idlize

Форк
0
/
idlize.ts 
61 строка · 2.2 Кб
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/*
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 * Copyright (c) 2024 Huawei Device Co., Ltd.
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 * http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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import * as ts from "typescript"
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import * as fs from "fs"
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import * as path from "path"
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import { GenerateOptions, GenericVisitor } from "./options"
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export function generate<T>(
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    inputDir: string,
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    inputFile: string | undefined,
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    outputDir: string,
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    visitorFactory: (sourceFile: ts.SourceFile, typeChecker: ts.TypeChecker) => GenericVisitor<T>,
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    options: GenerateOptions<T>
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): void {
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    inputDir = path.resolve(inputDir)
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    // Build a program using the set of root file names in fileNames
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    let program = ts.createProgram(inputFile ? [
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        path.join(inputDir, inputFile)
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    ] : fs.readdirSync(inputDir)
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        .map(elem => path.join(inputDir, elem)).concat([path.join(__dirname, "../stdlib.d.ts")]), options.compilerOptions)
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    // Get the checker, we will use it to find more about classes
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    if (outputDir && !fs.existsSync(outputDir)) fs.mkdirSync(outputDir, { recursive: true })
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    options.onBegin?.(outputDir)
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    const typeChecker = program.getTypeChecker()
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    // Visit every sourceFile in the program
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    for (const sourceFile of program.getSourceFiles()) {
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        if (path.resolve(sourceFile.fileName).indexOf(inputDir) == -1) {
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            // console.log("Ignore ", path.resolve(sourceFile.fileName) , "wrt", inputDir)
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            continue
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        }
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        if (inputFile && path.basename(sourceFile.fileName) != inputFile) {
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            continue
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        }
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        // Walk the tree to search for classes
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        const visitor = visitorFactory(sourceFile, typeChecker)
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        const output = visitor.visitWholeFile()
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        options.onSingleFile(output, outputDir, sourceFile)
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    }
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    options.onEnd?.(outputDir)
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    return
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}
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