vim-patch:7.4.314

Problem:    Completion messages can get in the way of a plugin.
Solution:   Add 'c' flag to 'shortmess' option. (Shougo Matsu)

https://code.google.com/p/vim/source/detail?r=4d7af1962d6ce61df65fdc5c86544a61951f9517

src/nvim/edit.c

@@ -3151,7 +3151,9 @@ static int ins_compl_prep(int c)
       ins_compl_free();
       compl_started = FALSE;
       compl_matches = 0;
-      msg_clr_cmdline();                /* necessary for "noshowmode" */
+      if (!shortmess(SHM_COMPLETIONMENU)) {
+        msg_clr_cmdline();                // necessary for "noshowmode"
+      }
       ctrl_x_mode = 0;
       compl_enter_selects = FALSE;
       if (edit_submode != NULL) {
@@ -4378,7 +4380,9 @@ static int ins_complete(int c)
       if (col == -3) {
         ctrl_x_mode = 0;
         edit_submode = NULL;
-        msg_clr_cmdline();
+        if (!shortmess(SHM_COMPLETIONMENU)) {
+          msg_clr_cmdline();
+        }
         return FAIL;
       }
 
@@ -4597,13 +4601,17 @@ static int ins_complete(int c)
 
   /* Show a message about what (completion) mode we're in. */
   showmode();
-  if (edit_submode_extra != NULL) {
+  if (!shortmess(SHM_COMPLETIONMENU)) {
-    if (!p_smd)
+    if (edit_submode_extra != NULL) {
-      msg_attr(edit_submode_extra,
+      if (!p_smd) {
-          edit_submode_highl < HLF_COUNT
+        msg_attr(edit_submode_extra,
-          ? hl_attr(edit_submode_highl) : 0);
+                 edit_submode_highl < HLF_COUNT
-  } else
+                 ? hl_attr(edit_submode_highl) : 0);
-    msg_clr_cmdline();          /* necessary for "noshowmode" */
+      }
+    } else {
+      msg_clr_cmdline();  // necessary for "noshowmode"
+    }
+  }
 
   /* Show the popup menu, unless we got interrupted. */
   if (!compl_interrupted) {

src/nvim/option_defs.h

@@ -185,7 +185,8 @@
 #define SHM_SEARCH      's'             /* no search hit bottom messages */
 #define SHM_ATTENTION   'A'             /* no ATTENTION messages */
 #define SHM_INTRO       'I'             /* intro messages */
-#define SHM_ALL         "rmfixlnwaWtToOsAI" /* all possible flags for 'shm' */
+#define SHM_COMPLETIONMENU 'c'          // completion menu messages
+#define SHM_ALL         "rmfixlnwaWtToOsAIc" /* all possible flags for 'shm' */
 
 /* characters for p_go: */
 #define GO_ASEL         'a'             /* autoselect */

src/nvim/screen.c

@@ -41,7 +41,7 @@
  *
  * The part of the buffer that is displayed in a window is set with:
  * - w_topline (first buffer line in window)
- * - w_topfill (filler line above the first line)
+ * - w_topfill (filler lines above the first line)
  * - w_leftcol (leftmost window cell in window),
  * - w_skipcol (skipped window cells of first line)
  *
@@ -7341,7 +7341,8 @@ int showmode(void)
     attr = hl_attr(HLF_CM);                     /* Highlight mode */
     if (do_mode) {
       MSG_PUTS_ATTR("--", attr);
-      if (edit_submode != NULL) {               /* CTRL-X in Insert mode */
+      // CTRL-X in Insert mode
+      if (edit_submode != NULL && !shortmess(SHM_COMPLETIONMENU)) {
         /* These messages can get long, avoid a wrap in a narrow
          * window.  Prefer showing edit_submode_extra. */
         length = (Rows - msg_row) * Columns - 3;

src/nvim/version.c

@@ -235,7 +235,7 @@ static int included_patches[] = {
   //317,
   //316,
   315,
-  //314,
+  314,
   //313,
   //312,
   //311,