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Fix apply_common_opts() wrong substring when opts.max_len is set #1240

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Oct 23, 2024
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4 changes: 3 additions & 1 deletion lua/luasnip/nodes/util/trig_engines.lua
Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,9 @@ local default_match_pattern, default_match_plain, default_match_vim

local function apply_common_opts(line_to_cursor, opts)
if opts and opts.max_len then
return line_to_cursor:sub(#line_to_cursor - opts.max_len + 1)
return line_to_cursor:sub(
math.max(0, #line_to_cursor - opts.max_len + 1)
)
else
return line_to_cursor
end
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