Roberto Ierusalimschy 46beca5bed Better error messages for some polymorphic functions ...

New auxiliary functions/macros 'luaL_argexpected'/'luaL_typeerror'
ease the creation of error messages such as

  bad argument #2 to 'setmetatable' (nil or table expected, got boolean)

(The novelty being the "got boolean" part...)

2018-12-10 13:46:03 -02:00

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