From 4e8ca5ecf8aaac87cc3825aa3cb137d900d3b613 Mon Sep 17 00:00:00 2001
From: isaacs <i@izs.me>
Date: Sun, 7 Jul 2024 17:11:46 -0700
Subject: [PATCH] tsconfig: composite implies incremental

fix: https://github.com/isaacs/tshy/issues/82
---
 src/clean-build-tmp.ts  | 5 ++++-
 test/clean-build-tmp.ts | 4 +++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/clean-build-tmp.ts b/src/clean-build-tmp.ts
index 76e690f..fbaef62 100644
--- a/src/clean-build-tmp.ts
+++ b/src/clean-build-tmp.ts
@@ -63,7 +63,10 @@ const cleanRemovedOutputs = (path: string, root: string) => {
 
 export default () => {
   const config = readTypescriptConfig()
-  if (config.options.incremental !== true) {
+  if (
+    config.options.incremental !== true &&
+    config.options.composite !== true
+  ) {
     return rimrafSync('.tshy-build')
   }
 
diff --git a/test/clean-build-tmp.ts b/test/clean-build-tmp.ts
index de5c462..74ee501 100644
--- a/test/clean-build-tmp.ts
+++ b/test/clean-build-tmp.ts
@@ -5,6 +5,7 @@ import readTypescriptConfig from '../src/read-typescript-config.js'
 
 t.test('no incremental build, just delete it', t => {
   readTypescriptConfig().options.incremental = false
+  readTypescriptConfig().options.composite = false
   t.chdir(
     t.testdir({
       '.tshy-build': {},
@@ -17,6 +18,7 @@ t.test('no incremental build, just delete it', t => {
 
 t.test('no tsbuildinfo, just delete it', t => {
   readTypescriptConfig().options.incremental = true
+  readTypescriptConfig().options.composite = true
   t.chdir(
     t.testdir({
       '.tshy-build': {},
@@ -28,7 +30,7 @@ t.test('no tsbuildinfo, just delete it', t => {
 })
 
 t.test('remove files not found in src', t => {
-  readTypescriptConfig().options.incremental = true
+  readTypescriptConfig().options.composite = true
   t.chdir(
     t.testdir({
       '.tshy-build': {