build: update dist files for loader export

dist/csv-loader/loader.d.mts

@@ -14,6 +14,41 @@ interface CsvLoaderOptions {
     /** Write .d.ts files to disk (useful for dev server) */
     writeToDisk?: boolean;
 }
+interface CsvParseResult {
+    /** Parsed CSV data as array of objects */
+    data: Record<string, unknown>[];
+    /** Generated TypeScript type definition string (if emitTypes is true) */
+    typeDefinition?: string;
+    /** Property configurations for the CSV columns */
+    propertyConfigs: PropertyConfig[];
+}
+interface PropertyConfig {
+    name: string;
+    schema: any;
+    validator: (value: unknown) => boolean;
+    parser: (valueString: string) => unknown;
+}
+/**
+ * Parse CSV content string into structured data with schema validation.
+ * This is a standalone function that doesn't depend on webpack/rspack LoaderContext.
+ *
+ * @param content - CSV content string (must have at least headers + schema row + 1 data row)
+ * @param options - Parsing options
+ * @returns CsvParseResult containing parsed data and optional type definitions
+ */
+declare function parseCsv(content: string, options?: CsvLoaderOptions): CsvParseResult;
+/**
+ * Generate JavaScript module code from CSV content.
+ * Returns a string that can be used as a module export.
+ *
+ * @param content - CSV content string
+ * @param options - Parsing options
+ * @returns JavaScript module code string
+ */
+declare function csvToModule(content: string, options?: CsvLoaderOptions): {
+    js: string;
+    dts?: string;
+};
 declare function csvLoader(this: LoaderContext<CsvLoaderOptions>, content: string): string | Buffer;
 
-export { type CsvLoaderOptions, csvLoader as default };
+export { type CsvLoaderOptions, type CsvParseResult, csvToModule, csvLoader as default, parseCsv };

dist/csv-loader/loader.d.ts

@@ -14,6 +14,41 @@ interface CsvLoaderOptions {
     /** Write .d.ts files to disk (useful for dev server) */
     writeToDisk?: boolean;
 }
+interface CsvParseResult {
+    /** Parsed CSV data as array of objects */
+    data: Record<string, unknown>[];
+    /** Generated TypeScript type definition string (if emitTypes is true) */
+    typeDefinition?: string;
+    /** Property configurations for the CSV columns */
+    propertyConfigs: PropertyConfig[];
+}
+interface PropertyConfig {
+    name: string;
+    schema: any;
+    validator: (value: unknown) => boolean;
+    parser: (valueString: string) => unknown;
+}
+/**
+ * Parse CSV content string into structured data with schema validation.
+ * This is a standalone function that doesn't depend on webpack/rspack LoaderContext.
+ *
+ * @param content - CSV content string (must have at least headers + schema row + 1 data row)
+ * @param options - Parsing options
+ * @returns CsvParseResult containing parsed data and optional type definitions
+ */
+declare function parseCsv(content: string, options?: CsvLoaderOptions): CsvParseResult;
+/**
+ * Generate JavaScript module code from CSV content.
+ * Returns a string that can be used as a module export.
+ *
+ * @param content - CSV content string
+ * @param options - Parsing options
+ * @returns JavaScript module code string
+ */
+declare function csvToModule(content: string, options?: CsvLoaderOptions): {
+    js: string;
+    dts?: string;
+};
 declare function csvLoader(this: LoaderContext<CsvLoaderOptions>, content: string): string | Buffer;
 
-export { type CsvLoaderOptions, csvLoader as default };
+export { type CsvLoaderOptions, type CsvParseResult, csvToModule, csvLoader as default, parseCsv };

dist/csv-loader/loader.js

@@ -30,7 +30,9 @@ var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: tru
 // src/csv-loader/loader.ts
 var loader_exports = {};
 __export(loader_exports, {
-  default: () => csvLoader
+  csvToModule: () => csvToModule,
+  default: () => csvLoader,
+  parseCsv: () => parseCsv
 });
 module.exports = __toCommonJS(loader_exports);
 var import_sync = require("csv-parse/sync");
@@ -435,17 +437,14 @@ declare const data: Table;
 export default data;
 `;
 }
-function csvLoader(content) {
-  const options = this.getOptions();
-  const delimiter = options?.delimiter ?? ",";
-  const quote = options?.quote ?? '"';
-  const escape = options?.escape ?? "\\";
-  const bom = options?.bom ?? true;
-  const comment = options?.comment === false ? void 0 : options?.comment ?? "#";
-  const trim = options?.trim ?? true;
-  const emitTypes = options?.emitTypes ?? true;
-  const typesOutputDir = options?.typesOutputDir ?? "";
-  const writeToDisk = options?.writeToDisk ?? false;
+function parseCsv(content, options = {}) {
+  const delimiter = options.delimiter ?? ",";
+  const quote = options.quote ?? '"';
+  const escape = options.escape ?? "\\";
+  const bom = options.bom ?? true;
+  const comment = options.comment === false ? void 0 : options.comment ?? "#";
+  const trim = options.trim ?? true;
+  const emitTypes = options.emitTypes ?? true;
   const records = (0, import_sync.parse)(content, {
     delimiter,
     quote,
@@ -499,8 +498,31 @@ function csvLoader(content) {
     });
     return obj;
   });
-  const json = JSON.stringify(objects, null, 2);
+  const result = {
+    data: objects,
+    propertyConfigs
+  };
   if (emitTypes) {
+    result.typeDefinition = generateTypeDefinition("", propertyConfigs);
+  }
+  return result;
+}
+function csvToModule(content, options = {}) {
+  const result = parseCsv(content, options);
+  const json = JSON.stringify(result.data, null, 2);
+  const js = `export default ${json};`;
+  return {
+    js,
+    dts: result.typeDefinition
+  };
+}
+function csvLoader(content) {
+  const options = this.getOptions();
+  const emitTypes = options?.emitTypes ?? true;
+  const typesOutputDir = options?.typesOutputDir ?? "";
+  const writeToDisk = options?.writeToDisk ?? false;
+  const result = parseCsv(content, options);
+  if (emitTypes && result.typeDefinition) {
     const context = this.context || "";
     let relativePath = this.resourcePath.replace(context, "");
     if (relativePath.startsWith("\\") || relativePath.startsWith("/")) {
@@ -509,14 +531,18 @@ function csvLoader(content) {
     relativePath = relativePath.replace(/\\/g, "/");
     const dtsFileName = `${relativePath}.d.ts`;
     const outputPath = typesOutputDir ? path.join(typesOutputDir, dtsFileName) : dtsFileName;
-    const dtsContent = generateTypeDefinition(this.resourcePath, propertyConfigs);
     if (writeToDisk) {
       const absolutePath = path.join(this.context || process.cwd(), typesOutputDir || "", dtsFileName);
       fs.mkdirSync(path.dirname(absolutePath), { recursive: true });
-      fs.writeFileSync(absolutePath, dtsContent);
+      fs.writeFileSync(absolutePath, result.typeDefinition);
     } else {
-      this.emitFile?.(outputPath, dtsContent);
+      this.emitFile?.(outputPath, result.typeDefinition);
     }
   }
-  return `export default ${json};`;
+  return `export default ${JSON.stringify(result.data, null, 2)};`;
 }
+// Annotate the CommonJS export names for ESM import in node:
+0 && (module.exports = {
+  csvToModule,
+  parseCsv
+});

dist/csv-loader/loader.mjs

@@ -401,17 +401,14 @@ declare const data: Table;
 export default data;
 `;
 }
-function csvLoader(content) {
-  const options = this.getOptions();
-  const delimiter = options?.delimiter ?? ",";
-  const quote = options?.quote ?? '"';
-  const escape = options?.escape ?? "\\";
-  const bom = options?.bom ?? true;
-  const comment = options?.comment === false ? void 0 : options?.comment ?? "#";
-  const trim = options?.trim ?? true;
-  const emitTypes = options?.emitTypes ?? true;
-  const typesOutputDir = options?.typesOutputDir ?? "";
-  const writeToDisk = options?.writeToDisk ?? false;
+function parseCsv(content, options = {}) {
+  const delimiter = options.delimiter ?? ",";
+  const quote = options.quote ?? '"';
+  const escape = options.escape ?? "\\";
+  const bom = options.bom ?? true;
+  const comment = options.comment === false ? void 0 : options.comment ?? "#";
+  const trim = options.trim ?? true;
+  const emitTypes = options.emitTypes ?? true;
   const records = parse(content, {
     delimiter,
     quote,
@@ -465,8 +462,31 @@ function csvLoader(content) {
     });
     return obj;
   });
-  const json = JSON.stringify(objects, null, 2);
+  const result = {
+    data: objects,
+    propertyConfigs
+  };
   if (emitTypes) {
+    result.typeDefinition = generateTypeDefinition("", propertyConfigs);
+  }
+  return result;
+}
+function csvToModule(content, options = {}) {
+  const result = parseCsv(content, options);
+  const json = JSON.stringify(result.data, null, 2);
+  const js = `export default ${json};`;
+  return {
+    js,
+    dts: result.typeDefinition
+  };
+}
+function csvLoader(content) {
+  const options = this.getOptions();
+  const emitTypes = options?.emitTypes ?? true;
+  const typesOutputDir = options?.typesOutputDir ?? "";
+  const writeToDisk = options?.writeToDisk ?? false;
+  const result = parseCsv(content, options);
+  if (emitTypes && result.typeDefinition) {
     const context = this.context || "";
     let relativePath = this.resourcePath.replace(context, "");
     if (relativePath.startsWith("\\") || relativePath.startsWith("/")) {
@@ -475,17 +495,18 @@ function csvLoader(content) {
     relativePath = relativePath.replace(/\\/g, "/");
     const dtsFileName = `${relativePath}.d.ts`;
     const outputPath = typesOutputDir ? path.join(typesOutputDir, dtsFileName) : dtsFileName;
-    const dtsContent = generateTypeDefinition(this.resourcePath, propertyConfigs);
     if (writeToDisk) {
       const absolutePath = path.join(this.context || process.cwd(), typesOutputDir || "", dtsFileName);
       fs.mkdirSync(path.dirname(absolutePath), { recursive: true });
-      fs.writeFileSync(absolutePath, dtsContent);
+      fs.writeFileSync(absolutePath, result.typeDefinition);
     } else {
-      this.emitFile?.(outputPath, dtsContent);
+      this.emitFile?.(outputPath, result.typeDefinition);
     }
   }
-  return `export default ${json};`;
+  return `export default ${JSON.stringify(result.data, null, 2)};`;
 }
 export {
-  csvLoader as default
+  csvToModule,
+  csvLoader as default,
+  parseCsv
 };

src/csv-loader/loader.ts

@@ -20,6 +20,15 @@ export interface CsvLoaderOptions {
   writeToDisk?: boolean;
 }
 
+export interface CsvParseResult {
+  /** Parsed CSV data as array of objects */
+  data: Record<string, unknown>[];
+  /** Generated TypeScript type definition string (if emitTypes is true) */
+  typeDefinition?: string;
+  /** Property configurations for the CSV columns */
+  propertyConfigs: PropertyConfig[];
+}
+
 interface PropertyConfig {
   name: string;
   schema: any;
@@ -78,20 +87,25 @@ export default data;
 `;
 }
 
-export default function csvLoader(
-  this: LoaderContext<CsvLoaderOptions>,
-  content: string
-): string | Buffer {
-  const options = this.getOptions() as CsvLoaderOptions | undefined;
-  const delimiter = options?.delimiter ?? ',';
-  const quote = options?.quote ?? '"';
-  const escape = options?.escape ?? '\\';
-  const bom = options?.bom ?? true;
-  const comment = options?.comment === false ? undefined : (options?.comment ?? '#');
-  const trim = options?.trim ?? true;
-  const emitTypes = options?.emitTypes ?? true;
-  const typesOutputDir = options?.typesOutputDir ?? '';
-  const writeToDisk = options?.writeToDisk ?? false;
+/**
+ * Parse CSV content string into structured data with schema validation.
+ * This is a standalone function that doesn't depend on webpack/rspack LoaderContext.
+ * 
+ * @param content - CSV content string (must have at least headers + schema row + 1 data row)
+ * @param options - Parsing options
+ * @returns CsvParseResult containing parsed data and optional type definitions
+ */
+export function parseCsv(
+  content: string,
+  options: CsvLoaderOptions = {}
+): CsvParseResult {
+  const delimiter = options.delimiter ?? ',';
+  const quote = options.quote ?? '"';
+  const escape = options.escape ?? '\\';
+  const bom = options.bom ?? true;
+  const comment = options.comment === false ? undefined : (options.comment ?? '#');
+  const trim = options.trim ?? true;
+  const emitTypes = options.emitTypes ?? true;
 
   const records = parse(content, {
     delimiter,
@@ -152,10 +166,54 @@ export default function csvLoader(
     return obj;
   });
 
-  const json = JSON.stringify(objects, null, 2);
+  const result: CsvParseResult = {
+    data: objects,
+    propertyConfigs,
+  };
+
+  if (emitTypes) {
+    result.typeDefinition = generateTypeDefinition('', propertyConfigs);
+  }
+
+  return result;
+}
+
+/**
+ * Generate JavaScript module code from CSV content.
+ * Returns a string that can be used as a module export.
+ * 
+ * @param content - CSV content string
+ * @param options - Parsing options
+ * @returns JavaScript module code string
+ */
+export function csvToModule(
+  content: string,
+  options: CsvLoaderOptions = {}
+): { js: string; dts?: string } {
+  const result = parseCsv(content, options);
+  
+  const json = JSON.stringify(result.data, null, 2);
+  const js = `export default ${json};`;
+  
+  return {
+    js,
+    dts: result.typeDefinition,
+  };
+}
+
+export default function csvLoader(
+  this: LoaderContext<CsvLoaderOptions>,
+  content: string
+): string | Buffer {
+  const options = this.getOptions() as CsvLoaderOptions | undefined;
+  const emitTypes = options?.emitTypes ?? true;
+  const typesOutputDir = options?.typesOutputDir ?? '';
+  const writeToDisk = options?.writeToDisk ?? false;
+
+  const result = parseCsv(content, options);
 
   // Emit type definition file if enabled
-  if (emitTypes) {
+  if (emitTypes && result.typeDefinition) {
     const context = this.context || '';
     // Get relative path from context, normalize to forward slashes
     let relativePath = this.resourcePath.replace(context, '');
@@ -169,18 +227,17 @@ export default function csvLoader(
     const outputPath = typesOutputDir
       ? path.join(typesOutputDir, dtsFileName)
       : dtsFileName;
-    const dtsContent = generateTypeDefinition(this.resourcePath, propertyConfigs);
 
     if (writeToDisk) {
       // Write directly to disk (useful for dev server)
       const absolutePath = path.join(this.context || process.cwd(), typesOutputDir || '', dtsFileName);
       fs.mkdirSync(path.dirname(absolutePath), { recursive: true });
-      fs.writeFileSync(absolutePath, dtsContent);
+      fs.writeFileSync(absolutePath, result.typeDefinition);
     } else {
       // Emit to in-memory filesystem (for production build)
-      this.emitFile?.(outputPath, dtsContent);
+      this.emitFile?.(outputPath, result.typeDefinition);
     }
   }
 
-  return `export default ${json};`;
+  return `export default ${JSON.stringify(result.data, null, 2)};`;
 }

tsconfig.json

@@ -12,8 +12,9 @@
     "declarationMap": true,
     "sourceMap": true,
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node"]
   },
   "include": ["src/**/*"],
-  "exclude": ["node_modules", "dist", "src/csv-loader"]
+  "exclude": ["node_modules", "dist"]
 }