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fix(snip): unicode engine edge case

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This commit is contained in:
arne314
2025-09-06 21:23:00 +02:00
parent 64ba7e3541
commit 721a200fa2
1 changed files with 4 additions and 5 deletions
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9
lua/typstar/engine.lua
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@@ -107,24 +107,23 @@ function M.engine(trigger, opts)
local first_idx = 1 local first_idx = 1
if max_length ~= nil then if max_length ~= nil then
first_idx = #line_full - max_length -- include additional char for wordtrig first_idx = #line_full - max_length -- include additional char for wordtrig
if first_idx < 0 then if first_idx < 1 then
if is_fixed_length then if is_fixed_length then
return nil return nil
else else
first_idx = 1 first_idx = 1
end end
end end
if first_idx > 0 then
if string.byte(line_full, first_idx) > 127 then return nil end
end
end end
if line_full:byte(first_idx) > 127 then first_idx = 1 end -- avoid splitting bytes within unicode characters
local line = line_full:sub(first_idx) local line = line_full:sub(first_idx)
local whole, captures = base_engine(line, trig) local whole, captures = base_engine(line, trig)
if whole == nil then return nil end if whole == nil then return nil end
-- custom word trig -- custom word trig
local from = #line - #whole + 1 local from = #line - #whole + 1
if opts.wordTrig and from ~= 1 and string.match(line:sub(from - 1, from - 1), '[%w._]') ~= nil then local first_letter = line:sub(from - 1, from - 1)
if opts.wordTrig and from ~= 1 and (first_letter:byte(1) > 127 or first_letter:match('[%w._]') ~= nil) then
return nil return nil
end end