fix(shell): wait for stdio streams of process to close (#4651)

Author: merceyz

.yarn/versions/17a3b8fe.yml

@@ -0,0 +1,24 @@
+releases:
+  "@yarnpkg/cli": patch
+  "@yarnpkg/shell": patch
+
+declined:
+  - "@yarnpkg/plugin-compat"
+  - "@yarnpkg/plugin-constraints"
+  - "@yarnpkg/plugin-dlx"
+  - "@yarnpkg/plugin-essentials"
+  - "@yarnpkg/plugin-init"
+  - "@yarnpkg/plugin-interactive-tools"
+  - "@yarnpkg/plugin-nm"
+  - "@yarnpkg/plugin-npm-cli"
+  - "@yarnpkg/plugin-pack"
+  - "@yarnpkg/plugin-patch"
+  - "@yarnpkg/plugin-pnp"
+  - "@yarnpkg/plugin-pnpm"
+  - "@yarnpkg/plugin-stage"
+  - "@yarnpkg/plugin-typescript"
+  - "@yarnpkg/plugin-version"
+  - "@yarnpkg/plugin-workspace-tools"
+  - "@yarnpkg/builder"
+  - "@yarnpkg/core"
+  - "@yarnpkg/doctor"

packages/yarnpkg-shell/sources/pipe.ts

@@ -100,7 +100,7 @@ export function makeProcess(name: string, args: Array<string>, opts: ShellOption
           }
         });
 
-        child.on(`exit`, code => {
+        child.on(`close`, code => {
           activeChildren.delete(child);
 
           if (activeChildren.size === 0) {