61e4b54502
Signed-off-by: Aaron Lehmann <aaron.lehmann@docker.com> Upstream-commit: 79b940feee9cf18893ead7269cfd59ec41bd7297 Component: engine
23 lines
529 B
Go
23 lines
529 B
Go
package template
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import (
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"strings"
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"text/template"
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)
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// funcMap defines functions for our template system.
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var funcMap = template.FuncMap{
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"join": func(s ...string) string {
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// first arg is sep, remaining args are strings to join
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return strings.Join(s[1:], s[0])
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},
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}
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func newTemplate(s string, extraFuncs template.FuncMap) (*template.Template, error) {
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tmpl := template.New("expansion").Option("missingkey=error").Funcs(funcMap)
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if len(extraFuncs) != 0 {
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tmpl = tmpl.Funcs(extraFuncs)
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}
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return tmpl.Parse(s)
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}
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