-- Store the last line for each indent level
local indentlines = {}
+function array_concat(a1, a2)
+ local res = a1
+ for k,v in ipairs(a2) do
+ table.insert(res, v)
+ end
+ return res
+end
+
+
-- See if str starts with a symbol, and return the remaining string and that
-- symbol. If no symbol from the table is matched, just returns the first
-- character. We can do a lookup directly, since symbols can be different in
vis.end_of_inline = vis.end_of_display
function vis.flush_line(str,nested)
- local result, state = { }, 0
- local finish, change = buffers.finish_state, buffers.change_state
+ buffers.flush_result(vis.do_line(str), nested)
+end
+
+function vis.do_line(str)
+ result = {}
str = do_indent(str)
- -- Set the colorscheme, which is used by finish_state and change_state
- buffers.currentcolors = colors
while str ~= "" do
local found = false
local word, symbol
- -- See if the next token is a word
- word, str = take_word(str)
- if word then
- if keywords[res] then
- -- Make all keywords bold
- word = "{\\bold " .. word .. "}"
- if keywords[res].small then
- word = "\\small" .. word -- Curlies were added above
+ local text, rest = utf.match(str, "^%-%-(.-)%-%-(.*)")
+ if text then
+ table.insert(result, '\\strikethrough{')
+ -- Recursively call ourselves to handle spaces gracefully.
+ result = array_concat(result, vis.do_line(text))
+ table.insert(result, '}')
+ -- Eat the processed characters
+ str = rest
+ else
+ -- See if the next token is a word
+ word, str = take_word(str)
+ if word then
+ if keywords[res] then
+ -- Make all keywords bold
+ word = "{\\bold " .. word .. "}"
+ if keywords[res].small then
+ word = "\\small" .. word -- Curlies were added above
+ end
+ else
+ -- Process any subscripts in the word
+ word = do_subscripts(word)
end
+ table.insert(result, word)
else
- -- Process any subscripts in the word
- word = do_subscripts(word)
+ -- The next token is not a word, it must be a symbol
+ symbol, str = take_symbol(str)
+ table.insert(result, symbol)
end
- else
- -- The next token is not a word, it must be a symbol
- symbol, str = take_symbol(str)
end
-
- -- Append the resulting token
- result[#result+1] = word or symbol
end
-
- state = finish(state, result)
- buffers.flush_result(result,nested)
+
+ return result
end
-- vim: set sw=4 sts=4 expandtab ai: