Only match test logs when annotate-test-logs is set

README.md

@@ -35,12 +35,6 @@ The performance improvements are achieved by:
   with, but if you use one of those formats you can shave an additional half
   second off the time.
 
-### Annotations for test failures
-
-Setup-go-faster adds annotations for test failures so they show up in your
-pull request. As of setup-go@v4.1.0, setup-go only adds annotations for
-build failures, not test failures.
-
 ### Install tip
 
 Setup-go-faster will install go tip from source if you set `go-version: tip`.
@@ -123,6 +117,13 @@ action will always check for a newer version available for download. Set this to
 to enable.
 
 
+### annotate-test-logs
+
+If set to any non-empty value, logs output by tests will be annotated as test failures on your Pull Request.
+This is useful if the only logging your tests do is on error. If you use `t.Log` outside of test failures,
+you should not set this.
+
+
 ## Outputs
 
 ### GOCACHE

action.yml

@@ -53,6 +53,12 @@ inputs:
       of checking whether a newer version is available for download. With ignore-local, the
       action will always check for a newer version available for download. Set this to any non-empty value
       to enable.
+  annotate-test-logs:
+    required: false
+    description: |
+      If set to any non-empty value, logs output by tests will be annotated as test failures on your Pull Request.
+      This is useful if the only logging your tests do is on error. If you use `t.Log` outside of test failures,
+      you should not set this.
 outputs:
   GOCACHE:
     description: output of `go env GOCACHE`
@@ -79,6 +85,7 @@ runs:
         IGNORE_LOCAL_GO: ${{ inputs.ignore-local }}
         GO_VERSION: ${{ inputs.go-version }}
         GO_VERSION_FILE: ${{ inputs.go-version-file }}
+        ANNOTATE_TEST_LOGS: ${{ inputs.annotate-test-logs }}
       shell: bash
       run: src/run
 branding:

matchers.json

@@ -4,7 +4,7 @@
             "owner": "go",
             "pattern": [
                 {
-                    "regexp": "^\\s*(.+\\.go):(?:(\\d+):(?:(\\d+):)?)? (.*)",
+                    "regexp": "^\\s*(.+\\.go):(?:(\\d+):(\\d+):)? (.*)",
                     "file": 1,
                     "line": 2,
                     "column": 3,

src/run

@@ -85,6 +85,11 @@ if [ -z "$lv" ]; then
   exit 1
 fi
 
-[ -n "$SKIP_MATCHER" ] || echo "::add-matcher::$GITHUB_ACTION_PATH/matchers.json"
+matchers="$GITHUB_ACTION_PATH/matchers.json"
+if [ -n "$ANNOTATE_TEST_LOGS" ]; then
+  matchers="$GITHUB_ACTION_PATH/test-matchers.json"
+fi
+
+[ -n "$SKIP_MATCHER" ] || echo "::add-matcher::$matchers"
 
 src/install-go "$lv" "$target_dir" "$install_parent/tip/x64"

test-matchers.json

@@ -0,0 +1,16 @@
+{
+    "problemMatcher": [
+        {
+            "owner": "go",
+            "pattern": [
+                {
+                    "regexp": "^\\s*(.+\\.go):(?:(\\d+):(?:(\\d+):)?)? (.*)",
+                    "file": 1,
+                    "line": 2,
+                    "column": 3,
+                    "message": 4
+                }
+            ]
+        }
+    ]
+}