73 lines
1.2 KiB
Lua
73 lines
1.2 KiB
Lua
local serial = require "serialization"
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local tArgs = {...}
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local infile = tArgs[1]
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local minfile = tArgs[1]..".min"
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local outfile = tArgs[2]
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local dbug = true
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if not outfile then dbug = false end
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local function dprint(...)
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if dbug then
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print(...)
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end
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end
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local replacements={
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{" "," "},
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{"\n ","\n"},
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{"\n\n","\n"},
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{" == ","=="},
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{" ~= ","~="},
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{" >= ",">="},
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{" <= ","<="},
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{" > ",">"},
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{" < ","<"},
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{" = ","="},
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{", ",","},
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{" %+ ","+"},
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{" %- ","-"},
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{" %/ ","/"},
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{" %* ","*"},
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{" \n","\n"},
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{" %.%. ",".."},
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{"([%)%}])%s(%a)","%1%2"},
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{"(%d)%s([G-Zg-z])","%1%2"},
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{"([\"'])%s(%a)","%1%2"},
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{"%-%-.-\n",""},
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}
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local initr = #replacements
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local fmin = io.open(minfile,"rb")
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if fmin then
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local nreplacements = serial.unserialize(fmin:read("*a"))
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for k,v in ipairs(nreplacements) do
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table.insert(replacements,1+k,v)
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end
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end
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dprint(tostring(#replacements - initr).." replacements loaded.")
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local fin = io.open(infile,"rb")
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local ss = fin:read("*a")
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fin:close()
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local initl = ss:len()
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for k,v in ipairs(replacements) do
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while ss:find(v[1]) ~= nil do
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ss=ss:gsub(v[1],v[2])
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end
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end
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dprint("Delta: "..tostring(initl - ss:len()).." bytes")
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if outfile then
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local outf = io.open(outfile,"wb")
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outf:write(ss)
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outf:close()
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else
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print(ss)
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end
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