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// Copyright 2017 The Hugo Authors. 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 strings
import (
"github.com/spf13/hugo/deps"
"github.com/spf13/hugo/tpl/internal"
)
const name = "strings"
func init() {
f := func(d *deps.Deps) *internal.TemplateFuncsNamespace {
ctx := New(d)
examples := [][2]string{
{`{{chomp "<p>Blockhead</p>\n" }}`, `<p>Blockhead</p>`},
{
`{{ findRE "[G|g]o" "Hugo is a static side generator written in Go." "1" }}`,
`[go]`},
{`{{ hasPrefix "Hugo" "Hu" }}`, `true`},
{`{{ hasPrefix "Hugo" "Fu" }}`, `false`},
{`{{lower "BatMan"}}`, `batman`},
{
`{{ replace "Batman and Robin" "Robin" "Catwoman" }}`,
`Batman and Catwoman`},
{
`{{ "http://gohugo.io/docs" | replaceRE "^https?://([^/]+).*" "$1" }}`,
`gohugo.io`},
{`{{slicestr "BatMan" 0 3}}`, `Bat`},
{`{{slicestr "BatMan" 3}}`, `Man`},
{`{{substr "BatMan" 0 -3}}`, `Bat`},
{`{{substr "BatMan" 3 3}}`, `Man`},
{`{{title "Bat man"}}`, `Bat Man`},
{`{{ trim "++Batman--" "+-" }}`, `Batman`},
{`{{ "this is a very long text" | truncate 10 " ..." }}`, `this is a ...`},
{`{{ "With [Markdown](/markdown) inside." | markdownify | truncate 14 }}`, `With <a href="/markdown">Markdown …</a>`},
{`{{upper "BatMan"}}`, `BATMAN`},
}
return &internal.TemplateFuncsNamespace{
Name: name,
Context: func() interface{} { return ctx },
Aliases: map[string]interface{}{
"chomp": ctx.Chomp,
"countrunes": ctx.CountRunes,
"countwords": ctx.CountWords,
"findRE": ctx.FindRE,
"hasPrefix": ctx.HasPrefix,
"lower": ctx.ToLower,
"replace": ctx.Replace,
"replaceRE": ctx.ReplaceRE,
"slicestr": ctx.SliceString,
"split": ctx.Split,
"substr": ctx.Substr,
"title": ctx.Title,
"trim": ctx.Trim,
"truncate": ctx.Truncate,
"upper": ctx.ToUpper,
},
Examples: examples,
}
}
internal.AddTemplateFuncsNamespace(f)
}
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