From: Evan You <yyx990803@gmail.com>
Date: Mon, 1 May 2023 03:30:58 +0000 (+0800)
Subject: feat(compiler-sfc): expose parseCache
X-Git-Tag: v3.3.0-beta.3~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=45765488d498d94f8760c9e82f1177070057b17c;p=thirdparty%2Fvuejs%2Fcore.git

feat(compiler-sfc): expose parseCache

So that users can adjust cache's max size.
close #8202
---

diff --git a/packages/compiler-sfc/src/cache.ts b/packages/compiler-sfc/src/cache.ts
index eb6bad0f86..36d240810c 100644
--- a/packages/compiler-sfc/src/cache.ts
+++ b/packages/compiler-sfc/src/cache.ts
@@ -1,6 +1,6 @@
 import LRU from 'lru-cache'
 
-export function createCache<T>(size = 500) {
+export function createCache<T>(size = 500): Map<string, T> & { max?: number } {
   if (__GLOBAL__ || __ESM_BROWSER__) {
     return new Map<string, T>()
   }
diff --git a/packages/compiler-sfc/src/index.ts b/packages/compiler-sfc/src/index.ts
index 78a89c7b49..3821c255d5 100644
--- a/packages/compiler-sfc/src/index.ts
+++ b/packages/compiler-sfc/src/index.ts
@@ -1,7 +1,7 @@
 export const version = __VERSION__
 
 // API
-export { parse } from './parse'
+export { parse, parseCache } from './parse'
 export { compileTemplate } from './compileTemplate'
 export { compileStyle, compileStyleAsync } from './compileStyle'
 export { compileScript } from './compileScript'
diff --git a/packages/compiler-sfc/src/parse.ts b/packages/compiler-sfc/src/parse.ts
index 29c91cc197..da8cf6d866 100644
--- a/packages/compiler-sfc/src/parse.ts
+++ b/packages/compiler-sfc/src/parse.ts
@@ -93,7 +93,7 @@ export interface SFCParseResult {
   errors: (CompilerError | SyntaxError)[]
 }
 
-const sourceToSFC = createCache<SFCParseResult>()
+export const parseCache = createCache<SFCParseResult>()
 
 export function parse(
   source: string,
@@ -108,7 +108,7 @@ export function parse(
 ): SFCParseResult {
   const sourceKey =
     source + sourceMap + filename + sourceRoot + pad + compiler.parse
-  const cache = sourceToSFC.get(sourceKey)
+  const cache = parseCache.get(sourceKey)
   if (cache) {
     return cache
   }
@@ -284,7 +284,7 @@ export function parse(
     descriptor,
     errors
   }
-  sourceToSFC.set(sourceKey, result)
+  parseCache.set(sourceKey, result)
   return result
 }