2020-12-28 01:33:50 +05:30

33 lines
741 B
Go

package replacer
import (
"fmt"
"strings"
)
// Payload marker constants
const (
MarkerGeneral = "§"
MarkerParenthesisOpen = "{{"
MarkerParenthesisClose = "}}"
)
// New creates a new replacer structure for values replacement on the fly.
func New(values map[string]interface{}) *strings.Replacer {
replacerItems := make([]string, 0, len(values)*4)
for key, val := range values {
valueStr := fmt.Sprintf("%s", val)
replacerItems = append(replacerItems,
fmt.Sprintf("%s%s%s", MarkerParenthesisOpen, key, MarkerParenthesisClose),
valueStr,
)
replacerItems = append(replacerItems,
fmt.Sprintf("%s%s%s", MarkerGeneral, key, MarkerGeneral),
valueStr,
)
}
return strings.NewReplacer(replacerItems...)
}