mirror of
https://github.com/hay-kot/homebox.git
synced 2024-12-05 15:05:42 +00:00
5bbb969763
* remove repo for document tokens * remove schema for doc tokens * fix id template and generate cmd * schema updates * code gen * bump dependencies * fix broken migrations + add maintenance entry type * spelling * remove debug logger * implement repository layer * routes * API client * wip: maintenance log * remove depreciated call
51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
package repo
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// mapTErrFunc is a factory function that returns a mapper function that
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// wraps the given mapper function but first will check for an error and
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// return the error if present.
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//
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// Helpful for wrapping database calls that return both a value and an error
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func mapTErrFunc[T any, Y any](fn func(T) Y) func(T, error) (Y, error) {
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return func(t T, err error) (Y, error) {
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if err != nil {
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var zero Y
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return zero, err
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}
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return fn(t), nil
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}
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}
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func mapTEachFunc[T any, Y any](fn func(T) Y) func([]T) []Y {
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return func(items []T) []Y {
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result := make([]Y, len(items))
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for i, item := range items {
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result[i] = fn(item)
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}
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return result
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}
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}
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func mapTEachErrFunc[T any, Y any](fn func(T) Y) func([]T, error) ([]Y, error) {
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return func(items []T, err error) ([]Y, error) {
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if err != nil {
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return nil, err
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}
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result := make([]Y, len(items))
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for i, item := range items {
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result[i] = fn(item)
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}
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return result, nil
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}
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}
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func mapEach[T any, U any](items []T, fn func(T) U) []U {
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result := make([]U, len(items))
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for i, item := range items {
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result[i] = fn(item)
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}
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return result
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}
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