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feat: remove update template context logic
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| import { isGloballyWhitelisted } from '@vue/shared'; | ||
| import type * as ts from 'typescript/lib/tsserverlibrary'; | ||
|
|
||
| export function walkInterpolationFragment( | ||
| ts: typeof import('typescript/lib/tsserverlibrary'), | ||
| code: string, | ||
| cb: (fragment: string, offset: number | undefined) => void, | ||
| localVars: Record<string, number>, | ||
| ) { | ||
|
|
||
| let ctxVarOffsets: number[] = []; | ||
| let localVarOffsets: number[] = []; | ||
|
|
||
| const ast = ts.createSourceFile('/foo.ts', code, ts.ScriptTarget.ESNext); | ||
| const varCb = (localVar: ts.Identifier) => { | ||
| if ( | ||
| !!localVars[localVar.text] || | ||
| isGloballyWhitelisted(localVar.text) || | ||
| localVar.text === '$style' | ||
| ) { | ||
| localVarOffsets.push(localVar.getStart(ast)); | ||
| } | ||
| else { | ||
| ctxVarOffsets.push(localVar.getStart(ast)); | ||
| } | ||
| }; | ||
| ast.forEachChild(node => walkIdentifiers(ts, node, varCb, localVars)); | ||
|
|
||
| ctxVarOffsets = ctxVarOffsets.sort((a, b) => a - b); | ||
| localVarOffsets = localVarOffsets.sort((a, b) => a - b); | ||
|
|
||
| if (ctxVarOffsets.length) { | ||
|
|
||
| cb(code.substring(0, ctxVarOffsets[0]), 0); | ||
|
|
||
| for (let i = 0; i < ctxVarOffsets.length - 1; i++) { | ||
| cb('__VLS_ctx.', undefined); | ||
| cb(code.substring(ctxVarOffsets[i], ctxVarOffsets[i + 1]), ctxVarOffsets[i]); | ||
| } | ||
|
|
||
| cb('__VLS_ctx.', undefined); | ||
| cb(code.substring(ctxVarOffsets[ctxVarOffsets.length - 1]), ctxVarOffsets[ctxVarOffsets.length - 1]); | ||
| } | ||
| else { | ||
| cb(code, 0); | ||
| } | ||
| } | ||
|
|
||
| function walkIdentifiers( | ||
| ts: typeof import('typescript/lib/tsserverlibrary'), | ||
| node: ts.Node, | ||
| cb: (varNode: ts.Identifier) => void, | ||
| localVars: Record<string, number>, | ||
| ) { | ||
|
|
||
| const blockVars: string[] = []; | ||
|
|
||
| if (ts.isIdentifier(node)) { | ||
| cb(node); | ||
| } | ||
| else if (ts.isPropertyAccessExpression(node)) { | ||
| walkIdentifiers(ts, node.expression, cb, localVars); | ||
| } | ||
| else if (ts.isVariableDeclaration(node)) { | ||
|
|
||
| colletVars(ts, node.name, blockVars); | ||
|
|
||
| for (const varName of blockVars) | ||
| localVars[varName] = (localVars[varName] ?? 0) + 1; | ||
|
|
||
| if (node.initializer) | ||
| walkIdentifiers(ts, node.initializer, cb, localVars); | ||
| } | ||
| else if (ts.isArrowFunction(node)) { | ||
|
|
||
| const functionArgs: string[] = []; | ||
|
|
||
| for (const param of node.parameters) | ||
| colletVars(ts, param.name, functionArgs); | ||
|
|
||
| for (const varName of functionArgs) | ||
| localVars[varName] = (localVars[varName] ?? 0) + 1; | ||
|
|
||
| walkIdentifiers(ts, node.body, cb, localVars); | ||
|
|
||
| for (const varName of functionArgs) | ||
| localVars[varName]--; | ||
| } | ||
| else if (ts.isObjectLiteralExpression(node)) { | ||
| for (const prop of node.properties) { | ||
| if (ts.isPropertyAssignment(prop)) { | ||
| walkIdentifiers(ts, prop.initializer, cb, localVars); | ||
| } | ||
| } | ||
| } | ||
| else if (ts.isTypeReferenceNode(node)) { | ||
| // ignore | ||
| } | ||
| else { | ||
| node.forEachChild(node => walkIdentifiers(ts, node, cb, localVars)); | ||
| } | ||
|
|
||
| for (const varName of blockVars) | ||
| localVars[varName]--; | ||
| } | ||
|
|
||
| export function colletVars( | ||
| ts: typeof import('typescript/lib/tsserverlibrary'), | ||
| node: ts.Node, | ||
| result: string[], | ||
| ) { | ||
| if (ts.isIdentifier(node)) { | ||
| result.push(node.text); | ||
| } | ||
| else if (ts.isObjectBindingPattern(node)) { | ||
| for (const el of node.elements) { | ||
| colletVars(ts, el.name, result); | ||
| } | ||
| } | ||
| else if (ts.isArrayBindingPattern(node)) { | ||
| for (const el of node.elements) { | ||
| if (ts.isBindingElement(el)) { | ||
| colletVars(ts, el.name, result); | ||
| } | ||
| } | ||
| } | ||
| else { | ||
| node.forEachChild(node => colletVars(ts, node, result)); | ||
| } | ||
| } |
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