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define(["require", "exports", "../constants/error_msgs", "../constants/metadata_keys", "../planning/metadata", "./decorator_utils"], function (require, exports, error_msgs_1, METADATA_KEY, metadata_1, decorator_utils_1) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var LazyServiceIdentifer = (function () {
function LazyServiceIdentifer(cb) {
this._cb = cb;
}
LazyServiceIdentifer.prototype.unwrap = function () {
return this._cb();
};
return LazyServiceIdentifer;
}());
exports.LazyServiceIdentifer = LazyServiceIdentifer;
function inject(serviceIdentifier) {
return function (target, targetKey, index) {
if (serviceIdentifier === undefined) {
throw new Error(error_msgs_1.UNDEFINED_INJECT_ANNOTATION(target.name));
}
var metadata = new metadata_1.Metadata(METADATA_KEY.INJECT_TAG, serviceIdentifier);
if (typeof index === "number") {
decorator_utils_1.tagParameter(target, targetKey, index, metadata);
}
else {
decorator_utils_1.tagProperty(target, targetKey, metadata);
}
};
}
exports.inject = inject;
});
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