fix(gazelle): override parent target glob config when specified (#2651)

When a BUILD specifies a glob for a target (lib, test, or custom target)
the parent glob configuration for that target is overridden, not
extended. This aligns with Aspect-CLI <5.5

GitOrigin-RevId: a3726a1ccfa410a0727578fc3e599129571f345e

gazelle/js/config.go

@@ -185,11 +185,16 @@ func newRootConfig() *JsGazelleConfig {
 	}
 }
 
-func (g *TargetGroup) copy() *TargetGroup {
+func (g *TargetGroup) newChild() *TargetGroup {
+	sources := g.customSources
+	if len(sources) == 0 {
+		sources = g.defaultSources
+	}
+
 	return &TargetGroup{
 		name:           g.name,
-		customSources:  g.customSources[:],
-		defaultSources: g.defaultSources,
+		customSources:  make([]string, 0),
+		defaultSources: sources,
 		testonly:       g.testonly,
 	}
 }
@@ -207,7 +212,7 @@ func (c *JsGazelleConfig) NewChild(childPath string) *JsGazelleConfig {
 	// Copy the targets, any modifications will be local.
 	cCopy.targets = make([]*TargetGroup, 0, len(c.targets))
 	for _, target := range c.targets {
-		cCopy.targets = append(cCopy.targets, target.copy())
+		cCopy.targets = append(cCopy.targets, target.newChild())
 	}
 
 	// Copy the overrides, any modifications will be local.

gazelle/js/tests/simple_globs/mix/test-lib/BUILD.in

@@ -0,0 +1,4 @@
+# Output everything as a standard lib, no test target
+
+# Only contains a standard target, no tests
+# gazelle:js_test_files there-are-no-tests

gazelle/js/tests/simple_globs/mix/test-lib/BUILD.out

@@ -0,0 +1,16 @@
+load("@aspect_rules_ts//ts:defs.bzl", "ts_project")
+
+# Output everything as a standard lib, no test target
+
+# Only contains a standard target, no tests
+# gazelle:js_test_files there-are-no-tests
+
+ts_project(
+    name = "test-lib",
+    srcs = [
+        "faker.ts",
+        "normally.mock.ts",
+        "normally.spec.ts",
+        "normally.test.ts",
+    ],
+)

gazelle/js/tests/simple_globs/mix/tests_override/BUILD.in

@@ -1 +1 @@
-# gazelle:js_test_files **/*.test.ts
+# gazelle:js_test_files **/*.{mock,spec,test}.ts

gazelle/js/tests/simple_globs/mix/tests_override/BUILD.out

@@ -1,6 +1,6 @@
 load("@aspect_rules_ts//ts:defs.bzl", "ts_project")
 
-# gazelle:js_test_files **/*.test.ts
+# gazelle:js_test_files **/*.{mock,spec,test}.ts
 
 ts_project(
     name = "tests_override",