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69 lines
2.1 KiB
Go
69 lines
2.1 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package namer
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import (
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"strings"
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"k8s.io/kubernetes/cmd/libs/go2idl/types"
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)
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type pluralNamer struct {
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// key is the case-sensitive type name, value is the case-insensitive
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// intended output.
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exceptions map[string]string
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finalize func(string) string
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}
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// NewPublicPluralNamer returns a namer that returns the plural form of the input
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// type's name, starting with a uppercase letter.
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func NewPublicPluralNamer(exceptions map[string]string) *pluralNamer {
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return &pluralNamer{exceptions, IC}
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}
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// NewPrivatePluralNamer returns a namer that returns the plural form of the input
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// type's name, starting with a lowercase letter.
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func NewPrivatePluralNamer(exceptions map[string]string) *pluralNamer {
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return &pluralNamer{exceptions, IL}
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}
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// NewAllLowercasePluralNamer returns a namer that returns the plural form of the input
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// type's name, with all letters in lowercase.
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func NewAllLowercasePluralNamer(exceptions map[string]string) *pluralNamer {
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return &pluralNamer{exceptions, strings.ToLower}
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}
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// Name returns the plural form of the type's name. If the type's name is found
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// in the exceptions map, the map value is returned.
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func (r *pluralNamer) Name(t *types.Type) string {
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singular := t.Name.Name
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var plural string
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var ok bool
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if plural, ok = r.exceptions[singular]; ok {
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return r.finalize(plural)
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}
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switch string(singular[len(singular)-1]) {
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case "s", "x":
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plural = singular + "es"
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case "y":
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plural = singular[:len(singular)-1] + "ies"
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default:
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plural = singular + "s"
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}
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return r.finalize(plural)
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}
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