Function findPosH

tools/pythonauto/static/codemirrorepl/codemirrorepl.js:1449–1477

(dir, unit)

        }

        function findPosH(dir, unit) {
            var end = sel.inverted ? sel.from : sel.to, line = end.line, ch = end.ch;
            var lineObj = getLine(line);
            function findNextLine() {
                for (var l = line + dir, e = dir < 0 ? -1 : doc.size; l != e; l += dir) {
                    var lo = getLine(l);
                    if (!lo.hidden) { line = l; lineObj = lo; return true; }
                }
            }
            function moveOnce(boundToLine) {
                if (ch == (dir < 0 ? 0 : lineObj.text.length)) {
                    if (!boundToLine && findNextLine()) ch = dir < 0 ? lineObj.text.length : 0;
                    else return false;
                } else ch += dir;
                return true;
            }
            if (unit == "char") moveOnce();
            else if (unit == "column") moveOnce(true);
            else if (unit == "word") {
                var sawWord = false;
                for (;;) {
                    if (dir < 0) if (!moveOnce()) break;
                    if (isWordChar(lineObj.text.charAt(ch))) sawWord = true;
                    else if (sawWord) {if (dir < 0) {dir = 1; moveOnce();} break;}
                    if (dir > 0) if (!moveOnce()) break;
                }
            }
            return {line: line, ch: ch};
        }
        function moveH(dir, unit) {
            var pos = dir < 0 ? sel.from : sel.to;
            if (shiftSelecting || posEq(sel.from, sel.to)) pos = findPosH(dir, unit);