github.com/shohhei1126/hugo@v0.42.2-0.20180623210752-3d5928889ad7/tpl/compare/init.go (about)

     1  // Copyright 2017 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 compare
    15  
    16  import (
    17  	"github.com/gohugoio/hugo/deps"
    18  	"github.com/gohugoio/hugo/tpl/internal"
    19  )
    20  
    21  const name = "compare"
    22  
    23  func init() {
    24  	f := func(d *deps.Deps) *internal.TemplateFuncsNamespace {
    25  		ctx := New()
    26  
    27  		ns := &internal.TemplateFuncsNamespace{
    28  			Name:    name,
    29  			Context: func(args ...interface{}) interface{} { return ctx },
    30  		}
    31  
    32  		ns.AddMethodMapping(ctx.Default,
    33  			[]string{"default"},
    34  			[][2]string{
    35  				{`{{ "Hugo Rocks!" | default "Hugo Rules!" }}`, `Hugo Rocks!`},
    36  				{`{{ "" | default "Hugo Rules!" }}`, `Hugo Rules!`},
    37  			},
    38  		)
    39  
    40  		ns.AddMethodMapping(ctx.Eq,
    41  			[]string{"eq"},
    42  			[][2]string{
    43  				{`{{ if eq .Section "blog" }}current{{ end }}`, `current`},
    44  			},
    45  		)
    46  
    47  		ns.AddMethodMapping(ctx.Ge,
    48  			[]string{"ge"},
    49  			[][2]string{
    50  				{`{{ if ge .Hugo.Version "0.36" }}Reasonable new Hugo version!{{ end }}`, `Reasonable new Hugo version!`},
    51  			},
    52  		)
    53  
    54  		ns.AddMethodMapping(ctx.Gt,
    55  			[]string{"gt"},
    56  			[][2]string{},
    57  		)
    58  
    59  		ns.AddMethodMapping(ctx.Le,
    60  			[]string{"le"},
    61  			[][2]string{},
    62  		)
    63  
    64  		ns.AddMethodMapping(ctx.Lt,
    65  			[]string{"lt"},
    66  			[][2]string{},
    67  		)
    68  
    69  		ns.AddMethodMapping(ctx.Ne,
    70  			[]string{"ne"},
    71  			[][2]string{},
    72  		)
    73  
    74  		ns.AddMethodMapping(ctx.Conditional,
    75  			[]string{"cond"},
    76  			[][2]string{
    77  				{`{{ cond (eq (add 2 2) 4) "2+2 is 4" "what?" | safeHTML }}`, `2+2 is 4`},
    78  			},
    79  		)
    80  
    81  		return ns
    82  
    83  	}
    84  
    85  	internal.AddTemplateFuncsNamespace(f)
    86  }