Sort++

script

// get the selected lines of the draft as a string
let selRange = editor.getSelectedLineRange();
let selText = editor.getTextInRange( selRange[ 0 ], selRange[ 1 ] );

// break the string into an array on \n, sort it, then join it again using \n
// if the selection is only a portion of the draft, remove the final \n first,
// then add it again once the sorting and joining is complete
let sortedText = selText === editor.getText() ?
	selText.split( '\n' ).sort().join( '\n' ) :
	selText.replace( /\n$/, '' ).split( '\n' ).sort().join( '\n' ) + '\n';

// replace the selected lines with the sorted lines
editor.setTextInRange( selRange[ 0 ], selRange[ 1 ], sortedText );