mirror of
https://github.com/kepler155c/opus
synced 2024-11-05 08:26:16 +00:00
53 lines
1.3 KiB
Lua
53 lines
1.3 KiB
Lua
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local args = {...}
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if not args[1] then
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print("Usage:")
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print(shell.getRunningProgram() .. " <program> [program arguments, ...]")
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return
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end
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local path = shell.resolveProgram(args[1]) or shell.resolve(args[1])
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-- here be dragons
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if fs.exists(path) then
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local eshell = setmetatable({getRunningProgram=function() return path end}, {__index = shell})
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local env = setmetatable({shell=eshell}, {__index=_ENV})
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local f = fs.open(path, "r")
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local d = f.readAll()
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f.close()
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local func, e = load(d, fs.getName(path), nil, env)
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if not func then
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printError("Syntax error:")
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printError(" " .. e)
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else
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table.remove(args, 1)
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xpcall(function() func(unpack(args)) end, function(err)
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local trace = {}
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local i, hitEnd, _, e = 4, false
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repeat
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_, e = pcall(function() error("<tracemarker>", i) end)
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i = i + 1
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if e == "xpcall: <tracemarker>" then
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hitEnd = true
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break
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end
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table.insert(trace, e)
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until i > 10
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table.remove(trace)
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if err:match("^" .. trace[1]:match("^(.-:%d+)")) then table.remove(trace, 1) end
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printError("\nProgram has crashed! Stack trace:")
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printError(err)
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for i, v in ipairs(trace) do
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printError(" at " .. v:match("^(.-:%d+)"))
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end
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if not hitEnd then
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printError(" ...")
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end
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end)
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end
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else
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printError("program not found")
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end
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