chore(perf): replace startsWith with === (#11124)

jh-leong · web-flow · commit 8cf357ec048b · 2024-06-14T16:09:39.000+08:00
diff --git a/packages/compiler-sfc/src/script/resolveType.ts b/packages/compiler-sfc/src/script/resolveType.ts
@@ -912,7 +912,7 @@ function importSourceToScope(
 
       const filename = osSpecificJoinFn(dirname(scope.filename), source)
       resolved = resolveExt(filename, fs)
-    } else if (source.startsWith('.')) {
+    } else if (source[0] === '.') {
       // relative import - fast path
       const filename = joinPaths(dirname(scope.filename), source)
       resolved = resolveExt(filename, fs)
diff --git a/scripts/size-report.ts b/scripts/size-report.ts
@@ -31,8 +31,7 @@ async function run() {
 }
 
 async function renderFiles() {
-  const filterFiles = (files: string[]) =>
-    files.filter(file => !file.startsWith('_'))
+  const filterFiles = (files: string[]) => files.filter(file => file[0] !== '_')
 
   const curr = filterFiles(await readdir(currDir))
   const prev = existsSync(prevDir) ? filterFiles(await readdir(prevDir)) : []

Original file line number	Diff line number	Diff line change
`@@ -31,8 +31,7 @@ async function run() {`
`31`	`31`	`}`
`32`	`32`
`33`	`33`	`async function renderFiles() {`
`34`		`- const filterFiles = (files: string[]) =>`
`35`		`- files.filter(file => !file.startsWith('_'))`
	`34`	`+ const filterFiles = (files: string[]) => files.filter(file => file[0] !== '_')`
`36`	`35`
`37`	`36`	`const curr = filterFiles(await readdir(currDir))`
`38`	`37`	`const prev = existsSync(prevDir) ? filterFiles(await readdir(prevDir)) : []`