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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | 30x 30x 30x 30x 30x 30x 30x 30x 30x 30x 30x 30x 191x 191x 191x 191x 191x 191x | import {
CodegenResult,
baseParse,
parserOptions,
transform,
generate,
CompilerOptions,
transformExpression,
trackVForSlotScopes,
trackSlotScopes,
noopDirectiveTransform,
transformBind,
transformStyle
} from '@vue/compiler-dom'
import { ssrCodegenTransform } from './ssrCodegenTransform'
import { ssrTransformElement } from './transforms/ssrTransformElement'
import {
ssrTransformComponent,
rawOptionsMap
} from './transforms/ssrTransformComponent'
import { ssrTransformSlotOutlet } from './transforms/ssrTransformSlotOutlet'
import { ssrTransformIf } from './transforms/ssrVIf'
import { ssrTransformFor } from './transforms/ssrVFor'
import { ssrTransformModel } from './transforms/ssrVModel'
import { ssrTransformShow } from './transforms/ssrVShow'
import { ssrInjectFallthroughAttrs } from './transforms/ssrInjectFallthroughAttrs'
import { ssrInjectCssVars } from './transforms/ssrInjectCssVars'
export function compile(
template: string,
options: CompilerOptions = {}
): CodegenResult {
options = {
...options,
// apply DOM-specific parsing options
...parserOptions,
ssr: true,
inSSR: true,
scopeId: options.mode === 'function' ? null : options.scopeId,
// always prefix since compiler-ssr doesn't have size concern
prefixIdentifiers: true,
// disable optimizations that are unnecessary for ssr
cacheHandlers: false,
hoistStatic: false
}
const ast = baseParse(template, options)
// Save raw options for AST. This is needed when performing sub-transforms
// on slot vnode branches.
rawOptionsMap.set(ast, options)
transform(ast, {
...options,
hoistStatic: false,
nodeTransforms: [
ssrTransformIf,
ssrTransformFor,
trackVForSlotScopes,
transformExpression,
ssrTransformSlotOutlet,
ssrInjectFallthroughAttrs,
ssrInjectCssVars,
ssrTransformElement,
ssrTransformComponent,
trackSlotScopes,
transformStyle,
...(options.nodeTransforms || []) // user transforms
],
directiveTransforms: {
// reusing core v-bind
bind: transformBind,
// model and show has dedicated SSR handling
model: ssrTransformModel,
show: ssrTransformShow,
// the following are ignored during SSR
on: noopDirectiveTransform,
cloak: noopDirectiveTransform,
once: noopDirectiveTransform,
memo: noopDirectiveTransform,
...(options.directiveTransforms || {}) // user transforms
}
})
// traverse the template AST and convert into SSR codegen AST
// by replacing ast.codegenNode.
ssrCodegenTransform(ast, options)
return generate(ast, options)
}
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