From 3d5b0cb41bca5622c863755c630cdaec02fbbebd Mon Sep 17 00:00:00 2001
From: Sarah Fortune <sarah.fortune@gmail.com>
Date: Mon, 11 May 2026 16:01:00 -0700
Subject: [PATCH] fix(cli/completion): re-apply shell-profile source-line guard
 (re-#78659) (#80797)

---
 src/cli/completion-runtime.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cli/completion-runtime.ts b/src/cli/completion-runtime.ts
index 408eaffa478..b360b2d7659 100644
--- a/src/cli/completion-runtime.ts
+++ b/src/cli/completion-runtime.ts
@@ -69,9 +69,9 @@ function formatCompletionSourceLine(
   cachePath: string,
 ): string {
   if (shell === "fish") {
-    return `source "${cachePath}"`;
+    return `test -f "${cachePath}"; and source "${cachePath}"`;
   }
-  return `source "${cachePath}"`;
+  return `[ -f "${cachePath}" ] && source "${cachePath}"`;
 }
 
 function isCompletionProfileHeader(line: string): boolean {