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Skip over the CR in CRLF when parsing CSS

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This commit is contained in:
Jordan Pittman 2025-04-29 11:18:47 -04:00
parent 68ce361ef4
commit c53f344871
1 changed files with 9 additions and 0 deletions
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9
packages/tailwindcss/src/css-parser.ts
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@ -18,6 +18,7 @@ const SINGLE_QUOTE = 0x27
const COLON = 0x3a
const SEMICOLON = 0x3b
const LINE_BREAK = 0x0a
const CARRIAGE_RETURN = 0xd
const SPACE = 0x20
const TAB = 0x09
const OPEN_CURLY = 0x7b
@ -53,6 +54,14 @@ export function parse(input: string) {
for (let i = 0; i < input.length; i++) {
let currentChar = input.charCodeAt(i)
// Skip over the CR in CRLF. This allows code below to only check for a line
// break even if we're looking at a Windows newline. Peeking the input still
// has to check for CRLF but that happens less often.
if (currentChar === CARRIAGE_RETURN) {
peekChar = input.charCodeAt(i + 1)
if (peekChar === LINE_BREAK) continue
}
// Current character is a `\` therefore the next character is escaped,
// consume it together with the next character and continue.
//