possible fix for #2

Author: scniro

README.md

@@ -50,6 +50,8 @@ require('codemirror/mode/javascript/javascript');
 - `options` - see codemirror [configuration](https://codemirror.net/doc/manual.html#config)
 - `value` - set component value through props
 > triggers `onValueSet`
+- `resetCursorOnSet`
+> `boolean` reset the internal codemirror cursor position should a new `value` prob be set. Default: `false`
 
 ## component specific events
 

docs/app.min.js

@@ -148,9 +148,17 @@ var CodeMirror = function (_React$Component) {
 
       if (this.props.value !== nextProps.value) {
         this.hydrated = false;
+
+        if (!this.props.resetCursorOnSet) {
+          this.cursorPos = this.editor.getCursor();
+        }
       }
 
       this.hydrate(nextProps);
+
+      if (!this.props.resetCursorOnSet) {
+        this.editor.setCursor(this.cursorPos);
+      }
     }
   }, {
     key: 'componentWillUnmount',
@@ -174,6 +182,7 @@ var CodeMirror = function (_React$Component) {
       }
 
       if (this.props.value && !this.hydrated) {
+
         this.editor.setValue(props.value);
 
         if (this.props.onValueSet) {

index.js

@@ -1,6 +1,6 @@
 {
   "name": "react-codemirror2",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "description": "a tiny react codemirror component wrapper",
   "main": "index.js",
   "scripts": {
@@ -54,9 +54,9 @@
     "react": "15.6.1",
     "react-dom": "15.6.1",
     "react-redux": "5.0.5",
-    "redux": "3.7.1",
+    "redux": "3.7.2",
     "sass-loader": "6.0.6",
     "style-loader": "0.18.2",
-    "webpack": "3.1.0"
+    "webpack": "3.2.0"
   }
 }

package.json

@@ -120,9 +120,17 @@ export default class CodeMirror extends React.Component {
 
     if (this.props.value !== nextProps.value) {
       this.hydrated = false;
+
+      if (!this.props.resetCursorOnSet) {
+        this.cursorPos = this.editor.getCursor();
+      }
     }
 
     this.hydrate(nextProps);
+
+    if (!this.props.resetCursorOnSet) {
+      this.editor.setCursor(this.cursorPos);
+    }
   }
 
   componentWillUnmount() {
@@ -141,6 +149,7 @@ export default class CodeMirror extends React.Component {
     }
 
     if (this.props.value && !this.hydrated) {
+
       this.editor.setValue(props.value);
 
       if (this.props.onValueSet) {