Use z-prefixed Go generated files (#1268)

Author: qmuntal

.gitattributes

@@ -4,5 +4,7 @@
 nodejs/src/generated/* eol=lf linguist-generated=true
 dotnet/src/Generated/* eol=lf linguist-generated=true
 python/copilot/generated/* eol=lf linguist-generated=true
-go/generated_session_events.go eol=lf linguist-generated=true
-go/rpc/generated_rpc.go eol=lf linguist-generated=true
+go/zsession_events.go eol=lf linguist-generated=true
+go/zsession_encoding.go eol=lf linguist-generated=true
+go/rpc/zrpc.go eol=lf linguist-generated=true
+go/rpc/zrpc_encoding.go eol=lf linguist-generated=true

go/rpc/generated_rpc_api_shape_test.go

@@ -53,9 +53,9 @@ func parseGeneratedRPC(t *testing.T) (*ast.File, *token.FileSet) {
 		t.Fatal("locate test file")
 	}
 	fileSet := token.NewFileSet()
-	file, err := parser.ParseFile(fileSet, filepath.Join(filepath.Dir(currentFile), "generated_rpc.go"), nil, 0)
+	file, err := parser.ParseFile(fileSet, filepath.Join(filepath.Dir(currentFile), "zrpc.go"), nil, 0)
 	if err != nil {
-		t.Fatalf("parse generated_rpc.go: %v", err)
+		t.Fatalf("parse zrpc.go: %v", err)
 	}
 	return file, fileSet
 }

go/rpc/generated_rpc.go go/rpc/zrpc.gogo/rpc/generated_rpc.go renamed to go/rpc/zrpc.go

@@ -2498,10 +2498,16 @@ function goEncodingBlocksCode(blocks: string[] | undefined): string {
     return joinGoCode(lines);
 }
 
+function goDoNotEditHeader(schemaFileName: string): string[] {
+    return [
+        `// Code generated by scripts/codegen/go.ts; DO NOT EDIT.`,
+        `// Source: ${schemaFileName}`,
+    ];
+}
+
 function goGeneratedEncodingFileCode(schemaFileName: string, packageName: string, generatedEncodingCode: string, wrapComments = false): string {
     const lines: string[] = [];
-    lines.push(`// AUTO-GENERATED FILE - DO NOT EDIT`);
-    lines.push(`// Generated from: ${schemaFileName}`);
+    lines.push(...goDoNotEditHeader(schemaFileName));
     lines.push(``);
     lines.push(`package ${packageName}`);
     lines.push(``);
@@ -2692,8 +2698,7 @@ function generateGoSessionEventsCode(schema: JSONSchema7): GoGeneratedTypeCode {
 
     // Assemble file
     const out: string[] = [];
-    out.push(`// AUTO-GENERATED FILE - DO NOT EDIT`);
-    out.push(`// Generated from: session-events.schema.json`);
+    out.push(...goDoNotEditHeader("session-events.schema.json"));
     out.push(``);
     out.push(`package copilot`);
     out.push(``);
@@ -2895,7 +2900,7 @@ async function generateSessionEvents(schemaPath?: string): Promise<void> {
     const generatedTypeCode = stripTrailingGoWhitespace(generatedSessionCode.typeCode);
     const generatedEncodingCode = stripTrailingGoWhitespace(generatedSessionCode.encodingCode);
 
-    const outPath = await writeGeneratedFile("go/generated_session_events.go", generatedTypeCode);
+    const outPath = await writeGeneratedFile("go/zsession_events.go", generatedTypeCode);
     console.log(`  ✓ ${outPath}`);
 
     await formatGoFile(outPath);
@@ -3058,8 +3063,7 @@ async function generateRpc(schemaPath?: string): Promise<void> {
 
     // Build method wrappers
     const lines: string[] = [];
-    lines.push(`// AUTO-GENERATED FILE - DO NOT EDIT`);
-    lines.push(`// Generated from: api.schema.json`);
+    lines.push(...goDoNotEditHeader("api.schema.json"));
     lines.push(``);
     lines.push(`package rpc`);
     lines.push(``);
@@ -3102,7 +3106,7 @@ async function generateRpc(schemaPath?: string): Promise<void> {
         emitClientSessionApiRegistration(lines, schema.clientSession, resolveType);
     }
 
-    const outPath = await writeGeneratedFile("go/rpc/generated_rpc.go", wrapGeneratedGoComments(lines.join("\n")));
+    const outPath = await writeGeneratedFile("go/rpc/zrpc.go", wrapGeneratedGoComments(lines.join("\n")));
     console.log(`  ✓ ${outPath}`);
 
     await formatGoFile(outPath);