diff options
| -rw-r--r-- | src/nvim/api/buffer.c | 2 | ||||
| -rw-r--r-- | test/functional/ui/bufhl_spec.lua | 8 |
2 files changed, 7 insertions, 3 deletions
diff --git a/src/nvim/api/buffer.c b/src/nvim/api/buffer.c index 55b535c78c..c3bc1f52af 100644 --- a/src/nvim/api/buffer.c +++ b/src/nvim/api/buffer.c @@ -691,7 +691,7 @@ Integer buffer_add_highlight(Buffer buffer, col_end = MAXCOL; } - int hlg_id = syn_name2id((char_u*)hl_group.data); + int hlg_id = syn_name2id((char_u *)(hl_group.data ? hl_group.data : "")); src_id = bufhl_add_hl(buf, (int)src_id, hlg_id, (linenr_T)line+1, (colnr_T)col_start+1, (colnr_T)col_end); return src_id; diff --git a/test/functional/ui/bufhl_spec.lua b/test/functional/ui/bufhl_spec.lua index a8006e1ac6..80d413a455 100644 --- a/test/functional/ui/bufhl_spec.lua +++ b/test/functional/ui/bufhl_spec.lua @@ -111,12 +111,16 @@ describe('Buffer highlighting', function() add_hl(id1, "ImportantWord", 2, 0, 9) add_hl(id1, "ImportantWord", 3, 5, 14) - id2 = add_hl(0, "Special", 0, 2, 8) + -- add_highlight can be called like this to get a new source + -- without adding any highlight + id2 = add_hl(0, "", 0, 0, 0) + neq(id1, id2) + + add_hl(id2, "Special", 0, 2, 8) add_hl(id2, "Identifier", 1, 3, 8) add_hl(id2, "Special", 1, 14, 20) add_hl(id2, "Underlined", 2, 6, 12) add_hl(id2, "Underlined", 3, 0, 9) - neq(id1, id2) screen:expect([[ a {5:longer} example | |