chore: remove prefixIdentifiers

Author: zhiyuanzmj

packages/compiler/src/compile.ts

@@ -31,7 +31,6 @@ export function compile(
   options: CompilerOptions = {},
 ): VaporCodegenResult {
   const resolvedOptions = extend({}, options, {
-    prefixIdentifiers: false,
     expressionPlugins: options.expressionPlugins || ['jsx'],
   })
   if (!resolvedOptions.source && isString(source)) {

packages/compiler/src/generate.ts

@@ -9,7 +9,6 @@ import {
   INDENT_END,
   INDENT_START,
   NEWLINE,
-  type CodeFragment,
 } from './generators/utils'
 import type { BlockIRNode, RootIRNode } from './ir'
 import type {
@@ -18,17 +17,10 @@ import type {
   SimpleExpressionNode,
 } from '@vue/compiler-dom'
 
-type CustomGenOperation = (
-  opers: any,
-  context: CodegenContext,
-) => CodeFragment[] | void
-
 export type CodegenOptions = Omit<
   BaseCodegenOptions,
-  'optimizeImports' | 'inline' | 'bindingMetadata'
-> & {
-  customGenOperation?: CustomGenOperation | null
-}
+  'optimizeImports' | 'inline' | 'bindingMetadata' | 'prefixIdentifiers'
+>
 
 export class CodegenContext {
   options: Required<CodegenOptions>
@@ -83,7 +75,6 @@ export class CodegenContext {
   ) {
     const defaultOptions: Required<CodegenOptions> = {
       mode: 'module',
-      prefixIdentifiers: true,
       sourceMap: false,
       filename: `template.vue.html`,
       scopeId: null,
@@ -94,7 +85,6 @@ export class CodegenContext {
       isTS: false,
       inSSR: false,
       expressionPlugins: [],
-      customGenOperation: null,
     }
     this.options = extend(defaultOptions, options)
     this.block = ir.block

packages/compiler/src/transform.ts

@@ -57,7 +57,6 @@ export type StructuralDirectiveTransform = (
 export type TransformOptions = HackOptions<BaseTransformOptions>
 const defaultOptions = {
   filename: '',
-  prefixIdentifiers: false,
   hoistStatic: false,
   hmr: false,
   cacheHandlers: false,
@@ -88,7 +87,11 @@ export class TransformContext<
   options: Required<
     Omit<
       TransformOptions,
-      'filename' | 'inline' | 'bindingMetadata' | keyof CompilerCompatOptions
+      | 'filename'
+      | 'inline'
+      | 'bindingMetadata'
+      | 'prefixIdentifiers'
+      | keyof CompilerCompatOptions
     >
   >
 

packages/compiler/test/transforms/__snapshots__/vOn.spec.ts.snap

@@ -72,7 +72,7 @@ exports[`v-on > should not wrap keys guard if no key modifier is present 1`] = `
 "
 `;
 
-exports[`v-on > should support multiple modifiers and event options w/ prefixIdentifiers: true 1`] = `
+exports[`v-on > should support multiple modifiers and event options 1`] = `
 "
   const n0 = t0()
   _on(n0, "click", _withModifiers(e => test(e), ["stop","prevent"]), {

packages/compiler/test/transforms/_utils.ts

@@ -29,12 +29,10 @@ export function makeCompile(options: CompilerOptions = {}) {
     }
     const ir = transform(ast, {
       expressionPlugins: ['typescript', 'jsx'],
-      prefixIdentifiers: false,
       ...options,
       ...overrideOptions,
     }) as any
     const { code, helpers, preamble } = generate(ir, {
-      prefixIdentifiers: false,
       ...options,
       ...overrideOptions,
     })

packages/compiler/test/transforms/vOn.spec.ts

@@ -108,7 +108,7 @@ describe('v-on', () => {
     expect(onError).not.toHaveBeenCalled()
   })
 
-  test('should support multiple modifiers and event options w/ prefixIdentifiers: true', () => {
+  test('should support multiple modifiers and event options', () => {
     const { code, ir, helpers } = compileWithVOn(
       `<div onClick_stop_prevent_capture_once={test}/>`,
     )
@@ -140,7 +140,7 @@ describe('v-on', () => {
     )
   })
 
-  test('should support multiple events and modifiers options w/ prefixIdentifiers: true', () => {
+  test('should support multiple events and modifiers options', () => {
     const { code, ir } = compileWithVOn(
       `<div onClick_stop={test} onKeyup_enter={test} />`,
     )
@@ -241,9 +241,7 @@ describe('v-on', () => {
   })
 
   test('should wrap keys guard for static key event w/ left/right modifiers', () => {
-    const { code, ir } = compileWithVOn(`<div onKeyup_left={test}/>`, {
-      prefixIdentifiers: true,
-    })
+    const { code, ir } = compileWithVOn(`<div onKeyup_left={test}/>`)
 
     expect(ir.block.operation).toMatchObject([
       {