NULL COALESCING!

Author: grynspan

.github/workflows/swift_package_test.yml

@@ -22,19 +22,19 @@ on:
       ios_host_xcode_versions:
         type: string
         description: "Xcode version list (JSON)"
-        default: "${{ inputs.macos_xcode_versions }}"
+        default: null
       ios_host_exclude_xcode_versions:
         type: string
         description: "Exclude Xcode version list (JSON)"
-        default: "${{ inputs.macos_exclude_xcode_versions }}"
+        default: null
       ios_host_versions:
         type: string
         description: "iOS host (macOS) version list (JSON)"
-        default: "${{ inputs.macos_versions }}"
+        default: null
       ios_host_archs:
         type: string
         description: "iOS host (macOS) arch list (JSON)"
-        default: "${{ inputs.macos_archs }}"
+        default: null
       linux_swift_versions:
         type: string
         description: "Include Linux Swift version list (JSON)"
@@ -232,11 +232,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        xcode_version: ${{ fromJson(inputs.ios_host_xcode_versions) }}
-        os_version: ${{ fromJson(inputs.ios_host_versions) }}
-        arch: ${{ fromJson(inputs.ios_host_archs) }}
+        xcode_version: ${{ fromJson(inputs.ios_host_xcode_versions ?? inputs.macos_xcode_versions) }}
+        os_version: ${{ fromJson(inputs.ios_host_versions ?? inputs.macos_versions) }}
+        arch: ${{ fromJson(inputs.ios_host_archs ?? inputs.macos_archs) }}
         exclude:
-          - ${{ fromJson(inputs.ios_host_exclude_xcode_versions) }}
+          - ${{ fromJson(inputs.ios_host_exclude_xcode_versions ?? inputs.macos_exclude_xcode_versions) }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4