vim-patch:7.4.447

Problem:    Spell files from Hunspell may generate a lot of errors.
Solution:   Add the IGNOREEXTRA flag.

https://code.google.com/p/vim/source/detail?r=v7-4-447

3 files changed, 20 insertions, 3 deletions

diff --git a/runtime/doc/spell.txt b/runtime/doc/spell.txt
index da447e3b78..2ae0d27690 100644
--- a/runtime/doc/spell.txt
+++ b/runtime/doc/spell.txt
@@ -1053,6 +1053,9 @@ this text to start with a "#" so that mistakes don't go unnoticed.  Example:
 	SFX F 0 in   [^i]n      # Spion > Spionin  ~
 	SFX F 0 nen  in		# Bauerin > Bauerinnen ~
 
+However, to avoid lots of errors in affix files written for Myspell, you can
+add the IGNOREEXTRA flag.
+
 Apparently Myspell allows an affix name to appear more than once.  Since this
 might also be a mistake, Vim checks for an extra "S".  The affix files for
 Myspell that use this feature apparently have this flag.  Example:
@@ -1106,6 +1109,14 @@ Specifically, the affix flags can be used for:
 - CIRCUMFIX, as explained just below.
 
 
+IGNOREEXTRA						*spell-IGNOREEXTRA*
+
+Normally Vim gives an error for an extra field that does not start with '#'.
+This avoids errors going unnoticed.  However, some files created for Myspell
+or Hunspell may contain many entries with an extra field.  Use the IGNOREEXTRA
+flag to avoid lots of errors.
+
+
 CIRCUMFIX						*spell-CIRCUMFIX*
 
 The CIRCUMFIX flag means a prefix and suffix must be added at the same time.
diff --git a/src/nvim/spell.c b/src/nvim/spell.c
index 83dcddecd6..4759b4efa6 100644
--- a/src/nvim/spell.c
+++ b/src/nvim/spell.c
@@ -806,6 +806,7 @@ typedef struct afffile_S {
   unsigned af_nosuggest;        // NOSUGGEST ID
   int af_pfxpostpone;           // postpone prefixes without chop string and
                                 // without flags
+  bool af_ignoreextra;          // IGNOREEXTRA present
   hashtab_T af_pref;            // hashtable for prefixes, affheader_T
   hashtab_T af_suff;            // hashtable for suffixes, affheader_T
   hashtab_T af_comp;            // hashtable for compound flags, compitem_T
@@ -4629,6 +4630,8 @@ static afffile_T *spell_read_aff(spellinfo_T *spin, char_u *fname)
         spin->si_nosugfile = true;
       } else if (is_aff_rule(items, itemcnt, "PFXPOSTPONE", 1))   {
         aff->af_pfxpostpone = true;
+      } else if (is_aff_rule(items, itemcnt, "IGNOREEXTRA", 1)) {
+        aff->af_ignoreextra = true;
       } else if ((STRCMP(items[0], "PFX") == 0
                   || STRCMP(items[0], "SFX") == 0)
                  && aff_todo == 0
@@ -4692,8 +4695,11 @@ static afffile_T *spell_read_aff(spellinfo_T *spin, char_u *fname)
           cur_aff->ah_follows = false;
 
         // Myspell allows extra text after the item, but that might
-        // mean mistakes go unnoticed.  Require a comment-starter.
-        if (itemcnt > lasti && *items[lasti] != '#')
+        // mean mistakes go unnoticed.  Require a comment-starter,
+        // unless IGNOREEXTRA is used.  Hunspell uses a "-" item.
+        if (itemcnt > lasti
+            && !aff->af_ignoreextra
+            && *items[lasti] != '#')
           smsg((char_u *)_(e_afftrailing), fname, lnum, items[lasti]);
 
         if (STRCMP(items[2], "Y") != 0 && STRCMP(items[2], "N") != 0)
diff --git a/src/nvim/version.c b/src/nvim/version.c
index cd11dfe1d0..eb07eb6d12 100644
--- a/src/nvim/version.c
+++ b/src/nvim/version.c
@@ -290,7 +290,7 @@ static int included_patches[] = {
   //450,
   //449,
   //448 NA
-  //447,
+  447,
   //446,
   //445,
   444,