/*

* === This file is part of ALICE O² ===

*

* Copyright 2018 CERN and copyright holders of ALICE O².

* Author: Teo Mrnjavac <teo.mrnjavac@cern.ch>

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* This program is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

* GNU General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <http://www.gnu.org/licenses/>.

*

* In applying this license CERN does not waive the privileges and

* immunities granted to it by virtue of its status as an

* Intergovernmental Organization or submit itself to any jurisdiction.

*/

package workflow

import (

"bytes"

"text/template"

)

type templateFields []*string

func (tf templateFields) execute(parentPath string, t templateMap, stringTemplateCache map[string]template.Template) (err error) {

for _, str := range tf {

buf := new(bytes.Buffer)

tmpl, ok := stringTemplateCache[*str]

if !ok {

log.WithField("role", parentPath).Debug("parsed template not in cache, building")

tmpl := template.New(parentPath)

tmpl, err = tmpl.Parse(*str)

if err != nil {

return

}

}

err = tmpl.Execute(buf, t)

if err != nil {

return

}

*str = buf.String()

}

return

}