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all: use %w instead of %v to wrap errors (#1275)

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* all: use %w instead of %v for nested errors with fmt.Errorf

* all: update generated code to use %w instead of %v for error wrapping
This commit is contained in:
Matthew Gabeler-Lee
2021-03-03 13:05:33 -05:00
committed by GitHub
parent 51d19b8e5b
commit c53b45ddb0
191 changed files with 461 additions and 461 deletions
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12
examples/traversal/example_test.go
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@@ -67,7 +67,7 @@ func Gen(ctx context.Context, client *ent.Client) error {
SetName("Github").
Save(ctx)
if err != nil {
return fmt.Errorf("failed creating the group: %v", err)
return fmt.Errorf("failed creating the group: %w", err)
}
// Create the admin of the group.
// Unlike `Save`, `SaveX` panics if an error occurs.
@@ -127,7 +127,7 @@ func Traverse(ctx context.Context, client *ent.Client) error {
QueryOwner(). // Coco's owner: Alex.
Only(ctx) // Expect only one entity to return in the query.
if err != nil {
return fmt.Errorf("failed querying the owner: %v", err)
return fmt.Errorf("failed querying the owner: %w", err)
}
fmt.Println(owner)
// Output:
@@ -148,7 +148,7 @@ func Traverse2(ctx context.Context, client *ent.Client) error {
).
All(ctx)
if err != nil {
return fmt.Errorf("failed querying the pets: %v", err)
return fmt.Errorf("failed querying the pets: %w", err)
}
fmt.Println(pets)
// Output:
@@ -160,14 +160,14 @@ func Traverse2(ctx context.Context, client *ent.Client) error {
func GenTx(ctx context.Context, client *ent.Client) error {
tx, err := client.Tx(ctx)
if err != nil {
return fmt.Errorf("starting a transaction: %v", err)
return fmt.Errorf("starting a transaction: %w", err)
}
hub, err := tx.Group.
Create().
SetName("Github").
Save(ctx)
if err != nil {
return rollback(tx, fmt.Errorf("failed creating the group: %v", err))
return rollback(tx, fmt.Errorf("failed creating the group: %w", err))
}
// Create the admin of the group.
dan, err := tx.User.
@@ -237,7 +237,7 @@ func WithTx(ctx context.Context, client *ent.Client, fn func(tx *ent.Tx) error)
// rollback calls to tx.Rollback and wraps the given error with the rollback error if occurred.
func rollback(tx *ent.Tx, err error) error {
if rerr := tx.Rollback(); rerr != nil {
err = fmt.Errorf("%v: %v", err, rerr)
err = fmt.Errorf("%w: %v", err, rerr)
}
return err
}