Moved the list from the request method call to it's constructor.

examples/slack.yml

@@ -2,7 +2,7 @@ VERSION: '1'
 HOST: https://slack.com/api
 
 auth: &auth
-    token: xoxp-139455775026-139455775090-140860933030-239230833dba65fc90078876ae85d9fb
+    token: xoxp-139455775026-139455775090-140286212801-4a786b8b600db898df76302a0bf0784c
 
 GET /users.getPresence:
   ALIAS: $presence

request.js

@@ -4,7 +4,7 @@ const RequestList = require('./requestList');
 const RequestCache = require('./requestCache');
 
 class Request {
-	constructor(req) {
+	constructor(req, list) {
 		let { request, ALIAS, PAYLOAD, HOST, PARAMS, HEADERS } = req;
 		let { verb, endpoint } = this.parseRequest(request);
 
@@ -17,6 +17,8 @@ class Request {
 
 		this.$alias = ALIAS;
 		this.$dependencies = this.findDependencies(req);
+
+		this.list = list;
 	}
 
 	parseRequest(request) {
@@ -46,10 +48,10 @@ class Request {
 		return set;
 	}
 
-	exec(list = new RequestList(), cache = new RequestCache()) {
+	exec() {
-		let dependencies = Array.from(this.$dependencies).map(dep => list.execByAlias(dep));
+		let dependencies = Array.from(this.$dependencies);
 
-		return Promise.all(dependencies).then(() => {
+		return this.list.fetchDependencies(dependencies).then(cache => {
 			let endpoint = cache.parse(this.$endpoint);
 			let request = unirest(this.$verb, endpoint);
 

requestList.js

@@ -1,6 +1,7 @@
 const Request = require('./request');
 const RequestCache = require('./requestCache');
 const httpVerbs = require('./shared').httpVerbs;
+
 class RequestList {
 	constructor(doc = {}, config = {}) {
 		this.config = config;
@@ -16,15 +17,19 @@ class RequestList {
 		}
 
 		return request
-			.exec(this, this.cache)
+			.exec()
 			.catch(reason => {
-				return Promise.reject(`${request.$verb} ${request.$endpoint} FAILED.
+				return Promise
-Dependencies not met:
+					.reject(`${request.$verb} ${request.$endpoint} FAILED. \nDependencies not met:\n${reason}`);
-${reason}
-				`);
 			});
 	}
 
+	fetchDependencies(dependencies) {
+		dependencies = dependencies.map(d => this.execByAlias(d));
+
+		return Promise.all(dependencies).then(() => this.cache);
+	}
+
 	loadRequests(doc) {
 		let requestKeys = Object.keys(doc)
 			.filter(key => {
@@ -38,7 +43,7 @@ ${reason}
 			doc[key].HOST = this.config.HOST;
 			doc[key].request = key;
 
-			return new Request(doc[key]);
+			return new Request(doc[key], this);
 		});
 	}
 }