Initial commit

vendor/github.com/cockroachdb/redact/internal/rfmt/registry.go

@@ -0,0 +1,46 @@
+// Copyright 2020 The Cockroach Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+// implied. See the License for the specific language governing
+// permissions and limitations under the License.
+
+package rfmt
+
+import (
+	"reflect"
+
+	i "github.com/cockroachdb/redact/interfaces"
+)
+
+// RegisterSafeType registers a data type to always be considered safe
+// during the production of redactable strings.
+func RegisterSafeType(t reflect.Type) {
+	safeTypeRegistry[t] = true
+}
+
+// safeTypeRegistry registers Go data types that are to be always
+// considered safe, even when they don't implement SafeValue.
+var safeTypeRegistry = map[reflect.Type]bool{}
+
+func isSafeValue(a interface{}) bool {
+	return safeTypeRegistry[reflect.TypeOf(a)]
+}
+
+// redactErrorFn can be injected from an error library
+// to render error objects safely.
+var redactErrorFn func(err error, p i.SafePrinter, verb rune)
+
+// RegisterRedactErrorFn registers an error redaction function for use
+// during automatic redaction by this package.
+// Provided e.g. by cockroachdb/errors.
+func RegisterRedactErrorFn(fn func(err error, p i.SafePrinter, verb rune)) {
+	redactErrorFn = fn
+}