dd9309c15e
Initial vendor list validated with empty $GOPATH and only master checked out; followed by `make` and verified that all binaries build properly. Updates require github.com/LK4D4/vndr tool. Signed-off-by: Phil Estes <estesp@linux.vnet.ibm.com>
104 lines
3.1 KiB
Go
104 lines
3.1 KiB
Go
// Protocol Buffers for Go with Gadgets
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//
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// Copyright (c) 2013, The GoGo Authors. All rights reserved.
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// http://github.com/gogo/protobuf
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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/*
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The enumstringer (experimental) plugin generates a String method for each enum.
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It is enabled by the following extensions:
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- enum_stringer
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- enum_stringer_all
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This package is subject to change.
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*/
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package enumstringer
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import (
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"github.com/gogo/protobuf/gogoproto"
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"github.com/gogo/protobuf/protoc-gen-gogo/generator"
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)
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type enumstringer struct {
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*generator.Generator
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generator.PluginImports
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atleastOne bool
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localName string
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}
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func NewEnumStringer() *enumstringer {
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return &enumstringer{}
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}
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func (p *enumstringer) Name() string {
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return "enumstringer"
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}
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func (p *enumstringer) Init(g *generator.Generator) {
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p.Generator = g
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}
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func (p *enumstringer) Generate(file *generator.FileDescriptor) {
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p.PluginImports = generator.NewPluginImports(p.Generator)
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p.atleastOne = false
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p.localName = generator.FileName(file)
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strconvPkg := p.NewImport("strconv")
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for _, enum := range file.Enums() {
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if !gogoproto.IsEnumStringer(file.FileDescriptorProto, enum.EnumDescriptorProto) {
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continue
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}
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if gogoproto.IsGoEnumStringer(file.FileDescriptorProto, enum.EnumDescriptorProto) {
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panic("Go enum stringer conflicts with new enumstringer plugin: please use gogoproto.goproto_enum_stringer or gogoproto.goproto_enum_string_all and set it to false")
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}
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p.atleastOne = true
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ccTypeName := generator.CamelCaseSlice(enum.TypeName())
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p.P("func (x ", ccTypeName, ") String() string {")
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p.In()
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p.P(`s, ok := `, ccTypeName, `_name[int32(x)]`)
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p.P(`if ok {`)
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p.In()
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p.P(`return s`)
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p.Out()
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p.P(`}`)
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p.P(`return `, strconvPkg.Use(), `.Itoa(int(x))`)
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p.Out()
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p.P(`}`)
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}
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if !p.atleastOne {
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return
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}
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}
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func init() {
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generator.RegisterPlugin(NewEnumStringer())
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}
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