nl_tokens: clears the current line the cursor is on : - 1 for left of the cursor + 1 for right of the cursor 0 for the entire line
pl_tokens: function clearLine ( stream , dir ) { if ( stream === null || stream === undefined ) return ; if ( dir < 0 ) { // to the beginning stream . write ( kClearToBeginning ) ; } else if ( dir > 0 ) { // to the end stream . write ( kClearToEnd ) ; } else { // entire line stream . <mask> ( kClearLine ) ; } }