refactor(compiler-core): move compile into separate file

This commit is contained in:
Evan You 2019-12-13 13:22:15 -05:00
parent 8277d131c4
commit 9e757b5cc5
3 changed files with 81 additions and 83 deletions

View File

@ -84,13 +84,7 @@ function createCodegenContext(
line: 1,
offset: 0,
indentLevel: 0,
// lazy require source-map implementation, only in non-browser builds!
map:
__BROWSER__ || !sourceMap
? undefined
: new (loadDep('source-map')).SourceMapGenerator(),
map: undefined,
helper(key) {
const name = helperNameMap[key]
return prefixIdentifiers ? name : `_${name}`
@ -148,9 +142,12 @@ function createCodegenContext(
})
}
if (!__BROWSER__ && context.map) {
context.map.setSourceContent(filename, context.source)
if (!__BROWSER__ && sourceMap) {
// lazy require source-map implementation, only in non-browser builds
context.map = new (loadDep('source-map')).SourceMapGenerator()
context.map!.setSourceContent(filename, context.source)
}
return context
}

View File

@ -0,0 +1,74 @@
import { CompilerOptions } from './options'
import { parse } from './parse'
import { transform } from './transform'
import { generate, CodegenResult } from './codegen'
import { RootNode } from './ast'
import { isString } from '@vue/shared'
import { transformIf } from './transforms/vIf'
import { transformFor } from './transforms/vFor'
import { transformExpression } from './transforms/transformExpression'
import { transformSlotOutlet } from './transforms/transformSlotOutlet'
import { transformElement } from './transforms/transformElement'
import { transformOn } from './transforms/vOn'
import { transformBind } from './transforms/vBind'
import { trackSlotScopes, trackVForSlotScopes } from './transforms/vSlot'
import { transformText } from './transforms/transformText'
import { transformOnce } from './transforms/vOnce'
import { transformModel } from './transforms/vModel'
import { defaultOnError, createCompilerError, ErrorCodes } from './errors'
// we name it `baseCompile` so that higher order compilers like @vue/compiler-dom
// can export `compile` while re-exporting everything else.
export function baseCompile(
template: string | RootNode,
options: CompilerOptions = {}
): CodegenResult {
/* istanbul ignore if */
if (__BROWSER__) {
const onError = options.onError || defaultOnError
if (options.prefixIdentifiers === true) {
onError(createCompilerError(ErrorCodes.X_PREFIX_ID_NOT_SUPPORTED))
} else if (options.mode === 'module') {
onError(createCompilerError(ErrorCodes.X_MODULE_MODE_NOT_SUPPORTED))
}
}
const ast = isString(template) ? parse(template, options) : template
const prefixIdentifiers =
!__BROWSER__ &&
(options.prefixIdentifiers === true || options.mode === 'module')
transform(ast, {
...options,
prefixIdentifiers,
nodeTransforms: [
transformOnce,
transformIf,
transformFor,
...(prefixIdentifiers
? [
// order is important
trackVForSlotScopes,
transformExpression
]
: []),
transformSlotOutlet,
transformElement,
trackSlotScopes,
transformText,
...(options.nodeTransforms || []) // user transforms
],
directiveTransforms: {
on: transformOn,
bind: transformBind,
model: transformModel,
...(options.directiveTransforms || {}) // user transforms
}
})
return generate(ast, {
...options,
prefixIdentifiers
})
}

View File

@ -1,77 +1,4 @@
import { CompilerOptions } from './options'
import { parse } from './parse'
import { transform } from './transform'
import { generate, CodegenResult } from './codegen'
import { RootNode } from './ast'
import { isString } from '@vue/shared'
import { transformIf } from './transforms/vIf'
import { transformFor } from './transforms/vFor'
import { transformExpression } from './transforms/transformExpression'
import { transformSlotOutlet } from './transforms/transformSlotOutlet'
import { transformElement } from './transforms/transformElement'
import { transformOn } from './transforms/vOn'
import { transformBind } from './transforms/vBind'
import { defaultOnError, createCompilerError, ErrorCodes } from './errors'
import { trackSlotScopes, trackVForSlotScopes } from './transforms/vSlot'
import { transformText } from './transforms/transformText'
import { transformOnce } from './transforms/vOnce'
import { transformModel } from './transforms/vModel'
// we name it `baseCompile` so that higher order compilers like @vue/compiler-dom
// can export `compile` while re-exporting everything else.
export function baseCompile(
template: string | RootNode,
options: CompilerOptions = {}
): CodegenResult {
/* istanbul ignore if */
if (__BROWSER__) {
const onError = options.onError || defaultOnError
if (options.prefixIdentifiers === true) {
onError(createCompilerError(ErrorCodes.X_PREFIX_ID_NOT_SUPPORTED))
} else if (options.mode === 'module') {
onError(createCompilerError(ErrorCodes.X_MODULE_MODE_NOT_SUPPORTED))
}
}
const ast = isString(template) ? parse(template, options) : template
const prefixIdentifiers =
!__BROWSER__ &&
(options.prefixIdentifiers === true || options.mode === 'module')
transform(ast, {
...options,
prefixIdentifiers,
nodeTransforms: [
transformOnce,
transformIf,
transformFor,
...(prefixIdentifiers
? [
// order is important
trackVForSlotScopes,
transformExpression
]
: []),
transformSlotOutlet,
transformElement,
trackSlotScopes,
transformText,
...(options.nodeTransforms || []) // user transforms
],
directiveTransforms: {
on: transformOn,
bind: transformBind,
model: transformModel,
...(options.directiveTransforms || {}) // user transforms
}
})
return generate(ast, {
...options,
prefixIdentifiers
})
}
export { baseCompile } from './compile'
// Also expose lower level APIs & types
export {