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map.go
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map.go
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package utils
import (
"fmt"
)
func ConvertToMapStringString(mapStringInterface map[string]interface{}) map[string]string {
mapStringString := make(map[string]string, len(mapStringInterface))
for key, value := range mapStringInterface {
strKey := fmt.Sprintf("%v", key)
strValue := fmt.Sprintf("%v", value)
mapStringString[strKey] = strValue
}
return mapStringString
}
func ConvertToMapStringInterface(mapStringString map[string]string) map[string]interface{} {
mapStringInterface := make(map[string]interface{}, len(mapStringString))
for key, value := range mapStringString {
mapStringInterface[key] = value
}
return mapStringInterface
}
func CombineStringMaps(aSI map[string]interface{}, bSI map[string]interface{}) (map[string]string, error) {
a := ConvertToMapStringString(aSI)
b := ConvertToMapStringString(bSI)
res := map[string]string{}
for k, v := range a {
res[k] = v
}
for k, v := range b {
current, present := res[k]
if present && current != v {
return nil, fmt.Errorf("found duplicate key %s with different value, a: %s ,b: %s", k, current, v)
}
res[k] = v
}
return res, nil
}
// CombineStringMapsAllowDuplicates merges two maps. Where there are duplicates, take the latter map's value.
func CombineStringMapsAllowDuplicates(aSI map[string]interface{}, bSI map[string]interface{}) (map[string]string, error) {
a := ConvertToMapStringString(aSI)
b := ConvertToMapStringString(bSI)
res := map[string]string{}
for k, v := range a {
res[k] = v
}
for k, v := range b {
res[k] = v
}
return res, nil
}