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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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38
examples/README.md
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@@ -114,7 +114,7 @@ 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.
@@ -184,7 +184,7 @@ 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:
@@ -213,7 +213,7 @@ func Traverse(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:
@@ -273,7 +273,7 @@ func Do(ctx context.Context, client *ent.Client) error {
SetName("Mashraki").
Save(ctx)
if err != nil {
return fmt.Errorf("creating user: %v", err)
return fmt.Errorf("creating user: %w", err)
}
log.Println("user:", a8m)
card1, err := client.Card.
@@ -283,21 +283,21 @@ func Do(ctx context.Context, client *ent.Client) error {
SetExpired(time.Now().Add(time.Minute)).
Save(ctx)
if err != nil {
return fmt.Errorf("creating card: %v", err)
}
return fmt.Errorf("creating card: %w", err)
}
log.Println("card:", card1)
// Only returns the card of the user,
// and expects that there's only one.
card2, err := a8m.QueryCard().Only(ctx)
if err != nil {
return fmt.Errorf("querying card: %v", err)
return fmt.Errorf("querying card: %w", err)
}
log.Println("card:", card2)
// The Card entity is able to query its owner using
// its back-reference.
owner, err := card2.QueryOwner().Only(ctx)
if err != nil {
return fmt.Errorf("querying owner: %v", err)
return fmt.Errorf("querying owner: %w", err)
}
log.Println("owner:", owner)
return nil
@@ -355,7 +355,7 @@ func Do(ctx context.Context, client *ent.Client) error {
SetValue(1).
Save(ctx)
if err != nil {
return fmt.Errorf("creating the head: %v", err)
return fmt.Errorf("creating the head: %w", err)
}
curr := head
// Generate the following linked-list: 1<->2<->3<->4<->5.
@@ -392,7 +392,7 @@ func Do(ctx context.Context, client *ent.Client) error {
// Check that the change actually applied:
prev, err := head.QueryPrev().Only(ctx)
if err != nil {
return fmt.Errorf("getting head's prev: %v", err)
return fmt.Errorf("getting head's prev: %w", err)
}
fmt.Printf("\n%v", prev.Value == tail.Value)
// Output: true
@@ -432,7 +432,7 @@ func Do(ctx context.Context, client *ent.Client) error {
SetName("a8m").
Save(ctx)
if err != nil {
return fmt.Errorf("creating user: %v", err)
return fmt.Errorf("creating user: %w", err)
}
nati, err := client.User.
Create().
@@ -441,7 +441,7 @@ func Do(ctx context.Context, client *ent.Client) error {
SetSpouse(a8m).
Save(ctx)
if err != nil {
return fmt.Errorf("creating user: %v", err)
return fmt.Errorf("creating user: %w", err)
}
// Query the spouse edge.
@@ -518,14 +518,14 @@ func Do(ctx context.Context, client *ent.Client) error {
SetName("pedro").
Save(ctx)
if err != nil {
return fmt.Errorf("creating pet: %v", err)
return fmt.Errorf("creating pet: %w", err)
}
lola, err := client.Pet.
Create().
SetName("lola").
Save(ctx)
if err != nil {
return fmt.Errorf("creating pet: %v", err)
return fmt.Errorf("creating pet: %w", err)
}
// Create the user, and add its pets on the creation.
a8m, err := client.User.
@@ -535,7 +535,7 @@ func Do(ctx context.Context, client *ent.Client) error {
AddPets(pedro, lola).
Save(ctx)
if err != nil {
return fmt.Errorf("creating user: %v", err)
return fmt.Errorf("creating user: %w", err)
}
fmt.Println("User created:", a8m)
// Output: User(id=1, age=30, name=a8m)
@@ -605,7 +605,7 @@ func Do(ctx context.Context, client *ent.Client) error {
SetValue(2).
Save(ctx)
if err != nil {
return fmt.Errorf("creating the root: %v", err)
return fmt.Errorf("creating the root: %w", err)
}
// Add additional nodes to the tree:
//
@@ -725,7 +725,7 @@ func Do(ctx context.Context, client *ent.Client) error {
QueryGroups().
All(ctx)
if err != nil {
return fmt.Errorf("querying a8m groups: %v", err)
return fmt.Errorf("querying a8m groups: %w", err)
}
fmt.Println(groups)
// Output: [Group(id=1, name=GitHub) Group(id=2, name=GitLab)]
@@ -734,7 +734,7 @@ func Do(ctx context.Context, client *ent.Client) error {
QueryGroups().
All(ctx)
if err != nil {
return fmt.Errorf("querying nati groups: %v", err)
return fmt.Errorf("querying nati groups: %w", err)
}
fmt.Println(groups)
// Output: [Group(id=1, name=GitHub)]
@@ -748,7 +748,7 @@ func Do(ctx context.Context, client *ent.Client) error {
QueryUsers(). // [a8m, nati]
All(ctx)
if err != nil {
return fmt.Errorf("traversing the graph: %v", err)
return fmt.Errorf("traversing the graph: %w", err)
}
fmt.Println(users)
// Output: [User(id=1, age=30, name=a8m) User(id=2, age=28, name=nati)]