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templhelp.go
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templhelp.go
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/*
Copyright 2015 Simon Schmidt
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.
*/
/*
This package offers a convenient Helper for loading templates from an
http.FileSystem object.
*/
package tmplhelp
import (
"net/http"
"text/template"
"bytes"
)
// Loads a template from a http.FileSystem object
func LoadTemplate(fs http.FileSystem,n string) (*template.Template,error) {
f,e := fs.Open(n)
if e!=nil { return nil,e }
w := &bytes.Buffer{}
_,e = w.ReadFrom(f)
f.Close()
if e!=nil { return nil,e }
return template.New(n).Parse(w.String())
}