From f4fca705906ad1da7ffa833c67db6c7b840b8abc Mon Sep 17 00:00:00 2001
From: "Michael B. Gale" <mbg@github.com>
Date: Tue, 2 Sep 2025 12:27:58 +0100
Subject: [PATCH] Do not mutate `originalUserInput`

---
 lib/init-action.js       |  3 ---
 src/config-utils.test.ts | 14 ++++++--------
 src/config-utils.ts      |  5 -----
 3 files changed, 6 insertions(+), 16 deletions(-)

diff --git a/lib/init-action.js b/lib/init-action.js
index 80acb0820..381d2061e 100644
--- a/lib/init-action.js
+++ b/lib/init-action.js
@@ -87617,9 +87617,6 @@ async function initConfig(inputs) {
       );
     }
     const queries = codeQualityQueries.map((v) => ({ uses: v }));
-    config.originalUserInput["disable-default-queries"] = true;
-    config.originalUserInput.queries = queries;
-    config.originalUserInput["query-filters"] = [];
     config.computedConfig["disable-default-queries"] = true;
     config.computedConfig.queries = queries;
     config.computedConfig["query-filters"] = [];
diff --git a/src/config-utils.test.ts b/src/config-utils.test.ts
index d42a5e209..9526a4b8a 100644
--- a/src/config-utils.test.ts
+++ b/src/config-utils.test.ts
@@ -197,20 +197,18 @@ test("load code quality config", async (t) => {
       }),
     );
 
-    const userConfig: configUtils.UserConfig = {
-      "disable-default-queries": true,
-      queries: [{ uses: "code-quality" }],
-      "query-filters": [],
-    };
-
     // And the config we expect it to result in
     const expectedConfig: configUtils.Config = {
       analysisKinds: [AnalysisKind.CodeQuality],
       languages: [KnownLanguage.actions],
       buildMode: undefined,
+      originalUserInput: {},
       // This gets set because we only have `AnalysisKind.CodeQuality`
-      originalUserInput: userConfig,
-      computedConfig: userConfig,
+      computedConfig: {
+        "disable-default-queries": true,
+        queries: [{ uses: "code-quality" }],
+        "query-filters": [],
+      },
       tempDir,
       codeQLCmd: codeql.getPath(),
       gitHubVersion: githubVersion,
diff --git a/src/config-utils.ts b/src/config-utils.ts
index a66e63e13..1041ad514 100644
--- a/src/config-utils.ts
+++ b/src/config-utils.ts
@@ -1145,11 +1145,6 @@ export async function initConfig(inputs: InitConfigInputs): Promise<Config> {
     const queries = codeQualityQueries.map((v) => ({ uses: v }));
 
     // Set the query customisation options for Code Quality only analysis.
-    config.originalUserInput["disable-default-queries"] = true;
-    config.originalUserInput.queries = queries;
-    config.originalUserInput["query-filters"] = [];
-
-    // Update the computed configuration for the call to `getOverlayDatabaseMode`.
     config.computedConfig["disable-default-queries"] = true;
     config.computedConfig.queries = queries;
     config.computedConfig["query-filters"] = [];