refactor(proxy): rename proxy factory variables for clarity

Author: Vincentdevreede

lib/proxy-factory.js

@@ -1,7 +1,7 @@
 'use strict'
 
 module.exports = (() => {
-  let fastProxyLite, lambdaProxyFactory, legacyProxyFactory
+  let fastProxyLite, httpLambdaProxy, fastProxyLegacy
 
   return ({ proxyType, opts, route }) => {
     const base = opts.targetOverride || route.target
@@ -16,16 +16,16 @@ module.exports = (() => {
         }).proxy
 
       case 'lambda':
-        lambdaProxyFactory = lambdaProxyFactory || require('http-lambda-proxy')
-        return lambdaProxyFactory({
+        httpLambdaProxy = httpLambdaProxy || require('http-lambda-proxy')
+        return httpLambdaProxy({
           target: base,
           region: 'eu-central-1',
           ...config
         })
 
       case 'http-legacy':
-        legacyProxyFactory = legacyProxyFactory || require('fast-proxy')
-        return legacyProxyFactory({
+        fastProxyLegacy = fastProxyLegacy || require('fast-proxy')
+        return fastProxyLegacy({
           base,
           ...config
         }).proxy