feat(convert-manager): return rowdata as argument

doc/usage.md

@@ -84,6 +84,8 @@ This is used for table content, but also the table headers. There's support for
 #### valueConverters
 You can give every colum one or more `valueConverter`s (`|` seperated). You need to define the converters in your `main.js` as a global resource. *[More information](http://eisenbergeffect.bluespire.com/binding-with-value-converters-in-aurelia/)()
 
+Note: In the `toView()` of the valueConverter there is a 3rd parameter that includes the data of the row. This can be useful if you want to convert something based on a other column. For example price and currency.
+
 Example:
 
 ```js

src/bootstrap/datatable.html

@@ -61,8 +61,8 @@
 
           <!-- Columns -->
           <td repeat.for="columnLabel of columnLabels">
-            <span if.bind="!columnLabel.route && !route && !select" innerhtml.bind="displayValue(row, columnLabel.column) | convertManager: columnLabel.converter"></span>
-            <a if.bind="route || select || columnLabel.route" click.delegate="selected(row, columnLabel)" innerhtml.bind="displayValue(row, columnLabel.column) | convertManager: columnLabel.converter"></a>
+            <span if.bind="!columnLabel.route && !route && !select" innerhtml.bind="displayValue(row, columnLabel.column) | convertManager: columnLabel.converter : row"></span>
+            <a if.bind="route || select || columnLabel.route" click.delegate="selected(row, columnLabel)" innerhtml.bind="displayValue(row, columnLabel.column) | convertManager: columnLabel.converter : row"></a>
           </td>
 
           <!-- Actions -->

src/convert-manager.js

@@ -10,19 +10,19 @@ export class ConvertManagerValueConverter {
     this.logger        = getLogger('aurelia-datatable');
   }
 
-  runConverter(value, converter, convertParams) {
+  runConverter(value, converter, convertParams, rowData) {
     let valueConverter = this.viewResources.getValueConverter(converter);
 
     if (valueConverter) {
-      return valueConverter.toView(value, convertParams);
+      return valueConverter.toView(value, convertParams, rowData);
     }
 
     this.logger.error('No ValueConverter named "' + converter + '" was found!');
 
     return value;
   }
 
-  toView(value, converters) {
+  toView(value, converters, rowData) {
     if (!converters) {
       return value;
     }
@@ -35,15 +35,15 @@ export class ConvertManagerValueConverter {
       let index = converter.indexOf(':');
 
       if (index < 0) {
-        value = this.runConverter(value, converter);
+        value = this.runConverter(value, converter, null, rowData);
 
         continue;
       }
 
       let name  = converter.slice(0, index);
       let param = this.parseParams(converter.slice(index + 1).trim());
 
-      value = this.runConverter(value, name, param);
+      value = this.runConverter(value, name, param, rowData);
     }
 
     return value;