Function getSelection

lib/assets/react-source/development/react.js:10723–10741

* @getSelection: Gets the selection bounds of a focused textarea, input or * contentEditable node. * -@input: Look up selection bounds of this input * -@return {start: selectionStart, end: selectionEnd}

(input)

	 */

	function getSelection(input) {
	  var selection;

	  if ('selectionStart' in input) {
	    // Modern browser with input or textarea.
	    selection = {
	      start: input.selectionStart,
	      end: input.selectionEnd
	    };
	  } else {
	    // Content editable or old IE textarea.
	    selection = getOffsets(input);
	  }

	  return selection || {
	    start: 0,
	    end: 0
	  };
	}
	/**
	 * @setSelection: Sets the selection bounds of a textarea or input and focuses
	 * the input.