Revert "vim-patch:8.1.1192: mode is not cleared when leaving Insert mode with mapped Esc"

This reverts commit 44bb7147e4.

Avoid regression mentioned in c64cce906e (commitcomment-45554271)

src/nvim/ex_cmds.c

@@ -3713,9 +3713,8 @@ static buf_T *do_sub(exarg_T *eap, proftime_T timeout,
               redraw_later(curwin, SOME_VALID);
 
               curwin->w_p_fen = save_p_fen;
-              if (msg_row == Rows - 1) {
+              if (msg_row == Rows - 1)
-                msg_didout = false;  // avoid a scroll-up
+                msg_didout = FALSE;                     /* avoid a scroll-up */
-              }
               msg_starthere();
               i = msg_scroll;
               msg_scroll = 0;                           /* truncate msg when
@@ -3734,8 +3733,8 @@ static buf_T *do_sub(exarg_T *eap, proftime_T timeout,
               typed = plain_vgetc();
               no_mapping--;
 
-              // clear the question
+              /* clear the question */
-              msg_didout = false;  // don't scroll up
+              msg_didout = FALSE;               /* don't scroll up */
               msg_col = 0;
               gotocmdline(TRUE);
 

src/nvim/ex_docmd.c

@@ -8069,8 +8069,8 @@ static void ex_redraw(exarg_T *eap)
   RedrawingDisabled = r;
   p_lz = p;
 
-  // Reset msg_didout, so that a message that's there is overwritten.
+  /* Reset msg_didout, so that a message that's there is overwritten. */
-  msg_didout = false;
+  msg_didout = FALSE;
   msg_col = 0;
 
   /* No need to wait after an intentional redraw. */

src/nvim/ex_getln.c

@@ -2746,8 +2746,8 @@ redraw:
 
   no_mapping--;
 
-  // make following messages go to the next line
+  /* make following messages go to the next line */
-  msg_didout = false;
+  msg_didout = FALSE;
   msg_col = 0;
   if (msg_row < Rows - 1) {
     msg_row++;

src/nvim/globals.h

@@ -139,9 +139,8 @@ EXTERN int mod_mask INIT(= 0x0);  // current key modifiers
 EXTERN int cmdline_row;
 
 EXTERN int redraw_cmdline INIT(= false);          // cmdline must be redrawn
-EXTERN bool redraw_mode INIT(= false);            // mode must be redrawn
 EXTERN int clear_cmdline INIT(= false);           // cmdline must be cleared
-EXTERN bool mode_displayed INIT(= false);         // mode is being displayed
+EXTERN int mode_displayed INIT(= false);          // mode is being displayed
 EXTERN int cmdline_star INIT(= false);            // cmdline is crypted
 EXTERN int redrawing_cmdline INIT(= false);       // cmdline is being redrawn
 EXTERN int cmdline_was_last_drawn INIT(= false);  // cmdline was last drawn
@@ -200,7 +199,7 @@ EXTERN int keep_msg_attr INIT(= 0);         // highlight attr for keep_msg
 EXTERN int keep_msg_more INIT(= false);     // keep_msg was set by msgmore()
 EXTERN int need_fileinfo INIT(= false);     // do fileinfo() after redraw
 EXTERN int msg_scroll INIT(= false);        // msg_start() will scroll
-EXTERN bool msg_didout INIT(= false);       // msg_outstr() was used in line
+EXTERN int msg_didout INIT(= false);        // msg_outstr() was used in line
 EXTERN int msg_didany INIT(= false);        // msg_outstr() was used at all
 EXTERN int msg_nowait INIT(= false);        // don't wait for this msg
 EXTERN int emsg_off INIT(= 0);              // don't display errors for now,

src/nvim/main.c

@@ -2006,7 +2006,7 @@ static void version(void)
   info_message = TRUE;  // use mch_msg(), not mch_errmsg()
   list_version();
   msg_putchar('\n');
-  msg_didout = false;
+  msg_didout = FALSE;
 }
 
 /// Prints help message for "nvim -h" or "nvim --help".

src/nvim/message.c

@@ -1128,11 +1128,11 @@ void wait_return(int redraw)
       if (p_more) {
         if (c == 'b' || c == 'k' || c == 'u' || c == 'g'
             || c == K_UP || c == K_PAGEUP) {
-          if (msg_scrolled > Rows) {
+          if (msg_scrolled > Rows)
-            // scroll back to show older messages
+            /* scroll back to show older messages */
             do_more_prompt(c);
-          } else {
+          else {
-            msg_didout = false;
+            msg_didout = FALSE;
             c = K_IGNORE;
             msg_col =
               cmdmsg_rl ? Columns - 1 :
@@ -2097,17 +2097,15 @@ static void msg_puts_display(const char_u *str, int maxlen, int attr,
       store_sb_text((char_u **)&sb_str, (char_u *)s, attr, &sb_col, true);
     }
 
-    if (*s == '\n') {             // go to next line
+    if (*s == '\n') {               /* go to next line */
-      msg_didout = false;         // remember that line is empty
+      msg_didout = FALSE;           /* remember that line is empty */
-      if (cmdmsg_rl) {
+      if (cmdmsg_rl)
         msg_col = Columns - 1;
-      } else {
+      else
         msg_col = 0;
-      }
+      if (++msg_row >= Rows)        /* safety check */
-      if (++msg_row >= Rows) {    // safety check
         msg_row = Rows - 1;
-      }
+    } else if (*s == '\r') {      /* go to column 0 */
-    } else if (*s == '\r') {      // go to column 0
       msg_col = 0;
     } else if (*s == '\b') {      /* go to previous char */
       if (msg_col)
@@ -2880,10 +2878,10 @@ void repeat_message(void)
     ui_cursor_goto(msg_row, msg_col);     /* put cursor back */
   } else if (State == HITRETURN || State == SETWSIZE) {
     if (msg_row == Rows - 1) {
-      // Avoid drawing the "hit-enter" prompt below the previous one,
+      /* Avoid drawing the "hit-enter" prompt below the previous one,
-      // overwrite it.  Esp. useful when regaining focus and a
+       * overwrite it.  Esp. useful when regaining focus and a
-      // FocusGained autocmd exists but didn't draw anything.
+       * FocusGained autocmd exists but didn't draw anything. */
-      msg_didout = false;
+      msg_didout = FALSE;
       msg_col = 0;
       msg_clr_eos();
     }

src/nvim/screen.c

@@ -620,7 +620,7 @@ int update_screen(int type)
 
   /* Clear or redraw the command line.  Done last, because scrolling may
    * mess up the command line. */
-  if (clear_cmdline || redraw_cmdline || redraw_mode) {
+  if (clear_cmdline || redraw_cmdline) {
     showmode();
   }
 
@@ -6569,7 +6569,7 @@ bool skip_showmode(void)
       || msg_silent != 0
       || !redrawing()
       || (char_avail() && !KeyTyped)) {
-    redraw_mode = true;  // show mode later
+    redraw_cmdline = true;  // show mode later
     return true;
   }
   return false;
@@ -6580,7 +6580,6 @@ bool skip_showmode(void)
 // If clear_cmdline is TRUE, clear the rest of the cmdline.
 // If clear_cmdline is FALSE there may be a message there that needs to be
 // cleared only if a mode is shown.
-// If redraw_mode is true show or clear the mode.
 // Return the length of the message (0 if no message).
 int showmode(void)
 {
@@ -6727,11 +6726,10 @@ int showmode(void)
       need_clear = true;
     }
 
-    mode_displayed = true;
+    mode_displayed = TRUE;
-    if (need_clear || clear_cmdline || redraw_mode) {
+    if (need_clear || clear_cmdline)
       msg_clr_eos();
-    }
+    msg_didout = FALSE;                 /* overwrite this message */
-    msg_didout = false;  // overwrite this message
     length = msg_col;
     msg_col = 0;
     msg_no_more = false;
@@ -6740,9 +6738,6 @@ int showmode(void)
   } else if (clear_cmdline && msg_silent == 0) {
     // Clear the whole command line.  Will reset "clear_cmdline".
     msg_clr_cmdline();
-  } else if (redraw_mode) {
-    msg_pos_mode();
-    msg_clr_eos();
   }
 
   // NB: also handles clearing the showmode if it was emtpy or disabled
@@ -6759,7 +6754,6 @@ int showmode(void)
     win_redr_ruler(last, true);
   }
   redraw_cmdline = false;
-  redraw_mode = false;
   clear_cmdline = false;
 
   return length;

src/nvim/spellfile.c

@@ -3942,7 +3942,7 @@ static int tree_add_word(spellinfo_T *spin, char_u *word, wordnode_T *root, int
       msg_start();
       msg_puts(_(msg_compressing));
       msg_clr_eos();
-      msg_didout = false;
+      msg_didout = FALSE;
       msg_col = 0;
       ui_flush();
     }

src/nvim/testdir/test_messages.vim

@@ -120,34 +120,6 @@ func Test_mode_message_at_leaving_insert_by_ctrl_c()
   call delete(testfile)
 endfunc
 
-func Test_mode_message_at_leaving_insert_with_esc_mapped()
-  if !has('terminal') || has('gui_running')
-    return
-  endif
-
-  " Set custom statusline built by user-defined function.
-  let testfile = 'Xtest.vim'
-  call writefile([
-        \ 'set laststatus=2',
-        \ 'inoremap <Esc> <Esc>00',
-        \ ], testfile)
-
-  let rows = 10
-  let buf = term_start([GetVimProg(), '--clean', '-S', testfile], {'term_rows': rows})
-  call term_wait(buf, 200)
-  call assert_equal('run', job_status(term_getjob(buf)))
-
-  call term_sendkeys(buf, "i")
-  call WaitForAssert({-> assert_match('^-- INSERT --\s*$', term_getline(buf, rows))})
-  call term_sendkeys(buf, "\<Esc>")
-  call WaitForAssert({-> assert_match('^\s*$', term_getline(buf, rows))})
-
-  call term_sendkeys(buf, ":qall!\<CR>")
-  call WaitForAssert({-> assert_equal('dead', job_status(term_getjob(buf)))})
-  exe buf . 'bwipe!'
-  call delete(testfile)
-endfunc
-
 func Test_echospace()
   set noruler noshowcmd laststatus=1
   call assert_equal(&columns - 1, v:echospace)

test/functional/terminal/tui_spec.lua

@@ -391,7 +391,7 @@ describe('TUI', function()
       {1:x}                                                 |
       {4:~                                                 }|
       {5:[No Name] [+]                   3,1            All}|
-                                                        |
+      :set ruler                                        |
       {3:-- TERMINAL --}                                    |
     ]]
     local expected_attr = {

test/functional/ui/float_spec.lua

@@ -5344,45 +5344,6 @@ describe('floatwin', function()
       -- at least. Also check invisible EndOfBuffer region blends correctly.
       meths.buf_set_lines(buf, 0, -1, true, {" x x  x   xx", "  x x  x   x"})
       win = meths.open_win(buf, false, {relative='editor', width=12, height=3, row=0, col=11, style='minimal'})
-      if multigrid then
-        screen:expect{grid=[[
-        ## grid 1
-          [2:----------------------------------------]|
-          [2:----------------------------------------]|
-          [2:----------------------------------------]|
-          [2:----------------------------------------]|
-          [2:----------------------------------------]|
-          [2:----------------------------------------]|
-          [3:----------------------------------------]|
-        ## grid 2
-          # TODO: 测试字典信息的准确性            |
-          # FIXME: 测试字典信息的准确^性           |
-          {0:~                                       }|
-          {0:~                                       }|
-          {0:~                                       }|
-          {0:~                                       }|
-        ## grid 3
-                                                  |
-        ## grid 6
-          {1: x x  x   xx}|
-          {1:  x x  x   x}|
-          {1:            }|
-        ]], float_pos={
-          [6] = { {
-              id = 1003
-            }, "NW", 1, 0, 11, true }
-        }}
-      else
-        screen:expect{grid=[[
-          # TODO: 测 {1: x x  x   xx} 确性            |
-          # FIXME: 测{1:  x x  x   x}准确^性           |
-          {0:~          }{1:            }{0:                 }|
-          {0:~                                       }|
-          {0:~                                       }|
-          {0:~                                       }|
-                                                  |
-        ]]}
-      end
       meths.win_set_option(win, 'winblend', 30)
       screen:set_default_attr_ids({
         [1] = {foreground = tonumber('0xb282b2'), background = tonumber('0xffcfff')},
@@ -5420,7 +5381,7 @@ describe('floatwin', function()
             }, "NW", 1, 0, 11, true }
         }}
       else
-        screen:expect{grid=[[
+        screen:expect([[
           # TODO: 测 {2: x x  x}{1:息}{2: xx} 确性            |
           # FIXME: 测{1:试}{2:x x  x}{1:息}{2: x}准确^性           |
           {3:~          }{4:            }{3:                 }|
@@ -5428,7 +5389,7 @@ describe('floatwin', function()
           {3:~                                       }|
           {3:~                                       }|
                                                   |
-        ]]}
+        ]])
       end
 
       meths.win_set_config(win, {relative='editor', row=0, col=12})

test/functional/ui/searchhl_spec.lua

@@ -20,7 +20,6 @@ describe('search highlighting', function()
       [2] = {background = colors.Yellow}, -- Search
       [3] = {reverse = true},
       [4] = {foreground = colors.Red}, -- Message
-      [5] = {bold = true, reverse = true},
       [6] = {foreground = Screen.colors.Blue4, background = Screen.colors.LightGrey}, -- Folded
     })
   end)
@@ -176,15 +175,7 @@ describe('search highlighting', function()
     ]])
     feed('/foo')
     helpers.poke_eventloop()
-    screen:expect{grid=[[
+    screen:expect_unchanged()
-        {3:foo} bar baz       {3:│}                   |
-        bar baz {2:foo}       {3:│}                   |
-        bar {2:foo} baz       {3:│}                   |
-                          {3:│}                   |
-      {1:~                   }{3:│}                   |
-      {5:[No Name] [+]        }{3:term               }|
-      /foo^                                    |
-    ]]}
   end)
 
   it('works with incsearch', function()
@@ -483,7 +474,15 @@ describe('search highlighting', function()
     -- check hilights work also in folds
     feed("zf4j")
     command("%foldopen")
-    screen:expect_unchanged()
+    screen:expect([[
+        very {5:spec^ial}{2: te}{6:xt}                     |
+                                              |
+      {1:~                                       }|
+      {1:~                                       }|
+      {1:~                                       }|
+      {1:~                                       }|
+      {4:search hit BOTTOM, continuing at TOP}    |
+    ]])
 
     feed_command("call clearmatches()")
     screen:expect([[