Search Editor: Apply Changes
In the marketplace here.
Apply changes in a Search Editor to files in a workspace.
Search editor changes will overwrite their target files at the lines specified in the editor - if the lines in the target document have been modified shifted around this will result in erroneous overwriting of existing data.
This is a very early expermient of what writing local search editor changes out to the workspace might look like, please file bugs and feature requests as you see fit!
You may find the following keybinding helpful for making the default "save" behaviour write out to workspace rather than save a copy of the results: