Convert to unix fileformat
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22 changed files with 2479 additions and 2479 deletions
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@ -1,96 +1,96 @@
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-- file: example.lua
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---- importing ----
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if string.sub(_VERSION,1,7)=='Lua 5.0' then
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-- lua5.0 doesnt have a nice way to do this
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lib=loadlib('example.dll','luaopen_example') or loadlib('example.so','luaopen_example')
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assert(lib)()
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else
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-- lua 5.1 does
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require('example')
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end
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-- throw a lot of exceptions:
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-- you must catch exceptions using pcall and then checking the result
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t = example.Test()
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print "calling t:unknown()"
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ok,res=pcall(function() t:unknown() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "calling t:simple()"
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ok,res=pcall(function() t:simple() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "calling t:message()"
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ok,res=pcall(function() t:message() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "calling t:hosed()"
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ok,res=pcall(function() t:hosed() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res.code,res.msg)
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end
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-- this is a rather strange way to perform the multiple catch of exceptions
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print "calling t:mutli()"
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for i=1,3 do
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ok,res=pcall(function() t:multi(i) end)
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if ok then
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print " that worked! Funny"
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else
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if swig_type(res)=="Exc *" then
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print(" call failed with Exc exception:",res.code,res.msg)
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else
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print(" call failed with error:",res)
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end
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end
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end
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-- this is a bit crazy, but it shows obtaining of the stacktrace
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function a()
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b()
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end
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function b()
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t:message()
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end
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print [[
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Now lets call function a()
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which calls b()
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which calls into C++
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which will throw an exception!]]
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ok,res=pcall(a)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "Now lets do the same using xpcall(a,debug.traceback)"
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ok,res=xpcall(a,debug.traceback)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "As you can see, the xpcall gives a nice stacktrace to work with"
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ok,res=pcall(a)
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print(ok,res)
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ok,res=xpcall(a,debug.traceback)
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print(ok,res)
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-- file: example.lua
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---- importing ----
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if string.sub(_VERSION,1,7)=='Lua 5.0' then
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-- lua5.0 doesnt have a nice way to do this
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lib=loadlib('example.dll','luaopen_example') or loadlib('example.so','luaopen_example')
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assert(lib)()
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else
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-- lua 5.1 does
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require('example')
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end
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-- throw a lot of exceptions:
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-- you must catch exceptions using pcall and then checking the result
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t = example.Test()
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print "calling t:unknown()"
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ok,res=pcall(function() t:unknown() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "calling t:simple()"
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ok,res=pcall(function() t:simple() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "calling t:message()"
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ok,res=pcall(function() t:message() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "calling t:hosed()"
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ok,res=pcall(function() t:hosed() end)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res.code,res.msg)
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end
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-- this is a rather strange way to perform the multiple catch of exceptions
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print "calling t:mutli()"
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for i=1,3 do
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ok,res=pcall(function() t:multi(i) end)
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if ok then
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print " that worked! Funny"
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else
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if swig_type(res)=="Exc *" then
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print(" call failed with Exc exception:",res.code,res.msg)
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else
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print(" call failed with error:",res)
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end
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end
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end
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-- this is a bit crazy, but it shows obtaining of the stacktrace
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function a()
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b()
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end
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function b()
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t:message()
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end
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print [[
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Now lets call function a()
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which calls b()
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which calls into C++
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which will throw an exception!]]
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ok,res=pcall(a)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "Now lets do the same using xpcall(a,debug.traceback)"
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ok,res=xpcall(a,debug.traceback)
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if ok then
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print " that worked! Funny"
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else
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print(" call failed with error:",res)
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end
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print "As you can see, the xpcall gives a nice stacktrace to work with"
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ok,res=pcall(a)
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print(ok,res)
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ok,res=xpcall(a,debug.traceback)
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print(ok,res)
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