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package template
import (
"strings"
"text/template"
)
// funcMap defines functions for our template system.
var funcMap = template.FuncMap{
"join": func(s ...string) string {
// first arg is sep, remaining args are strings to join
return strings.Join(s[1:], s[0])
},
}
func newTemplate(s string, extraFuncs template.FuncMap) (*template.Template, error) {
tmpl := template.New("expansion").Option("missingkey=error").Funcs(funcMap)
if len(extraFuncs) != 0 {
tmpl = tmpl.Funcs(extraFuncs)
}
return tmpl.Parse(s)
}
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