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path: root/runtime/lua/vim/lsp/util.lua
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Diffstat (limited to 'runtime/lua/vim/lsp/util.lua')
-rw-r--r--runtime/lua/vim/lsp/util.lua28
1 files changed, 24 insertions, 4 deletions
diff --git a/runtime/lua/vim/lsp/util.lua b/runtime/lua/vim/lsp/util.lua
index e16b02fa6c..0fa6518c0b 100644
--- a/runtime/lua/vim/lsp/util.lua
+++ b/runtime/lua/vim/lsp/util.lua
@@ -44,10 +44,30 @@ local function get_border_size(opts)
height = 2
width = 2
else
- height = height + vim.fn.strdisplaywidth(border[2][1]) -- top
- height = height + vim.fn.strdisplaywidth(border[6][1]) -- bottom
- width = width + vim.fn.strdisplaywidth(border[4][1]) -- right
- width = width + vim.fn.strdisplaywidth(border[8][1]) -- left
+ local function border_width(id)
+ if type(border[id]) == "table" then
+ -- border specified as a table of <character, highlight group>
+ return vim.fn.strdisplaywidth(border[id][1])
+ elseif type(border[id]) == "string" then
+ -- border specified as a list of border characters
+ return vim.fn.strdisplaywidth(border[id])
+ end
+ error("floating preview border is not correct. Please refer to the docs |vim.api.nvim_open_win()|" .. vim.inspect(border))
+ end
+ local function border_height(id)
+ if type(border[id]) == "table" then
+ -- border specified as a table of <character, highlight group>
+ return #border[id][1] > 0 and 1 or 0
+ elseif type(border[id]) == "string" then
+ -- border specified as a list of border characters
+ return #border[id] > 0 and 1 or 0
+ end
+ error("floating preview border is not correct. Please refer to the docs |vim.api.nvim_open_win()|" .. vim.inspect(border))
+ end
+ height = height + border_height(2) -- top
+ height = height + border_height(6) -- bottom
+ width = width + border_width(4) -- right
+ width = width + border_width(8) -- left
end
return { height = height, width = width }