52 lines
1.0 KiB
Go
52 lines
1.0 KiB
Go
package utils
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import (
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"os"
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"reflect"
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"unicode"
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)
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// Makes the first character of the given string to uppercase
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func FirstCharToUppercase(text string) string {
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a := []rune(text)
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a[0] = unicode.ToLower(a[0])
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return string(a)
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}
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// Copys a map. The structs are also cloned
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func CopyMap[T comparable, Val any](m map[T]Val) map[T]Val {
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cp := make(map[T]Val)
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for k, v := range m {
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var u Val
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Copy(&v, &u)
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cp[k] = u
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}
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return cp
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}
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// Copies a struct
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func Copy(source interface{}, destin interface{}) {
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x := reflect.ValueOf(source)
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if reflect.ValueOf(destin).Kind() != reflect.Ptr {
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return
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}
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if x.Kind() == reflect.Ptr {
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reflect.ValueOf(destin).Elem().Set(x.Elem())
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} else {
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reflect.ValueOf(destin).Elem().Set(x)
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}
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}
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// GetEnvString tries to get an environment variable from the system
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// as a string value. If the env was not found the given default value
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// will be returned
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func GetEnvString(name string, defaultValue string) string {
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val := defaultValue
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if strVal, isSet := os.LookupEnv(name); isSet {
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val = strVal
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}
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return val
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}
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