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Add mvc.Application.EnableStructDependents() and app.ConfigureContainer().EnableStructDependents()

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relative to: #2158
This commit is contained in:
Gerasimos (Makis) Maropoulos
2023-07-17 18:30:45 +03:00
parent 6add1ba49b
commit d254d48f34
11 changed files with 85 additions and 34 deletions
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34
hero/container.go
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@@ -57,6 +57,13 @@ type Container struct {
// if at least one input binding depends on the request and not in a static structure.
DisableStructDynamicBindings bool
// StructDependents if true then the Container will try to resolve
// the fields of a struct value, if any, when it's a dependent struct value
// based on the previous registered dependencies.
//
// Defaults to false.
EnableStructDependents bool // this can be renamed to IndirectDependencies?.
// DependencyMatcher holds the function that compares equality between
// a dependency with an input. Defaults to DefaultMatchDependencyFunc.
DependencyMatcher DependencyMatcher
@@ -146,11 +153,11 @@ func (c *Container) fillReport(fullName string, bindings []*binding) {
// Contains the iris context, standard context, iris sessions and time dependencies.
var BuiltinDependencies = []*Dependency{
// iris context dependency.
newDependency(func(ctx *context.Context) *context.Context { return ctx }, true, nil).Explicitly(),
newDependency(func(ctx *context.Context) *context.Context { return ctx }, true, false, nil).Explicitly(),
// standard context dependency.
newDependency(func(ctx *context.Context) stdContext.Context {
return ctx.Request().Context()
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// iris session dependency.
newDependency(func(ctx *context.Context) *sessions.Session {
session := sessions.Get(ctx)
@@ -163,35 +170,35 @@ var BuiltinDependencies = []*Dependency{
}
return session
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// application's logger.
newDependency(func(ctx *context.Context) *golog.Logger {
return ctx.Application().Logger()
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// time.Time to time.Now dependency.
newDependency(func(ctx *context.Context) time.Time {
return time.Now()
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// standard http Request dependency.
newDependency(func(ctx *context.Context) *http.Request {
return ctx.Request()
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// standard http ResponseWriter dependency.
newDependency(func(ctx *context.Context) http.ResponseWriter {
return ctx.ResponseWriter()
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// http headers dependency.
newDependency(func(ctx *context.Context) http.Header {
return ctx.Request().Header
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// Client IP.
newDependency(func(ctx *context.Context) net.IP {
return net.ParseIP(ctx.RemoteAddr())
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// Status Code (special type for MVC HTTP Error handler to not conflict with path parameters)
newDependency(func(ctx *context.Context) Code {
return Code(ctx.GetStatusCode())
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// Context Error. May be nil
newDependency(func(ctx *context.Context) Err {
err := ctx.GetErr()
@@ -199,7 +206,7 @@ var BuiltinDependencies = []*Dependency{
return nil
}
return err
}, true, nil).Explicitly(),
}, true, false, nil).Explicitly(),
// Context User, e.g. from basic authentication.
newDependency(func(ctx *context.Context) context.User {
u := ctx.User()
@@ -208,7 +215,7 @@ var BuiltinDependencies = []*Dependency{
}
return u
}, true, nil),
}, true, false, nil),
// payload and param bindings are dynamically allocated and declared at the end of the `binding` source file.
}
@@ -254,6 +261,7 @@ func (c *Container) Clone() *Container {
cloned.Dependencies = clonedDeps
cloned.DisablePayloadAutoBinding = c.DisablePayloadAutoBinding
cloned.DisableStructDynamicBindings = c.DisableStructDynamicBindings
cloned.EnableStructDependents = c.EnableStructDependents
cloned.MarkExportedFieldsAsRequired = c.MarkExportedFieldsAsRequired
cloned.resultHandlers = c.resultHandlers
// Reports are not cloned.
@@ -291,7 +299,7 @@ func Register(dependency interface{}) *Dependency {
// - Register(func(ctx iris.Context) User {...})
// - Register(func(User) OtherResponse {...})
func (c *Container) Register(dependency interface{}) *Dependency {
d := newDependency(dependency, c.DisablePayloadAutoBinding, c.DependencyMatcher, c.Dependencies...)
d := newDependency(dependency, c.DisablePayloadAutoBinding, c.EnableStructDependents, c.DependencyMatcher, c.Dependencies...)
if d.DestType == nil {
// prepend the dynamic dependency so it will be tried at the end
// (we don't care about performance here, design-time)