Include proc macro crates in rust-project.json
These crates were skipped before, leaving dependencies missing in
rust-project.json. Include them and mark them as `"is_proc_macro": true`
so that rust-analyzer can process them.
Fixes: 202290038
Test: SOONG_GEN_RUST_PROJECT=1 m nothing
Change-Id: Ia80e6f5e2f56a76608ba057075600e6b4424281b
diff --git a/rust/project_json_test.go b/rust/project_json_test.go
index f7b6681..255b2e5 100644
--- a/rust/project_json_test.go
+++ b/rust/project_json_test.go
@@ -117,6 +117,58 @@
validateJsonCrates(t, jsonContent)
}
+func TestProjectJsonProcMacroDep(t *testing.T) {
+ bp := `
+ rust_proc_macro {
+ name: "libproc_macro",
+ srcs: ["a/src/lib.rs"],
+ crate_name: "proc_macro"
+ }
+ rust_library {
+ name: "librust",
+ srcs: ["b/src/lib.rs"],
+ crate_name: "rust",
+ proc_macros: ["libproc_macro"],
+ }
+ `
+ jsonContent := testProjectJson(t, bp)
+ crates := validateJsonCrates(t, jsonContent)
+ libproc_macro_count := 0
+ librust_count := 0
+ for _, c := range crates {
+ crate := validateCrate(t, c)
+ procMacro, ok := crate["is_proc_macro"].(bool)
+ if !ok {
+ t.Fatalf("Unexpected type for is_proc_macro: %v", crate["is_proc_macro"])
+ }
+
+ name, ok := crate["display_name"].(string)
+ if !ok {
+ t.Fatalf("Unexpected type for display_name: %v", crate["display_name"])
+ }
+
+ switch name {
+ case "libproc_macro":
+ libproc_macro_count += 1
+ if !procMacro {
+ t.Fatalf("'libproc_macro' is marked with is_proc_macro=false")
+ }
+ case "librust":
+ librust_count += 1
+ if procMacro {
+ t.Fatalf("'librust' is not a proc macro crate, but is marked with is_proc_macro=true")
+ }
+ default:
+ break
+ }
+ }
+
+ if libproc_macro_count != 1 || librust_count != 1 {
+ t.Fatalf("Unexpected crate counts: libproc_macro_count: %v, librust_count: %v",
+ libproc_macro_count, librust_count)
+ }
+}
+
func TestProjectJsonFeature(t *testing.T) {
bp := `
rust_library {