1 files changed, 45 insertions, 0 deletions
diff --git a/src/cmd/vet/typestub.go b/src/cmd/vet/typestub.go
new file mode 100644
index 000000000..fabbbe19d
--- /dev/null
+++ b/src/cmd/vet/typestub.go
@@ -0,0 +1,45 @@
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !gotypes
+
+// This file contains stubs for the pieces of the tool that require the go/types package,
+// to be used if go/types is not available.
+
+package main
+
+import (
+	"go/ast"
+	"go/token"
+)
+
+// Type is equivalent to go/types.Type. Repeating it here allows us to avoid
+// depending on the go/types package.
+type Type interface {
+	String() string
+}
+
+func (pkg *Package) check(fs *token.FileSet, astFiles []*ast.File) error {
+	return nil
+}
+
+func (pkg *Package) isStruct(c *ast.CompositeLit) (bool, string) {
+	return true, "" // Assume true, so we do the check.
+}
+
+func (f *File) matchArgType(t printfArgType, arg ast.Expr) bool {
+	return true // We can't tell without types.
+}
+
+func (f *File) numArgsInSignature(call *ast.CallExpr) int {
+	return 0 // We don't know.
+}
+
+func (f *File) isErrorMethodCall(call *ast.CallExpr) bool {
+	// Is it a selector expression? Otherwise it's a function call, not a method call.
+	if _, ok := call.Fun.(*ast.SelectorExpr); !ok {
+		return false
+	}
+	return true // Best guess we can make without types.
+}