FakeVim: Don't handle user mapping in some commands

Don't handle user mappings in commands that cannot be followed by
movement command. For example, key "<SPACE>" in after "t" command cannot
be handled as user mapping.

Change-Id: I97582d23ae637b30b1058b9d2b381a869bbebb79
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/fakevim/fakevim_test.cpp

@@ -2291,6 +2291,15 @@ void FakeVimPlugin::test_map()
     data.setText("abc" N "def");
     data.doCommand(QString::fromUtf8("no \xc3\xb8 l|no l k|no k j|no j h"));
     KEYS(QString::fromUtf8("\xc3\xb8"), "a" X "bc" N "def");
+
+    // Don't handle mapping in sub-modes that are not followed by movement command.
+    data.setText("abc" N "def");
+    data.doCommand("map <SPACE> A<cr>xy z<esc><left><left>");
+    KEYS("<space>", "abc" N "x" X "y z" N "def");
+    KEYS("r<space>", "abc" N "x" X "  z" N "def");
+    KEYS("f<space>", "abc" N "x " X " z" N "def");
+    KEYS("t<space>", "abc" N "x " X " z" N "def");
+    data.doCommand("unmap <SPACE>");
 }
 
 void FakeVimPlugin::test_vim_command_cc()

src/plugins/fakevim/fakevimhandler.cpp

@@ -2489,7 +2489,15 @@ void FakeVimHandler::Private::endMapping()
 
 bool FakeVimHandler::Private::canHandleMapping()
 {
-    return m_subsubmode != SearchSubSubMode
+    // Don't handle user mapping in sub-modes that cannot be followed by movement and in "noremap".
+    return m_subsubmode == NoSubSubMode
+        && m_submode != RegisterSubMode
+        && m_submode != WindowSubMode
+        && m_submode != ZSubMode
+        && m_submode != CapitalZSubMode
+        && m_submode != ReplaceSubMode
+        && m_submode != MacroRecordSubMode
+        && m_submode != MacroExecuteSubMode
         && (g.mapStates.isEmpty() || !g.mapStates.last().noremap);
 }