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24 lines
416 B
Go
24 lines
416 B
Go
package reader
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import (
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"os"
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"regexp"
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)
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func ReplaceEnvVars(raw []byte) ([]byte, error) {
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re := regexp.MustCompile(`\$\{([A-Za-z0-9_]+)\}`)
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if re.Match(raw) {
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dataS := string(raw)
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res := re.ReplaceAllStringFunc(dataS, replaceEnvVars)
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return []byte(res), nil
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} else {
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return raw, nil
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}
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}
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func replaceEnvVars(element string) string {
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v := element[2 : len(element)-1]
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el := os.Getenv(v)
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return el
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}
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