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Code Releases Activity

implement mvc HandleError as requested at #1244

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Former-commit-id: 58a69f9cffe67c3aa1bab5d9425c5df65e2367ed
This commit is contained in:
Gerasimos (Makis) Maropoulos
2019-04-16 18:01:48 +03:00
parent df3a68255c
commit 0d4d2bd3fa
13 changed files with 145 additions and 363 deletions
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21
mvc/mvc.go
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@@ -27,7 +27,7 @@ var (
HeroDependencies = true
)
// Application is the high-level compoment of the "mvc" package.
// Application is the high-level component of the "mvc" package.
// It's the API that you will be using to register controllers among with their
// dependencies that your controllers may expecting.
// It contains the Router(iris.Party) in order to be able to register
@@ -42,6 +42,7 @@ type Application struct {
Dependencies di.Values
Router router.Party
Controllers []*ControllerActivator
ErrorHandler hero.ErrorHandler
}
func newApp(subRouter router.Party, values di.Values) *Application {
@@ -99,7 +100,7 @@ func (app *Application) Configure(configurators ...func(*Application)) *Applicat
// The value can be a single struct value-instance or a function
// which has one input and one output, the input should be
// an `iris.Context` and the output can be any type, that output type
// will be binded to the controller's field, if matching or to the
// will be bind-ed to the controller's field, if matching or to the
// controller's methods, if matching.
//
// These dependencies "values" can be changed per-controller as well,
@@ -172,7 +173,7 @@ Set the Logger's Level to "debug" to view the active dependencies per controller
// Examples at: https://github.com/kataras/iris/tree/master/_examples/mvc
func (app *Application) Handle(controller interface{}) *Application {
// initialize the controller's activator, nothing too magical so far.
c := newControllerActivator(app.Router, controller, app.Dependencies)
c := newControllerActivator(app.Router, controller, app.Dependencies, app.ErrorHandler)
// check the controller's "BeforeActivation" or/and "AfterActivation" method(s) between the `activate`
// call, which is simply parses the controller's methods, end-dev can register custom controller's methods
@@ -195,12 +196,22 @@ func (app *Application) Handle(controller interface{}) *Application {
return app
}
// HandleError registers a `hero.ErrorHandlerFunc` which will be fired when
// application's controllers' functions returns an non-nil error.
// Each controller can override it by implementing the `hero.ErrorHandler`.
func (app *Application) HandleError(errHandler hero.ErrorHandlerFunc) *Application {
app.ErrorHandler = errHandler
return app
}
// Clone returns a new mvc Application which has the dependencies
// of the current mvc Mpplication's dependencies.
// of the current mvc Application's `Dependencies` and its `ErrorHandler`.
//
// Example: `.Clone(app.Party("/path")).Handle(new(TodoSubController))`.
func (app *Application) Clone(party router.Party) *Application {
return newApp(party, app.Dependencies.Clone())
cloned := newApp(party, app.Dependencies.Clone())
cloned.ErrorHandler = app.ErrorHandler
return cloned
}
// Party returns a new child mvc Application based on the current path + "relativePath".