diff options
Diffstat (limited to 'vendor/github.com/authzed/cel-go/common/location.go')
| -rw-r--r-- | vendor/github.com/authzed/cel-go/common/location.go | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/vendor/github.com/authzed/cel-go/common/location.go b/vendor/github.com/authzed/cel-go/common/location.go new file mode 100644 index 0000000..ec3fa7c --- /dev/null +++ b/vendor/github.com/authzed/cel-go/common/location.go @@ -0,0 +1,51 @@ +// Copyright 2018 Google LLC +// +// 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 common + +// Location interface to represent a location within Source. +type Location interface { + Line() int // 1-based line number within source. + Column() int // 0-based column number within source. +} + +// SourceLocation helper type to manually construct a location. +type SourceLocation struct { + line int + column int +} + +var ( + // Location implements the SourceLocation interface. + _ Location = &SourceLocation{} + // NoLocation is a particular illegal location. + NoLocation = &SourceLocation{-1, -1} +) + +// NewLocation creates a new location. +func NewLocation(line, column int) Location { + return &SourceLocation{ + line: line, + column: column} +} + +// Line returns the 1-based line of the location. +func (l *SourceLocation) Line() int { + return l.line +} + +// Column returns the 0-based column number of the location. +func (l *SourceLocation) Column() int { + return l.column +} |
