sourceafIoc::ProviderCtx.fan

** As given to `DependencyProvider`s.
class ProviderCtx {
    
    internal InjectionCtx injectionCtx
    
    ** All facets the field (to be injected) is annotated with 
    Facet[] facets

    internal new make(|This| f) { f(this) }

    ** Adds an nested operation description to the 'OpTracker'. This provides contextual 
    ** information in the event of an Err.
    ** 
    ** See `IocHelper.debugOperation`
    Obj? track(Str description, |->Obj?| operation) {
        injectionCtx.track(description, operation)
    }

    ** Logs details via the 'OpTracker'.
    ** 
    ** See `IocHelper.debugOperation`
    Void log(Str description) {
        injectionCtx.log(description)
    }

    //  ** The object the dependency will be injected into
//  Type? injectingInto

    // notes on possible injection ctx
    // useful to have field name also - check if enabled with sys:debug=false
//  building type
// - autobuild
// - serviceDef
// 
//injecting into instance
// - null for ctor
// 
//facets
// - null for ctor
// 
//method call
//
//
//FieldInjection
// - dependencyType
// - injectingInto Type (can't have instance 'cos we may be part of torInjectionPlan)
// - fieldFacets
// 
//CtorInjection
// - dependencyType
// - injectingInto (no instance - it's not made yet!)
// - ctorFacets
// - paramIndex
// 
//MethodInjection
// - dependencyType
// - injectingInto
// - methodFacets
// - paramIndex
// 
//abstract Bool canProvide(ProviderCtx ctx, InjectionMode , Type dependencyType, Type injectingInto, Facet[] facets)

}