init.go (1525B)
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 os
15
16 import (
17 "github.com/gohugoio/hugo/deps"
18 "github.com/gohugoio/hugo/tpl/internal"
19 )
20
21 const name = "os"
22
23 func init() {
24 f := func(d *deps.Deps) *internal.TemplateFuncsNamespace {
25 ctx := New(d)
26
27 ns := &internal.TemplateFuncsNamespace{
28 Name: name,
29 Context: func(args ...any) (any, error) { return ctx, nil },
30 }
31
32 ns.AddMethodMapping(ctx.Getenv,
33 []string{"getenv"},
34 [][2]string{},
35 )
36
37 ns.AddMethodMapping(ctx.ReadDir,
38 []string{"readDir"},
39 [][2]string{
40 {`{{ range (readDir "files") }}{{ .Name }}{{ end }}`, "README.txt"},
41 },
42 )
43
44 ns.AddMethodMapping(ctx.ReadFile,
45 []string{"readFile"},
46 [][2]string{
47 {`{{ readFile "files/README.txt" }}`, `Hugo Rocks!`},
48 },
49 )
50
51 ns.AddMethodMapping(ctx.FileExists,
52 []string{"fileExists"},
53 [][2]string{
54 {`{{ fileExists "foo.txt" }}`, `false`},
55 },
56 )
57
58 return ns
59 }
60
61 internal.AddTemplateFuncsNamespace(f)
62 }