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support c.Error(nil)

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This commit is contained in:
fwhez 2020-08-28 10:44:41 +08:00
parent b94d23d1b4
commit fd6ffcc01e
1 changed files with 8 additions and 1 deletions
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9
context.go
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@ -208,6 +208,11 @@ func (c *Context) AbortWithError(code int, err error) *Error {
/********* ERROR MANAGEMENT *********/ /********* ERROR MANAGEMENT *********/
/************************************/ /************************************/
// Avoid panic case
var emptyError = &Error{
Err: fmt.Errorf("err is nil"),
Type: ErrorTypePrivate,
}
// Error attaches an error to the current context. The error is pushed to a list of errors. // Error attaches an error to the current context. The error is pushed to a list of errors.
// It's a good idea to call Error for each error that occurred during the resolution of a request. // It's a good idea to call Error for each error that occurred during the resolution of a request.
// A middleware can be used to collect all the errors and push them to a database together, // A middleware can be used to collect all the errors and push them to a database together,
@ -215,7 +220,9 @@ func (c *Context) AbortWithError(code int, err error) *Error {
// Error will panic if err is nil. // Error will panic if err is nil.
func (c *Context) Error(err error) *Error { func (c *Context) Error(err error) *Error {
if err == nil { if err == nil {
panic("err is nil") // Avoid panic case, and do not push it into c.Errors
return emptyError
//panic("err is nil")
} }
parsedError, ok := err.(*Error) parsedError, ok := err.(*Error)