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132 lines (113 loc) · 3.88 KB
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import {Type, isPresent, stringify, BaseException} from 'angular2/src/facade/lang';
import {
List,
ListWrapper,
Map,
MapWrapper,
StringMap,
StringMapWrapper
} from 'angular2/src/facade/collection';
import {SetterFn, GetterFn, MethodFn} from './types';
import {PlatformReflectionCapabilities} from './platform_reflection_capabilities';
export {SetterFn, GetterFn, MethodFn} from './types';
export {PlatformReflectionCapabilities} from './platform_reflection_capabilities';
export class ReflectionInfo {
_factory: Function;
_annotations: List<any>;
_parameters: List<List<any>>;
_interfaces: List<any>;
constructor(annotations?: List<any>, parameters?: List<List<any>>, factory?: Function,
interfaces?: List<any>) {
this._annotations = annotations;
this._parameters = parameters;
this._factory = factory;
this._interfaces = interfaces;
}
}
export class Reflector {
_injectableInfo: Map<any, ReflectionInfo>;
_getters: Map<string, GetterFn>;
_setters: Map<string, SetterFn>;
_methods: Map<string, MethodFn>;
reflectionCapabilities: PlatformReflectionCapabilities;
constructor(reflectionCapabilities: PlatformReflectionCapabilities) {
this._injectableInfo = new Map();
this._getters = new Map();
this._setters = new Map();
this._methods = new Map();
this.reflectionCapabilities = reflectionCapabilities;
}
isReflectionEnabled(): boolean { return this.reflectionCapabilities.isReflectionEnabled(); }
registerFunction(func: Function, funcInfo: ReflectionInfo): void {
this._injectableInfo.set(func, funcInfo);
}
registerType(type: Type, typeInfo: ReflectionInfo): void {
this._injectableInfo.set(type, typeInfo);
}
registerGetters(getters: StringMap<string, GetterFn>): void {
_mergeMaps(this._getters, getters);
}
registerSetters(setters: StringMap<string, SetterFn>): void {
_mergeMaps(this._setters, setters);
}
registerMethods(methods: StringMap<string, MethodFn>): void {
_mergeMaps(this._methods, methods);
}
factory(type: Type): Function {
if (this._containsReflectionInfo(type)) {
var res = this._injectableInfo.get(type)._factory;
return isPresent(res) ? res : null;
} else {
return this.reflectionCapabilities.factory(type);
}
}
parameters(typeOrFunc: /*Type*/ any): List<any> {
if (this._injectableInfo.has(typeOrFunc)) {
var res = this._injectableInfo.get(typeOrFunc)._parameters;
return isPresent(res) ? res : [];
} else {
return this.reflectionCapabilities.parameters(typeOrFunc);
}
}
annotations(typeOrFunc: /*Type*/ any): List<any> {
if (this._injectableInfo.has(typeOrFunc)) {
var res = this._injectableInfo.get(typeOrFunc)._annotations;
return isPresent(res) ? res : [];
} else {
return this.reflectionCapabilities.annotations(typeOrFunc);
}
}
interfaces(type: Type): List<any> {
if (this._injectableInfo.has(type)) {
var res = this._injectableInfo.get(type)._interfaces;
return isPresent(res) ? res : [];
} else {
return this.reflectionCapabilities.interfaces(type);
}
}
getter(name: string): GetterFn {
if (this._getters.has(name)) {
return this._getters.get(name);
} else {
return this.reflectionCapabilities.getter(name);
}
}
setter(name: string): SetterFn {
if (this._setters.has(name)) {
return this._setters.get(name);
} else {
return this.reflectionCapabilities.setter(name);
}
}
method(name: string): MethodFn {
if (this._methods.has(name)) {
return this._methods.get(name);
} else {
return this.reflectionCapabilities.method(name);
}
}
_containsReflectionInfo(typeOrFunc) { return this._injectableInfo.has(typeOrFunc); }
}
function _mergeMaps(target: Map<any, any>, config: StringMap<string, Function>): void {
StringMapWrapper.forEach(config, (v, k) => target.set(k, v));
}