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Cache "is_math" state #11

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Cache "is_math" state #11

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19 changes: 18 additions & 1 deletion lua/luasnip-latex-snippets/util/ts_utils.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -49,7 +49,7 @@ function M.in_text(check_parent)
return true
end

function M.in_mathzone()
local function check_in_mathzone()
local node = get_node_at_cursor()
while node do
if node:type() == "text_mode" then
Expand All @@ -62,4 +62,21 @@ function M.in_mathzone()
return false
end

vim.api.nvim_create_autocmd({"BufEnter", "BufWinEnter"},
{pattern = {"*.md"},
callback = function()
if not vim.b.tracking_math then
vim.api.nvim_buf_attach(0, false, {on_lines = function(...)
vim.b.in_mathzone = check_in_mathzone()
end})
vim.b.in_mathzone = false
vim.b.tracking_math = true
end
end
})

function M.in_mathzone()
return vim.b.in_mathzone
end

return M