Fix tests for node v0.10, widen test matrix

Author: leebyron

.travis.yml

@@ -1,7 +1,8 @@
 language: node_js
 
 node_js:
-  - "stable"
+  - "6"
+  - "5"
   - "4"
   - "iojs"
   - "0.12"

src/utilities/isValidJSValue.js

@@ -65,20 +65,21 @@ export function isValidJSValue(value: mixed, type: GraphQLInputType): [string] {
     const errors = [];
 
     // Ensure every provided field is defined.
-    for (const providedField of Object.keys(value)) {
+    Object.keys(value).forEach(providedField => {
       if (!fields[providedField]) {
         errors.push(`In field "${providedField}": Unknown field.`);
       }
-    }
+    });
 
     // Ensure every defined field is valid.
-    for (const fieldName of Object.keys(fields)) {
+    Object.keys(fields).forEach(fieldName => {
       const newErrors =
-        isValidJSValue(value[fieldName], fields[fieldName].type);
+        isValidJSValue((value: any)[fieldName], fields[fieldName].type);
       errors.push(...(newErrors.map(error =>
         `In field "${fieldName}": ${error}`
       )));
-    }
+    });
+
     return errors;
   }
 

src/utilities/isValidLiteralValue.js

@@ -85,25 +85,25 @@ export function isValidLiteralValue(
 
     // Ensure every provided field is defined.
     const fieldASTs = (valueAST: ObjectValue).fields;
-    for (const providedFieldAST of fieldASTs) {
+    fieldASTs.forEach(providedFieldAST => {
       if (!fields[providedFieldAST.name.value]) {
         errors.push(
           `In field "${providedFieldAST.name.value}": Unknown field.`
         );
       }
-    }
+    });
 
     // Ensure every defined field is valid.
     const fieldASTMap = keyMap(fieldASTs, fieldAST => fieldAST.name.value);
-    for (const fieldName of Object.keys(fields)) {
+    Object.keys(fields).forEach(fieldName => {
       const result = isValidLiteralValue(
         fields[fieldName].type,
         fieldASTMap[fieldName] && fieldASTMap[fieldName].value
       );
       errors.push(...(result.map(error =>
         `In field "${fieldName}": ${error}`
       )));
-    }
+    });
 
     return errors;
   }