feat: add output structure

Author: cab-mikee

src/config.ts

@@ -15,5 +15,6 @@ export const config: DtsGenerationConfig = await loadConfig({
     keepComments: true,
     clean: true,
     tsconfigPath: './tsconfig.json',
+    outputStructure: 'mirror',
   },
 })

src/generate.ts

@@ -52,7 +52,11 @@ export async function generateDeclarationsFromFiles(options?: DtsGenerationConfi
       if (fileDeclarations) {
         const relativePath = relative(options?.root ?? './src', file)
         const parsedPath = parse(relativePath)
-        const outputPath = join(options?.outdir ?? './dist', parsedPath.dir, `${parsedPath.name}.d.ts`)
+        // Use string option for outputStructure: 'mirror' | 'flat'
+        const outputStructure = options?.outputStructure ?? 'mirror'
+        const outputPath = outputStructure === 'mirror'
+          ? join(options?.outdir ?? './dist', parsedPath.dir, `${parsedPath.name}.d.ts`)
+          : join(options?.outdir ?? './dist', `${parsedPath.name}.d.ts`)
 
         await mkdir(dirname(outputPath), { recursive: true }) // Ensure the directory exists
         await writeToFile(outputPath, fileDeclarations) // Write the declarations without additional formatting

src/types.ts

@@ -12,6 +12,10 @@ export interface DtsGenerationConfig {
   clean: boolean
   tsconfigPath: string
   verbose: boolean | string[]
+  /**
+   * Output structure: 'mirror' to mirror src folders, 'flat' for flat output
+   */
+  outputStructure?: 'mirror' | 'flat'
 }
 
 /**

test/dts.test.ts

@@ -18,6 +18,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat',
     }
 
     await generate(config)
@@ -39,6 +40,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat',
     }
 
     await generate(config)
@@ -60,6 +62,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat',
     }
 
     await generate(config)
@@ -81,6 +84,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -102,6 +106,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -123,6 +128,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -144,6 +150,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -165,6 +172,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -186,6 +194,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -207,6 +216,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -228,6 +238,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)
@@ -249,6 +260,7 @@ describe('dts-generation', () => {
       outdir: generatedDir,
       clean: false,
       tsconfigPath: join(__dirname, '..', 'tsconfig.json'),
+      outputStructure: 'flat'
     }
 
     await generate(config)