Drafts Action Directory

Smart Braces

Posted by agiletortoise, Last updated: 2018-07-04 01:07:44 UTC

If a selection is present, wrap the text in braces. If no selection, scan text for last braces and close it if last one was an open braces, or insert open braces if not.

Install

Steps

  • script

    // If a selection is present, wrap the text.
    //
    // If no selection, scan text for last open or close and
    // close it if last one was an open, or
    // insert open if not.
    
    var open = "{";
    var close = "}";
    
    var range = editor.getSelectedRange();
    var priorText = editor.getTextInRange(0, range[0]);
    
    if (range[1] > 0) { 
     //text selected, wrap it!
     editor.setSelectedText(open + editor.getSelectedText() + close);
     editor.setSelectedRange(range[0] + range[1] + open.length + close.length, 0);
    }
    else {
     // no selection, find last 
     var lastOpen = priorText.lastIndexOf(open);
     var lastClose = priorText.lastIndexOf(close);
     
     if	(lastOpen == -1 || lastClose > lastOpen) { // no close, use open
       editor.setSelectedText(open);
       editor.setSelectedRange(range[0]+open.length, 0);
     }
     else { // close last open
       editor.setSelectedText(close);
       editor.setSelectedRange(range[0]+close.length, 0);
     }
    }
    

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