feat(exe)!: add exe.outDir for separate executable output dir, defaults to build

Author: sxzz

dts.snapshot.json

@@ -127,7 +127,7 @@
 "DepPlugin": "declare function DepPlugin(_: ResolvedConfig, _: TsdownBundle): Plugin",
 "DepsConfig": "interface DepsConfig {\n neverBundle?: ExternalOption\n alwaysBundle?: Arrayable<string | RegExp> | NoExternalFn\n onlyAllowBundle?: Arrayable<string | RegExp> | false\n skipNodeModulesBundle?: boolean\n}",
 "DevtoolsOptions": "interface DevtoolsOptions extends NonNullable<InputOptions['devtools']> {\n ui?: boolean | Partial<StartOptions>\n clean?: boolean\n}",
-"ExeOptions": "interface ExeOptions extends ExeExtensionOptions {\n seaConfig?: Omit<SeaConfig, 'main' | 'output' | 'mainFormat'>\n fileName?: string | ((_: RolldownChunk) => string)\n}",
+"ExeOptions": "interface ExeOptions extends ExeExtensionOptions {\n seaConfig?: Omit<SeaConfig, 'main' | 'output' | 'mainFormat'>\n fileName?: string | ((_: RolldownChunk) => string)\n outDir?: string\n}",
 "ExportsOptions": "interface ExportsOptions {\n devExports?: boolean | string\n packageJson?: boolean\n all?: boolean\n exclude?: (RegExp | string)[]\n legacy?: boolean\n customExports?: Record<string, any> | ((_: Record<string, any>, _: { pkg: PackageJson; chunks: ChunksByFormat; isPublish: boolean }) => Awaitable<Record<string, any>>)\n inlinedDependencies?: boolean\n}",
 "Format": "type Format = ModuleFormat",
 "InlineConfig": "interface InlineConfig extends UserConfig {\n config?: boolean | string\n configLoader?: 'auto' | 'native' | 'unrun'\n filter?: RegExp | Arrayable<string>\n}",

src/features/clean.ts

@@ -19,6 +19,11 @@ export async function cleanOutDir(configs: ResolvedConfig[]): Promise<void> {
 config.clean.push('node_modules/.rolldown')
 }
 
+if(config.exe){
+constexeOutDir=path.resolve(config.cwd,config.exe.outDir||'build')
+config.clean.push(exeOutDir)
+}
+
 if(!config.clean.length)continue
 constfiles=awaitglob(config.clean,{
 cwd: config.cwd,

src/features/exe.ts

@@ -1,4 +1,4 @@
-import{mkdtemp,writeFile}from'node:fs/promises'
+import{mkdir,mkdtemp,writeFile}from'node:fs/promises'
 import{tmpdir}from'node:os'
 importpathfrom'node:path'
 importprocessfrom'node:process'
@@ -9,7 +9,7 @@ import satisfies from 'semver/functions/satisfies.js'
 import{x}from'tinyexec'
 import{formatBytes}from'../utils/format.ts'
 import{fsRemove,fsStat}from'../utils/fs.ts'
-import{importWithError}from'../utils/general.ts'
+import{importWithError,typeAssert}from'../utils/general.ts'
 importtype{ResolvedConfig,RolldownChunk}from'../config/types.ts'
 importtype{ExeExtensionOptions,ExeTarget}from'@tsdown/exe'
 
@@ -20,6 +20,11 @@ export interface ExeOptions extends ExeExtensionOptions {
  * For example, do not include `.exe`, platform suffixes, or architecture suffixes.
  */
 fileName?: string|((chunk: RolldownChunk)=>string)
+/**
+ * Output directory for executables.
+ * @default 'build'
+ */
+outDir?: string
 }
 
 /**
@@ -176,8 +181,12 @@ async function buildSingleExe(
 executable?: string,
 target?: ExeTarget,
 ): Promise<void>{
-constexe=config.exeasExeOptions
-constoutputPath=path.join(config.outDir,outputFile)
+typeAssert(config.exe)
+constexe=config.exe
+constexeOutDir=path.resolve(config.cwd,exe.outDir||'build')
+
+awaitmkdir(exeOutDir,{recursive: true})
+constoutputPath=path.join(exeOutDir,outputFile)
 debug('Building SEA executable: %s -> %s',bundledFile,outputPath)
 
 constt=performance.now()

tests/exe.test.ts

@@ -38,11 +38,26 @@ describe.runIf(nodeSupportsBuiltinSea)('exe', () => {
 snapshot: false,
 })
 
-constexePath=path.join(testDir,`dist/index${suffix}`)
+constexePath=path.join(testDir,`build/index${suffix}`)
 const{ stdout }=awaitx(exePath)
 expect(stdout.trim()).toBe('hello from sea')
 })
 
+test('exe.outDir outputs executable to custom directory',async(context)=>{
+const{ testDir }=awaittestBuild({
+ context,
+files: {
+'index.ts': 'console.log("hello from custom outdir")',
+},
+options: {exe: true},
+snapshot: false,
+})
+
+constexePath=path.join(testDir,`build/index${suffix}`)
+const{ stdout }=awaitx(exePath)
+expect(stdout.trim()).toBe('hello from custom outdir')
+})
+
 test('bundles dynamic import() and executes correctly',async(context)=>{
 const{ testDir }=awaittestBuild({
  context,
@@ -64,7 +79,7 @@ describe.runIf(nodeSupportsBuiltinSea)('exe', () => {
 snapshot: false,
 })
 
-constexePath=path.join(testDir,`dist/index${suffix}`)
+constexePath=path.join(testDir,`build/index${suffix}`)
 const{ stdout }=awaitx(exePath)
 expect(stdout.trim()).toBe('hello from dynamic import')
 })