileName.ts
// https://datatracker.ietf.org/doc/html/rfc2396
// https://github.com/rollup/rollup/blob/dd1a6bee7b1b436113594d3de1b0fff37ea96eb6/src/utils/sanitizeFileName.ts

// eslint-disable-next-line no-control-regex
const INVALID_CHAR_REGEX = /[\x00-\x1F\x7F<>*#"{}|^[\]`;?:&=+$,]/g
const INVALID_CHAR_REGEX = /[\u0000-\u001F"#$%&*+,:;<=>?[\]^`{|}\u007F]/g
const DRIVE_LETTER_REGEX = /^[a-z]:/i

export const sanitizeFileName = (name: string): string => {
const driveLetter = DRIVE_LETTER_REGEX.exec(name)?.[0] || ''

// A `:` is only allowed as part of a windows drive letter (ex: C:\foo)
// Otherwise, avoid them because they can refer to NTFS alternate data streams.
return (
driveLetter +
name
.substring(driveLetter.length)
.slice(driveLetter.length)
.replace(INVALID_CHAR_REGEX, '_')
.replace(/^_+/, '')
)
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