sascha-andres/go-template

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replace.go

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// Copyright © 2018 Sascha Andres <sascha.andres@outlook.com>
//
// 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 engine

import (
    "io/ioutil"
    "strings"
)

func replaceInFile(from, to, path string) error {
    read, err := ioutil.ReadFile(path)
    if err != nil {
        return err
    }
    newContents := strings.Replace(string(read), from, to, -1)
    return ioutil.WriteFile(path, []byte(newContents), 0)
}