fix(crosslink): accept go patch versions

Author: txabman42

crosslink/internal/work.go

@@ -59,11 +59,12 @@ func Work(rc RunConfig) error {
 
 // validateGoVersion checks if goVersion is valid Go release version
 // according to the go.work file syntax:
-// a positive integer followed by a dot and a non-negative integer
-// (for example, 1.19, 1.20).
+// a positive integer followed by a dot and a non-negative integer,
+// optionally followed by a dot and another non-negative integer (patch version)
+// (for example, 1.19, 1.20, 1.23.0).
 // More: https://go.dev/ref/mod#workspaces.
 func validateGoVersion(goVersion string) error {
-	matched, err := regexp.MatchString(`^[1-9]+[0-9]*\.(0|[1-9]+[0-9]*)$`, goVersion)
+	matched, err := regexp.MatchString(`^[1-9]+[0-9]*\.(0|[1-9]+[0-9]*)(\.(0|[1-9]+[0-9]*))?$`, goVersion)
 	if err != nil {
 		return err
 	}

crosslink/internal/work_test.go

@@ -132,6 +132,11 @@ func TestGoVersionValid(t *testing.T) {
 		"1.21",
 		"21.0",
 		"10.0",
+		"1.23.0",
+		"1.24.0",
+		"1.0.0",
+		"1.21.10",
+		"10.5.100",
 	}
 	for _, goVersion := range goVersions {
 		t.Run(goVersion, func(t *testing.T) {
@@ -145,12 +150,15 @@ func TestGoVersionInvalid(t *testing.T) {
 	goVersions := []string{
 		"1.-0",
 		"a.1",
-		"1.2.3",
+		"1.2.3.4",
 		"0.0",
 		"1",
 		"-1.2",
 		"01.2",
 		"1.02",
+		"1.2.03",
+		"0.0.0",
+		"1.2.-1",
 	}
 	for _, goVersion := range goVersions {
 		t.Run(goVersion, func(t *testing.T) {