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authorKeuin <[email protected]>2023-07-01 21:52:08 +0800
committerKeuin <[email protected]>2023-07-01 21:52:27 +0800
commit40e0b3172af1e8deab80a7bf2bf95337ef9201c6 (patch)
tree2b99c5028a1b799d0887f028351bde3560f72d5c /common
parent6c3c988bae6f8a78afd3503743106395792ee2b0 (diff)
Refactor: replace homemade result handling with library.
Diffstat (limited to 'common')
-rw-r--r--common/orelse.go61
1 files changed, 0 insertions, 61 deletions
diff --git a/common/orelse.go b/common/orelse.go
deleted file mode 100644
index 29e3dc7..0000000
--- a/common/orelse.go
+++ /dev/null
@@ -1,61 +0,0 @@
-package common
-
-import "reflect"
-
-type Opt[T any] interface {
- OrElse(thing T) T
-}
-
-type OptError[T any] struct {
- thing T
- err error
-}
-
-type OptNull[T any] struct {
- ptr *T
-}
-
-type OptZero[T any] struct {
- thing T
-}
-
-func (o OptNull[T]) OrElse(thing T) T {
- if o.ptr != nil {
- return *o.ptr
- }
- return thing
-}
-
-func Errorable[T any](thing T, err error) Opt[T] {
- return OptError[T]{
- thing: thing,
- err: err,
- }
-}
-
-func (o OptError[T]) OrElse(thing T) T {
- if o.err != nil {
- return thing
- }
- return o.thing
-}
-
-func Nullable[T any](ptr *T) Opt[T] {
- return OptNull[T]{
- ptr: ptr,
- }
-}
-
-func Zeroable[T any](thing T) Opt[T] {
- return OptZero[T]{
- thing: thing,
- }
-}
-
-func (o OptZero[T]) OrElse(thing T) T {
- var zero T
- if reflect.DeepEqual(zero, o.thing) {
- return thing
- }
- return o.thing
-}