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Add a quicker check for identifiers, check for space sooner.

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This commit is contained in:
Daniel Rosenwasser
2024-07-11 21:49:29 +00:00
parent 18df637617
commit bc21cdd7bc
1 changed files with 6 additions and 1 deletions
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7
src/compiler/scanner.ts
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@@ -1883,6 +1883,11 @@ export function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean
const ch = codePointUnchecked(pos);
if (CharacterCodes.a <= (ch | 32) && (ch | 32) <= CharacterCodes.z) {
const identifierKind = scanIdentifier(ch, languageVersion);
return identifierKind!;
}
switch (ch) {
case CharacterCodes.lineFeed:
case CharacterCodes.carriageReturn:
@@ -1901,10 +1906,10 @@ export function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean
}
return token = SyntaxKind.NewLineTrivia;
}
case CharacterCodes.space:
case CharacterCodes.tab:
case CharacterCodes.verticalTab:
case CharacterCodes.formFeed:
case CharacterCodes.space:
case CharacterCodes.nonBreakingSpace:
case CharacterCodes.ogham:
case CharacterCodes.enQuad: