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Escape dash in prompt to prevent using beginning of the prompt as an option #76

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Escape dash in prompt to prevent using beginning of the prompt as an option #76

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15 changes: 14 additions & 1 deletion lua/telescope-live-grep-args/prompt_parser.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -79,16 +79,29 @@ end
local non_autoquote_chars = {
["'"] = true,
['"'] = true,
["-"] = true,
-- ["-"] = true, -- idk why dash here listed with the same purpose as the quotes
}

-- Check for a dash at the beginning of the prompt and escape it.
-- We need to escape dash at the beginning of the prompt because such dash will be interpreted as an option.
local function escape_dash_in_prompt(prompt)
first_char = string.sub(prompt, 1, 1)
pos = string.find(prompt, "-")
if pos == 1 or (pos == 2 and non_autoquote_chars[first_char]) then
prompt = prompt:sub(1, pos - 1) .. "\\" .. prompt:sub(pos)
end

return prompt
end

--- Parses prompt shell like and returns a table containing the arguments
--- If autoquote is true (default) and promt does not start with ', " or - then { prompt } will be returned.
M.parse = function(prompt, autoquote)
if string.len(prompt) == 0 then
return {}
end

prompt = escape_dash_in_prompt(prompt)
autoquote = autoquote or autoquote == nil
local first_char = string.sub(prompt, 1, 1)
if autoquote and non_autoquote_chars[first_char] == nil then
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