63 lines
1.6 KiB
TypeScript
63 lines
1.6 KiB
TypeScript
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import * as fs from "fs";
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import * as path from "path";
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import { crawl } from "denoify/tools/crawl";
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import { createDirectoryIfNotExistsRecursive } from "denoify/tools/createDirectoryIfNotExistsRecursive";
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/** Apply a transformation function to every file of directory */
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export async function transformCodebase(
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params: {
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srcDirPath: string;
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destDirPath: string;
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transformSourceCodeString: (params: {
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sourceCode: Buffer;
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filePath: string;
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}) => {
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modifiedSourceCode: Buffer;
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newFileName?: string;
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} | undefined;
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}
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) {
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const { srcDirPath, destDirPath, transformSourceCodeString } = params;
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for (const file_relative_path of crawl(srcDirPath)) {
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const filePath = path.join(srcDirPath, file_relative_path);
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const transformSourceCodeStringResult = transformSourceCodeString({
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"sourceCode": fs.readFileSync(filePath),
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"filePath": path.join(srcDirPath, file_relative_path)
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});
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if (transformSourceCodeStringResult === undefined) {
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continue;
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}
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await createDirectoryIfNotExistsRecursive(
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path.dirname(
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path.join(
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destDirPath,
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file_relative_path
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)
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)
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);
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const { newFileName, modifiedSourceCode } = transformSourceCodeStringResult;
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fs.writeFileSync(
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path.join(
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path.dirname(path.join(destDirPath, file_relative_path)),
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newFileName ?? path.basename(file_relative_path)
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),
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modifiedSourceCode
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);
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}
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}
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