hugo/tpl/tplimpl/template_funcs.go

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// Copyright 2017-present The Hugo Authors. All rights reserved.
//
// Portions Copyright The Go Authors.
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// 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
2015-11-24 03:16:36 +00:00
// 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 tplimpl
import (
"html/template"
"github.com/spf13/hugo/tpl/internal"
// Init the namespaces
_ "github.com/spf13/hugo/tpl/cast"
_ "github.com/spf13/hugo/tpl/collections"
_ "github.com/spf13/hugo/tpl/compare"
_ "github.com/spf13/hugo/tpl/crypto"
_ "github.com/spf13/hugo/tpl/data"
_ "github.com/spf13/hugo/tpl/encoding"
_ "github.com/spf13/hugo/tpl/fmt"
_ "github.com/spf13/hugo/tpl/images"
_ "github.com/spf13/hugo/tpl/inflect"
_ "github.com/spf13/hugo/tpl/lang"
_ "github.com/spf13/hugo/tpl/math"
_ "github.com/spf13/hugo/tpl/os"
_ "github.com/spf13/hugo/tpl/partials"
_ "github.com/spf13/hugo/tpl/safe"
_ "github.com/spf13/hugo/tpl/strings"
_ "github.com/spf13/hugo/tpl/time"
_ "github.com/spf13/hugo/tpl/transform"
_ "github.com/spf13/hugo/tpl/urls"
)
func (t *templateFuncster) initFuncMap() {
funcMap := template.FuncMap{}
// Merge the namespace funcs
for _, nsf := range internal.TemplateFuncsNamespaceRegistry {
ns := nsf(t.Deps)
if _, exists := funcMap[ns.Name]; exists {
panic(ns.Name + " is a duplicate template func")
}
funcMap[ns.Name] = ns.Context
for _, mm := range ns.MethodMappings {
for _, alias := range mm.Aliases {
if _, exists := funcMap[alias]; exists {
panic(alias + " is a duplicate template func")
}
funcMap[alias] = mm.Method
}
}
}
t.funcMap = funcMap
t.Tmpl.(*templateHandler).setFuncs(funcMap)
}