Updated default stack limit from 10 to 8

Author: VShingala

lib/deref.js

@@ -149,7 +149,7 @@ module.exports = {
    */
 
   resolveRefs: function (schema, parameterSourceOption, components, schemaResolutionCache,
-    resolveFor = 'CONVERSION', resolveTo = 'schema', stack = 0, seenRef = {}, stackLimit = 10, isAllOf = false) {
+    resolveFor = 'CONVERSION', resolveTo = 'schema', stack = 0, seenRef = {}, stackLimit = 8, isAllOf = false) {
     var resolvedSchema, prop, splitRef,
       ERR_TOO_MANY_LEVELS = '<Error: Too many levels of nesting to fake this schema>';
     let concreteUtils = components && components.hasOwnProperty('concreteUtils') ?

lib/options.js

@@ -155,7 +155,7 @@ module.exports = {
         name: 'Schema resolution nesting limit',
         id: 'stackLimit',
         type: 'integer',
-        default: 10,
+        default: 8,
         description: 'Number of nesting limit till which schema resolution will happen. Increasing this limit may' +
           ' result in more time to convert collection depending on complexity of specification. (To make sure this' +
           ' option works correctly "optimizeConversion" option needs to be disabled)',

lib/schemaUtils.js

@@ -273,7 +273,7 @@ module.exports = {
 
     var computedOptions = _.clone(options);
 
-    computedOptions.stackLimit = 10;
+    computedOptions.stackLimit = 8;
     // This is the score that is given to each spec on the basis of the
     // number of references present in spec and the number of requests that will be generated.
     // This ranges from 0-10.