Method GetCommand

external/zep/src/mode.cpp:580–1495

    }

    bool ZepMode::GetCommand(CommandContext& context) {
        auto bufferCursor = GetCurrentWindow()->GetBufferCursor();
        auto& buffer = GetCurrentWindow()->GetBuffer();

        if (m_currentMode == EditorMode::Ex) {
            // TODO: Is it possible extend our key mapping to better process ex commands?  Or are these
            // too specialized?
            if (HandleExCommand(context.fullCommand)) {
                // buffer.GetMode()->Begin(GetCurrentWindow());
                SwitchMode(DefaultMode());
                ResetCommand();
                return true;
            }
            GetEditor().SetCommandText(m_currentCommand);

            return false;
        }

        // The keymapper is waiting for more input
        if (context.keymap.needMoreChars) {
            return false;
        }

        // This flag is for non-modal editors which like to break insertions into undo groups.
        // Vim, for example, doesn't do that; an insert mode operation is a single 'group'
        bool shouldGroupInserts = ZTestFlags(m_modeFlags, ModeFlags::InsertModeGroupUndo);

        GlyphIterator cursorItr = bufferCursor;

        auto mappedCommand = context.keymap.foundMapping;

        // Using movement in insert mode vs normal mode is different; should be able to move the cursor beyond the end of the line in insert mode.
        auto movementLineEndLocation = (context.currentMode == EditorMode::Insert ? LineLocation::LineCRBegin : LineLocation::LineLastNonCR);

        auto pEx = GetEditor().FindExCommand(mappedCommand);
        if (pEx) {
            pEx->Run();
            return true;
        }

        // Inherited modes can handle extra commands this way
        if (HandleSpecialCommand(context)) {
            return true;
        }

        if (mappedCommand == id_NormalMode) {
            // TODO: I think this should be a 'command' which would get replayed with dot;
            // instead of special casing it later, we could just insert it into the stream of commands
            context.commandResult.modeSwitch = EditorMode::Normal;
            return true;
        } else if (mappedCommand == id_ExMode) {
            context.commandResult.modeSwitch = EditorMode::Ex;
            return true;
        }
        // Control
        else if (mappedCommand == id_MotionNextMarker) {
            auto pFound = buffer.FindNextMarker(GetCurrentWindow()->GetBufferCursor(), Direction::Forward, RangeMarkerType::Mark);
            if (pFound) {