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chore(compiler-core): use aliasHelper (#3592)

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edison 2022-05-12 08:40:05 +08:00 committed by GitHub
parent c44b3fc2ff
commit cd395559ce
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1 changed files with 3 additions and 6 deletions
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9
packages/compiler-core/src/codegen.ts
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@ -58,6 +58,8 @@ import { ImportItem } from './transform'
const PURE_ANNOTATION = `/*#__PURE__*/` const PURE_ANNOTATION = `/*#__PURE__*/`
const aliasHelper = (s: symbol) => `${helperNameMap[s]}: _${helperNameMap[s]}`
type CodegenNode = TemplateChildNode | JSChildNode | SSRCodegenNode type CodegenNode = TemplateChildNode | JSChildNode | SSRCodegenNode
export interface CodegenResult { export interface CodegenResult {
@ -247,11 +249,7 @@ export function generate(
// function mode const declarations should be inside with block // function mode const declarations should be inside with block
// also they should be renamed to avoid collision with user properties // also they should be renamed to avoid collision with user properties
if (hasHelpers) { if (hasHelpers) {
push( push(`const { ${ast.helpers.map(aliasHelper).join(', ')} } = _Vue`)
`const { ${ast.helpers
.map(s => `${helperNameMap[s]}: _${helperNameMap[s]}`)
.join(', ')} } = _Vue`
)
push(`\n`) push(`\n`)
newline() newline()
} }
@ -328,7 +326,6 @@ function genFunctionPreamble(ast: RootNode, context: CodegenContext) {
!__BROWSER__ && ssr !__BROWSER__ && ssr
? `require(${JSON.stringify(runtimeModuleName)})` ? `require(${JSON.stringify(runtimeModuleName)})`
: runtimeGlobalName : runtimeGlobalName
const aliasHelper = (s: symbol) => `${helperNameMap[s]}: _${helperNameMap[s]}`
// Generate const declaration for helpers // Generate const declaration for helpers
// In prefix mode, we place the const declaration at top so it's done // In prefix mode, we place the const declaration at top so it's done
// only once; But if we not prefixing, we place the declaration inside the // only once; But if we not prefixing, we place the declaration inside the