107 lines
1.8 KiB
Lua
107 lines
1.8 KiB
Lua
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local tA = {...}
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local ft, p, fp, ct, il, it, c, C = {}, 1, fp or tA[1] or "", {}, "", {}, "", C -- file table, pointer, filename, command table, input line, input table, command, content
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function ct.readfile(fp,rp)
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if not fp then return end
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if not rp then ft = {} end
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local f=io.open(fp,"rb")
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if f then
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C=f:read("*a")
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f:close()
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for l in C:gmatch("[^\n]+") do
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ft[#ft+1] = l
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end
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end
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end
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function ct.writefile(nfp)
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if not nfp then nfp = fp end
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print(nfp)
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f=io.open(nfp,"wb")
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if f then
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for k,v in ipairs(ft) do
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print(v)
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f:write(v.."\n")
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end
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coroutine.yield()
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f:close()
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coroutine.yield()
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print(f.b)
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end
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end
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function ct.list(s,e)
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s,e = s or 1, e or #ft
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for i = s,e do
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if ft[i] then
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print(tostring(i).."\t"..ft[i])
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end
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end
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end
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function ct.sp(np)
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if np then
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if np > #ft then
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np = #ft
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elseif np < 1 then
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np = 0
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end
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p=np
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end
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end
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function ct.pointer(np)
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ct.sp(np)
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print(p)
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end
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function ct.insert(np)
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ct.sp(np)
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while true do
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io.write(tostring(p).."\t")
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local l=io.read()
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if l == "." then break end
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table.insert(ft,p,l)
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p=p+1
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end
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end
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function ct.append(np)
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if np then np=np+1 end
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ct.insert(np)
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end
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function ct.substitute(np)
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ct.sp(np)
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table.remove(ft,p)
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ct.insert(np)
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end
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function ct.delete(np)
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ct.sp(np)
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table.remove(ft,p)
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end
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function ct.filename(np)
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if np then fp = np end
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print(fp)
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end
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ct.o = ct.readfile
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ct.w = ct.writefile
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ct.l = ct.list
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ct.p = ct.pointer
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ct.i = ct.insert
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ct.a = ct.append
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ct.s = ct.substitute
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ct.d = ct.delete
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ct.f = ct.filename
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ct.readfile(fp)
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while true do
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io.write("skex2> ")
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il,it=io.read(),{}
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for w in il:gmatch("%S+") do
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it[#it+1] = w
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end
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c=table.remove(it,1)
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if c == "quit" or c == "q" then
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break
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elseif c:sub(1,1) == "!" then
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print(pcall(load(c:sub(2))))
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elseif ct[c] ~= nil then
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ct[c](table.unpack(it))
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end
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end
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