diff options
| -rw-r--r-- | spellcheck.lua | 42 |
1 files changed, 34 insertions, 8 deletions
diff --git a/spellcheck.lua b/spellcheck.lua index 6ecaec0..52a2e54 100644 --- a/spellcheck.lua +++ b/spellcheck.lua @@ -31,23 +31,49 @@ spellcheck.check_tokens = { } --- Return nil or a string of misspelled word in a specific file range +-- Return nil or a string of misspelled word in a specific file range or text -- by calling the spellchecker's list command. +-- If given a range we will use vis:pipe to get our typos from the spellchecker. +-- If a string was passed we call the spellchecker ourself and redirect its stdout +-- to a temporary file. See http://lua-users.org/lists/lua-l/2007-10/msg00189.html. -- The returned string consists of each misspell followed by a newline. -local function get_typos(range) +local function get_typos(range_or_text) local cmd = spellcheck.list_cmd:format(spellcheck.lang) - local ret, so, se = vis:pipe(vis.win.file, range, cmd) - if ret ~= 0 then - vis:info("calling " .. cmd .. " failed ("..ret..")") - return nil + local typos = nil + if type(range_or_text) == "string" then + local text = range_or_text + local tmp_name = os.tmpname() + local full_cmd = cmd .. "> " .. tmp_name .. supress_stderr + local proc = assert(io.popen(full_cmd, "w")) + proc:write(text) + -- this error detection may need lua5.2 + local success, reason, exit_code = proc:close() + if not success then + vis:info("calling " .. cmd .. " failed ("..exit_code..")") + return nil + end + + local tmp_file = io.open(tmp_name, "r") + typos = tmp_file:read("*a") + tmp_file:close() + os.remove(tmp_name) + else + local range = range_or_text + local ret, so, se = vis:pipe(vis.win.file, range, cmd) + + if ret ~= 0 then + vis:info("calling " .. cmd .. " failed ("..ret..")") + return nil + end + typos = so end - return so + + return typos end -- plugin global list of ignored typos local ignored = {} - -- Return an iterator over all not ignored typos and their positions in text. -- The returned iterator is a seelf contained statefull iterator function closure. -- Which will return the next typo and ist start and finish in the text, starting by 1. |