hugo/tpl/math/init.go
Chris Dennis d184e5059c
tpl: Add math.Sqrt
Fixes #6941
2020-02-24 23:45:04 +01:00

114 lines
2.1 KiB
Go

// 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 math
import (
"github.com/gohugoio/hugo/deps"
"github.com/gohugoio/hugo/tpl/internal"
)
const name = "math"
func init() {
f := func(d *deps.Deps) *internal.TemplateFuncsNamespace {
ctx := New()
ns := &internal.TemplateFuncsNamespace{
Name: name,
Context: func(args ...interface{}) interface{} { return ctx },
}
ns.AddMethodMapping(ctx.Add,
[]string{"add"},
[][2]string{
{"{{add 1 2}}", "3"},
},
)
ns.AddMethodMapping(ctx.Ceil,
nil,
[][2]string{
{"{{math.Ceil 2.1}}", "3"},
},
)
ns.AddMethodMapping(ctx.Div,
[]string{"div"},
[][2]string{
{"{{div 6 3}}", "2"},
},
)
ns.AddMethodMapping(ctx.Floor,
nil,
[][2]string{
{"{{math.Floor 1.9}}", "1"},
},
)
ns.AddMethodMapping(ctx.Log,
nil,
[][2]string{
{"{{math.Log 1}}", "0"},
},
)
ns.AddMethodMapping(ctx.Sqrt,
nil,
[][2]string{
{"{{math.Sqrt 81}}", "9"},
},
)
ns.AddMethodMapping(ctx.Mod,
[]string{"mod"},
[][2]string{
{"{{mod 15 3}}", "0"},
},
)
ns.AddMethodMapping(ctx.ModBool,
[]string{"modBool"},
[][2]string{
{"{{modBool 15 3}}", "true"},
},
)
ns.AddMethodMapping(ctx.Mul,
[]string{"mul"},
[][2]string{
{"{{mul 2 3}}", "6"},
},
)
ns.AddMethodMapping(ctx.Round,
nil,
[][2]string{
{"{{math.Round 1.5}}", "2"},
},
)
ns.AddMethodMapping(ctx.Sub,
[]string{"sub"},
[][2]string{
{"{{sub 3 2}}", "1"},
},
)
return ns
}
internal.AddTemplateFuncsNamespace(f)
}