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basefn.go
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basefn.go
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// Package basefn provide some no-dependents util functions
package basefn
import "fmt"
// Panicf format panic message use fmt.Sprintf
func Panicf(format string, v ...any) {
panic(fmt.Sprintf(format, v...))
}
// PanicIf if error is not empty
func PanicIf(err error) {
if err != nil {
panic(err)
}
}
// MustOK if error is not empty, will panic
func MustOK(err error) {
if err != nil {
panic(err)
}
}
// Must if error is not empty, will panic
func Must[T any](v T, err error) T {
if err != nil {
panic(err)
}
return v
}
// ErrOnFail return input error on cond is false, otherwise return nil
func ErrOnFail(cond bool, err error) error {
return OrError(cond, err)
}
// OrError return input error on cond is false, otherwise return nil
func OrError(cond bool, err error) error {
if !cond {
return err
}
return nil
}
// FirstOr get first elem or elseVal
func FirstOr[T any](sl []T, elseVal T) T {
if len(sl) > 0 {
return sl[0]
}
return elseVal
}
// OrValue get
func OrValue[T any](cond bool, okVal, elVal T) T {
if cond {
return okVal
}
return elVal
}
// OrReturn call okFunc() on condition is true, else call elseFn()
func OrReturn[T any](cond bool, okFn, elseFn func() T) T {
if cond {
return okFn()
}
return elseFn()
}
// ErrFunc type
type ErrFunc func() error
// CallOn call func on condition is true
func CallOn(cond bool, fn ErrFunc) error {
if cond {
return fn()
}
return nil
}
// CallOrElse call okFunc() on condition is true, else call elseFn()
func CallOrElse(cond bool, okFn, elseFn ErrFunc) error {
if cond {
return okFn()
}
return elseFn()
}