fix: throw on invalid credentials (#281)

Author: yoshi-automation

packages/google-cloud-dialogflow/src/v2/agents_client.js

@@ -231,6 +231,10 @@ class AgentsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2/contexts_client.js

@@ -172,6 +172,10 @@ class ContextsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2/entity_types_client.js

@@ -273,6 +273,10 @@ class EntityTypesClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2/intents_client.js

@@ -236,6 +236,10 @@ class IntentsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2/session_entity_types_client.js

@@ -166,6 +166,10 @@ class SessionEntityTypesClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2/sessions_client.js

@@ -146,6 +146,10 @@ class SessionsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2beta1/agents_client.js

@@ -232,6 +232,10 @@ class AgentsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2beta1/contexts_client.js

@@ -178,6 +178,10 @@ class ContextsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2beta1/documents_client.js

@@ -200,6 +200,10 @@ class DocumentsClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],

packages/google-cloud-dialogflow/src/v2beta1/entity_types_client.js

@@ -273,6 +273,10 @@ class EntityTypesClient {
             function() {
               const args = Array.prototype.slice.call(arguments, 0);
               return stub[methodName].apply(stub, args);
+            },
+          err =>
+            function() {
+              throw err;
             }
         ),
         defaults[methodName],