awesome/build-utils/gendoc.lua

72 lines
2.1 KiB
Lua
Executable File

#!/usr/bin/lua
-- Generate documentation for awesome Lua functions
-- Take a .c file in stdin
function string.comment_clean(str)
local s = str:gsub("/%*%* ", " ")
s = s:gsub(" %* ", " ")
s = s:gsub("\\luastack", "")
s = s:gsub("\\lparam", "\n\n Parameter:")
s = s:gsub("\\lreturn", "\n\n Return:")
return s
end
-- Read all the files in lines
lines = io.read("*all")
ilines = {}
-- read the lines in table `ilines'
for line in lines:gmatch("[^\r\n]+") do
table.insert(ilines, line)
end
-- Store function documentations in an array
function_doc = {}
for i, line in ipairs(ilines) do
if line:find("^/%*%*") then
comment_start = true
comment = line
elseif line:find("%*/") then
comment_start = false
local l = ilines[i + 2]
local fctname
_, _, fctname = l:find("^(.+)%(lua_State")
if fctname then
function_doc[fctname] = comment
end
comment = nil
elseif comment_start then
if not line:find("\\param") and not line:find("\\return") then
comment = comment .. line
end
end
end
-- Get function list and print their documentation
capture = false
for i, line in ipairs(ilines) do
if not libname then
_, _, libname, libtype = line:find("const struct luaL_reg awesome_(%a+)_(%a+)%[%] =")
-- Special case
if not libname then _, _, libname, libtype = line:find("const struct luaL_reg (awesome)_(lib)%[%] =") end
else
if line:find("};") then
libname = nil
else
local fctname, fctdef
_, _, fctname, fctdef = line:find("\"(.+)\", (.+) },")
if fctname and not fctname:find("^__") then
if libtype == "meta" then sep = ":" else sep = "." end
print("*" .. libname .. sep .. fctname .. "*::")
if function_doc[fctdef] then
print(function_doc[fctdef]:comment_clean())
else
print("This function is not yet documented.")
end
print()
end
end
end
end