Anchor the log filename to the start

pkg/cmd/run/view/view.go

@@ -503,7 +503,7 @@ func logFilenameRegexp(job shared.Job, step shared.Step) *regexp.Regexp {
 	// constructs a job name by constructing a job name of `<JOB_NAME`> / <ACTION_NAME>`. This means that logs will
 	// never be found for jobs that use composite actions.
 	sanitizedJobName := strings.ReplaceAll(job.Name, "/", "")
-	re := fmt.Sprintf(`%s\/%d_.*\.txt`, regexp.QuoteMeta(sanitizedJobName), step.Number)
+	re := fmt.Sprintf(`^%s\/%d_.*\.txt`, regexp.QuoteMeta(sanitizedJobName), step.Number)
 	return regexp.MustCompile(re)
 }
 

pkg/cmd/run/view/view_test.go

@@ -1374,9 +1374,11 @@ func TestViewRun(t *testing.T) {
 //	├── cool job/
 //	│   ├── 1_fob the barz.txt
 //	│   └── 2_barz the fob.txt
-//	└── sad job/
-//	    ├── 1_barf the quux.txt
-//	    └── 2_quux the barf.txt
+//	├── sad job/
+//	│   ├── 1_barf the quux.txt
+//	│   └── 2_quux the barf.txt
+//	└── ad job/
+//	    └── 1_barf the quux.txt
 func Test_attachRunLog(t *testing.T) {
 	tests := []struct {
 		name         string
@@ -1431,6 +1433,18 @@ func Test_attachRunLog(t *testing.T) {
 			},
 			wantMatch: false,
 		},
+		{
+			name: "one job name is a suffix of another",
+			job: shared.Job{
+				Name: "ad job",
+				Steps: []shared.Step{{
+					Name:   "barf the quux",
+					Number: 1,
+				}},
+			},
+			wantMatch:    true,
+			wantFilename: "ad job/1_barf the quux.txt",
+		},
 		{
 			name: "escape metacharacters in job name",
 			job: shared.Job{