Add feature for forcing the nightly bundle in dynamic workflows

pr-checks/checks/bundle-from-nightly.yml

@@ -0,0 +1,14 @@
+name: "Bundle: From nightly"
+description: "The nightly CodeQL bundle should be used when forced"
+versions:
+  - linked # overruled by the FF set below
+steps:
+  - id: setup-codeql
+    uses: ./../action/setup-codeql
+    env:
+      CODEQL_ACTION_FORCE_NIGHTLY: true
+    with:
+      tools: ${{ steps.prepare-test.outputs.tools-url }}
+  - name: Fail if the CodeQL version is not a nightly
+    if: "!contains(steps.setup-codeql.outputs.codeql-version, '+')"
+    run: exit 1

src/feature-flags.ts

@@ -46,6 +46,7 @@ export enum Feature {
   DisableJavaBuildlessEnabled = "disable_java_buildless_enabled",
   DisableKotlinAnalysisEnabled = "disable_kotlin_analysis_enabled",
   ExportDiagnosticsEnabled = "export_diagnostics_enabled",
+  ForceNightly = "force_nightly",
   IgnoreGeneratedFiles = "ignore_generated_files",
   OverlayAnalysis = "overlay_analysis",
   OverlayAnalysisActions = "overlay_analysis_actions",
@@ -163,6 +164,11 @@ export const featureConfig = {
     legacyApi: true,
     minimumVersion: undefined,
   },
+  [Feature.ForceNightly]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_FORCE_NIGHTLY",
+    minimumVersion: undefined,
+  },
   [Feature.IgnoreGeneratedFiles]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",