Merge pull request #153 from Kiougar/patch-1

feat(structuredPatch): Pass options to diffLines

Author: kpdecker

Diff for: src/patch/create.js

@@ -2,10 +2,13 @@ import {diffLines} from '../diff/line';
 
 export function structuredPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options) {
   if (!options) {
-    options = { context: 4 };
+    options = {};
+  }
+  if (typeof options.context === 'undefined') {
+    options.context = 4;
   }
 
-  const diff = diffLines(oldStr, newStr);
+  const diff = diffLines(oldStr, newStr, options);
   diff.push({value: '', lines: []});   // Append an empty value to make cleanup easier
 
   function contextLines(lines) {