Initial commit: Re-connected to Gitea
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157
packages/ui/scripts/generate-index-css.ts
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157
packages/ui/scripts/generate-index-css.ts
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// scripts/generate-index-use.ts
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import { writeFileSync, readFileSync } from "fs";
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import { extname, relative, resolve, basename } from "path";
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import { globSync } from "glob";
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interface Config {
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targetDirs: string[];
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includeExtensions: string[];
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importSyntax: "@import";
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importSyntaxTail?: string;
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excludeFilePattern: RegExp[];
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excludeDirs: string[];
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warnDuplicateTailwindImport: boolean;
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indexFileName: string;
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}
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// 配置项
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const srcDirConfig: Config = {
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targetDirs: ["src"], // 包含的文件夹
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includeExtensions: [".css"], // 目标文件后缀
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importSyntax: "@import", // 导入时使用的语法
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excludeFilePattern: [/index\.css/, /index\.scss/, /\.(test|spec)\./], // 正则若匹配则排除
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// 排除的文件夹
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excludeDirs: [
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"__tests__",
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"tests",
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"story",
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"stories",
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"types",
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"node_modules",
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"dist",
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"build",
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],
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warnDuplicateTailwindImport: true,
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indexFileName: "index.css", // 生成的入口文件名称
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};
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// ======================================================================
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/**
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* 判断是否是有效 CSS 文件
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* @param filePath 文件绝对路径
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* @returns 是否为有效文件
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*/
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function isValidFile(filePath: string, config: Config): boolean {
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// 过滤排除的文件
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const filenameWithExt = filePath.split(/[\\/]/).pop()!; // “\\” 匹配反斜杠 “\”,“/” 匹配正斜杠 “/”,pop 返回最后一个 “/” 后面的内容
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const shouldExcludeFile = config.excludeFilePattern.some((pattern) =>
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pattern.test(filenameWithExt),
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);
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if (shouldExcludeFile) {
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return false; // 如果匹配到排除规则,跳过当前文件
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}
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// 过滤排除的文件夹
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const normalizedFilePath = filePath.replace(/\\/g, "/"); // “\\” 匹配反斜杠 “\”,“/” 匹配正斜杠 “/”
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const shouldExcludeDir = config.excludeDirs.some(
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(dir) => normalizedFilePath.includes(`/${dir}/`), // 前后都有“/” 是为了避免误匹配到文件名(如 test.js 不会被排除)
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);
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if (shouldExcludeDir) return false; // 如果匹配到排除规则,跳过当前文件
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// 过滤非目标扩展名,只有指定的才通过
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const ext = extname(filePath);
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const isValidExt = config.includeExtensions.includes(ext);
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if (!isValidExt) {
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return false; // 如果不是指定扩展名,跳过当前文件
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}
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// @import "tailwindcss" 重复警告,生成的入口文件会自动加一条,其他文件无需重复导入
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if (config.warnDuplicateTailwindImport) {
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try {
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const fileContent = readFileSync(filePath, "utf-8");
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if (
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fileContent.includes('@import "tailwindcss"') ||
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fileContent.includes("@import 'tailwindcss'")
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) {
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console.warn(
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`${filePath} 中含有重复的 @import "tailwindcss" 导入,应手动删除`,
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);
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}
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} catch (e) {
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const errorMsg = e instanceof Error ? e.message : String(e);
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console.warn(`⚠️ 读取文件内容失败(跳过过滤): ${filePath}`, errorMsg);
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}
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}
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return true;
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}
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// ======================================================================
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/**
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* 生成 “@import” 导入语句
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*/
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function generateIndexFile(config: Config) {
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const [targetDir] = config.targetDirs;
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const dirPath = resolve(process.cwd(), targetDir); //目标文件夹绝对路径, 通常是 /project/src
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const searchPattern = resolve(dirPath, "**", "*.*"); // 搜索路径 “dirPath/**/*”
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const allFiles = globSync(searchPattern, {
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nodir: true, // 不匹配文件夹,只匹配文件
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absolute: true, // 返回从根目录开始的绝对路径
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windowsPathsNoEscape: true, // 禁用 Windows 路径的反斜杠转义
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dot: false, // 不配隐藏文件或目录(以 . 开头的文件)
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follow: true, // 跟踪符号链接(symlinks),继续解析并返回链接的目标文件或目录
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});
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const validFiles = allFiles.filter((value) => isValidFile(value, config)); // 过滤出要导入的有效 CSS 文件
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console.log(`✅ 有效 CSS 文件数量: ${validFiles.length}`);
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validFiles.sort(); // 排序
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const importStatements = validFiles.map((file) => {
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const relPath = relative(dirPath, file); // 算出 src 与 css文件 的相对路径
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let importPath = "./" + relPath.replace(/\\/g, "/"); // 给相对路径前面加上 “./”,并将 “\\” 替换成 “/”
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// 拼接 @import 语句
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if (config.importSyntaxTail !== undefined) {
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return `${config.importSyntax} '${importPath}' ${config.importSyntaxTail};`;
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} else {
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return `${config.importSyntax} '${importPath}';`;
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}
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});
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// index.css 文件的顶部内容
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const indexContent = `
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@import "tailwindcss";
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${importStatements.join("\n")}
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`.trim(); // 使用 trim 移除开头多余的换行
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const indexFilePath = resolve(dirPath, config.indexFileName);
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// 创建和写入 index.css 文件
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writeFileSync(indexFilePath, indexContent, "utf-8");
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console.log(`✅ 成功生成 ${config.indexFileName}: ${indexFilePath}`);
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}
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// ======================================================================
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/**
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* 主函数
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*/
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function main() {
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try {
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generateIndexFile(srcDirConfig);
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} catch (e) {
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const errorMsg = e instanceof Error ? e.message : String(e);
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console.error(
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`❌ 文件夹 ${srcDirConfig.targetDirs} 扫描和生成 ${srcDirConfig.indexFileName} 失败:`,
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errorMsg,
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);
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process.exit(1);
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}
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}
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main();
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