Function validateAndReplaceDataWithVariable

pkg/validation/variables/variables.go:74–91

validateAndReplaceDataWithVariable validates the string for a global variable and replaces it. An error is returned if the string references an invalid global variable key

(val string, variables map[string]string)

// validateAndReplaceDataWithVariable validates the string for a global variable and replaces it. An error
// is returned if the string references an invalid global variable key
func validateAndReplaceDataWithVariable(val string, variables map[string]string) (string, error) {
	matches := globalVariableRegex.FindAllStringSubmatch(val, -1)
	var invalidKeys []string
	for _, match := range matches {
		varValue, ok := variables[match[1]]
		if !ok {
			invalidKeys = append(invalidKeys, match[1])
		} else {
			val = strings.Replace(val, match[0], varValue, -1)
		}
	}

	if len(invalidKeys) > 0 {
		return val, &InvalidKeysError{Keys: invalidKeys}
	}

	return val, nil
}