From 59f09dcb8c3181713b3c7c10e66cb899f15fcd61 Mon Sep 17 00:00:00 2001
From: Robert Griesemer <gri@golang.org>
Date: Wed, 10 Jul 2013 22:19:43 -0700
Subject: [PATCH] go.tools/go/types: report test errors immediately in -list
 mode

This way, errors reported before a crash are visible.

R=adonovan, r
CC=golang-dev
https://golang.org/cl/10802044
---
 go/types/check_test.go | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/go/types/check_test.go b/go/types/check_test.go
index 57696a8d..7e2b7919 100644
--- a/go/types/check_test.go
+++ b/go/types/check_test.go
@@ -195,9 +195,20 @@ func checkFiles(t *testing.T, testfiles []string) {
 		pkgName = files[0].Name.Name
 	}
 
+	if *listErrors {
+		t.Errorf("--- %s:", pkgName)
+		for _, err := range errlist {
+			t.Error(err)
+		}
+	}
+
 	// typecheck and collect typechecker errors
 	var ctxt Context
 	ctxt.Error = func(err error) {
+		if *listErrors {
+			t.Error(err)
+			return
+		}
 		// Ignore error messages containing "previous declaration":
 		// They are follow-up error messages after a redeclaration
 		// error.
@@ -208,10 +219,6 @@ func checkFiles(t *testing.T, testfiles []string) {
 	ctxt.Check(pkgName, fset, files...)
 
 	if *listErrors {
-		t.Errorf("--- %s: %d errors found", pkgName, len(errlist))
-		for _, err := range errlist {
-			t.Error(err)
-		}
 		return
 	}