update examples to be compatible with 2.0 failure event arguments

Author: Cache Hamm

examples/04-fact-dependency.js

@@ -72,8 +72,8 @@ engine
   .on('success', event => {
     console.log(facts.accountId + ' DID '.green + 'meet conditions for the ' + event.type.underline + ' rule.')
   })
-  .on('failure', rule => {
-    console.log(facts.accountId + ' did ' + 'NOT'.red + ' meet conditions for the ' + rule.event.type.underline + ' rule.')
+  .on('failure', event => {
+    console.log(facts.accountId + ' did ' + 'NOT'.red + ' meet conditions for the ' + event.type.underline + ' rule.')
   })
 
 /**

examples/05-optimizing-runtime-with-fact-priorities.js

@@ -46,8 +46,8 @@ engine
   .on('success', event => {
     console.log(facts.accountId + ' DID '.green + 'meet conditions for the ' + event.type.underline + ' rule.')
   })
-  .on('failure', rule => {
-    console.log(facts.accountId + ' did ' + 'NOT'.red + ' meet conditions for the ' + rule.event.type.underline + ' rule.')
+  .on('failure', event => {
+    console.log(facts.accountId + ' did ' + 'NOT'.red + ' meet conditions for the ' + event.type.underline + ' rule.')
   })
 
 /**

examples/06-custom-operators.js

@@ -80,8 +80,8 @@ engine
   .on('success', event => {
     console.log(facts.word + ' DID '.green + printEventType[event.type])
   })
-  .on('failure', rule => {
-    console.log(facts.word + ' did ' + 'NOT'.red + ' ' + printEventType[rule.event.type])
+  .on('failure', event => {
+    console.log(facts.word + ' did ' + 'NOT'.red + ' ' + printEventType[event.type])
   })
 
 /**

examples/07-rule-chaining.js

@@ -75,8 +75,8 @@ engine
   .on('success', (event, almanac) => {
     console.log(facts.accountId + ' DID '.green + 'meet conditions for the ' + event.type.underline + ' rule.')
   })
-  .on('failure', rule => {
-    console.log(facts.accountId + ' did ' + 'NOT'.red + ' meet conditions for the ' + rule.event.type.underline + ' rule.')
+  .on('failure', event => {
+    console.log(facts.accountId + ' did ' + 'NOT'.red + ' meet conditions for the ' + event.type.underline + ' rule.')
   })
 
 // define fact(s) known at runtime

examples/08-fact-comparison.js

@@ -80,8 +80,8 @@ engine
   .on('success', (event, almanac) => {
     console.log(facts.userId + ' DID '.green + 'meet conditions for the ' + event.type.underline + ' rule.')
   })
-  .on('failure', rule => {
-    console.log(facts.userId + ' did ' + 'NOT'.red + ' meet conditions for the ' + rule.event.type.underline + ' rule.')
+  .on('failure', event => {
+    console.log(facts.userId + ' did ' + 'NOT'.red + ' meet conditions for the ' + event.type.underline + ' rule.')
   })
 
 // define fact(s) known at runtime