micro/runtime/plugins/literate/literate.lua
2020-02-01 23:54:38 -05:00

57 lines
2 KiB
Lua

VERSION = "1.0.0"
local config = import("micro/config")
function startswith(str, start)
return string.sub(str,1,string.len(start))==start
end
function endswith(str, endStr)
return endStr=='' or string.sub(str,-string.len(endStr))==endStr
end
function split(string, sep)
local sep, fields = sep or ":", {}
local pattern = string.format("([^%s]+)", sep)
string:gsub(pattern, function(c) fields[#fields+1] = c end)
return fields
end
function onBufferOpen(buf)
if not endswith(buf.Path, ".lit") then
return
end
local codetype = "unknown"
for i=1,buf:LinesNum() do
local line = buf:Line(i-1)
if startswith(line, "@code_type") then
codetype = split(line, " ")[2]
break
end
end
local syntaxFile = ""
syntaxFile = syntaxFile .. "filetype: literate-" .. codetype .. "\n"
syntaxFile = syntaxFile .. "detect:\n"
syntaxFile = syntaxFile .. " filename: \"\\\\.lit$\"\n"
syntaxFile = syntaxFile .. "rules:\n"
syntaxFile = syntaxFile .. " - include: \"markdown\"\n"
syntaxFile = syntaxFile .. " - special: \"^(@s|@title|@code_type|@comment_type|@include|@change|@change_end)\"\n"
syntaxFile = syntaxFile .. " - special: \"(@add_css|@overwrite_css|@colorscheme|@compiler|@error_format|@book)\"\n"
syntaxFile = syntaxFile .. " - default:\n"
syntaxFile = syntaxFile .. " start: \"---.*$\"\n"
syntaxFile = syntaxFile .. " end: \"---$\"\n"
syntaxFile = syntaxFile .. " limit-group: \"identifier\"\n"
syntaxFile = syntaxFile .. " rules:\n"
syntaxFile = syntaxFile .. " - special:\n"
syntaxFile = syntaxFile .. " start: \"@\\\\{\"\n"
syntaxFile = syntaxFile .. " end: \"\\\\}\"\n"
syntaxFile = syntaxFile .. " rules: []\n"
syntaxFile = syntaxFile .. " - include: " .. codetype .. "\n"
config.AddRuntimeFileFromMemory(config.RTSyntax, "literate.yaml", syntaxFile)
config.Reload()
buf:UpdateRules()
end