github.com/anakojm/hugo-katex@v0.0.0-20231023141351-42d6f5de9c0b/tpl/reflect/init.go (about)

     1  // Copyright 2018 The Hugo Authors. All rights reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  // http://www.apache.org/licenses/LICENSE-2.0
     7  //
     8  // Unless required by applicable law or agreed to in writing, software
     9  // distributed under the License is distributed on an "AS IS" BASIS,
    10  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  // Package reflect provides template functions for run-time object reflection.
    15  package reflect
    16  
    17  import (
    18  	"context"
    19  
    20  	"github.com/gohugoio/hugo/deps"
    21  	"github.com/gohugoio/hugo/tpl/internal"
    22  )
    23  
    24  const name = "reflect"
    25  
    26  func init() {
    27  	f := func(d *deps.Deps) *internal.TemplateFuncsNamespace {
    28  		ctx := New()
    29  
    30  		ns := &internal.TemplateFuncsNamespace{
    31  			Name:    name,
    32  			Context: func(cctx context.Context, args ...any) (any, error) { return ctx, nil },
    33  		}
    34  
    35  		ns.AddMethodMapping(ctx.IsMap,
    36  			nil,
    37  			[][2]string{
    38  				{`{{ if reflect.IsMap (dict "a" 1) }}Map{{ end }}`, `Map`},
    39  			},
    40  		)
    41  
    42  		ns.AddMethodMapping(ctx.IsSlice,
    43  			nil,
    44  			[][2]string{
    45  				{`{{ if reflect.IsSlice (slice 1 2 3) }}Slice{{ end }}`, `Slice`},
    46  			},
    47  		)
    48  
    49  		return ns
    50  	}
    51  
    52  	internal.AddTemplateFuncsNamespace(f)
    53  }