diff options
Diffstat (limited to 'vendor/github.com/googleapis/gnostic/compiler/error.go')
-rw-r--r-- | vendor/github.com/googleapis/gnostic/compiler/error.go | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/vendor/github.com/googleapis/gnostic/compiler/error.go b/vendor/github.com/googleapis/gnostic/compiler/error.go new file mode 100644 index 000000000..d8672c100 --- /dev/null +++ b/vendor/github.com/googleapis/gnostic/compiler/error.go @@ -0,0 +1,61 @@ +// Copyright 2017 Google Inc. All Rights Reserved. +// +// 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 compiler + +// Error represents compiler errors and their location in the document. +type Error struct { + Context *Context + Message string +} + +// NewError creates an Error. +func NewError(context *Context, message string) *Error { + return &Error{Context: context, Message: message} +} + +// Error returns the string value of an Error. +func (err *Error) Error() string { + if err.Context == nil { + return "ERROR " + err.Message + } + return "ERROR " + err.Context.Description() + " " + err.Message +} + +// ErrorGroup is a container for groups of Error values. +type ErrorGroup struct { + Errors []error +} + +// NewErrorGroupOrNil returns a new ErrorGroup for a slice of errors or nil if the slice is empty. +func NewErrorGroupOrNil(errors []error) error { + if len(errors) == 0 { + return nil + } else if len(errors) == 1 { + return errors[0] + } else { + return &ErrorGroup{Errors: errors} + } +} + +func (group *ErrorGroup) Error() string { + result := "" + for i, err := range group.Errors { + if i > 0 { + result += "\n" + } + result += err.Error() + } + return result +} |