Re: error(msg[, level]): level parameter ignored?
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- Subject: Re: error(msg[, level]): level parameter ignored?
- From: Andrew Starks <andrew.starks@...>
- Date: 2014年6月23日 20:01:18 -0500
On Monday, June 23, 2014, Pierre-Yves Gérardy <
pygy79@gmail.com> wrote:
I thought that the "level" parameter was supposed to shave some of the
call stack... What is happening here?
~$ lua
Lua 5.1.5 Copyright (C) 1994-2012 Lua.org, PUC-Rio
> function foo(n) bar(n) end
> function bar(n) error("BAR", n) end
> foo(1)
stdin:1: BAR
stack traceback:
[C]: in function 'error'
stdin:1: in function 'bar'
stdin:1: in function 'foo'
stdin:1: in main chunk
[C]: ?
> foo(2)
stdin:1: BAR
stack traceback:
[C]: in function 'error'
stdin:1: in function 'bar'
stdin:1: in function 'foo'
stdin:1: in main chunk
[C]: ?
> foo(3)
stdin:1: BAR
stack traceback:
[C]: in function 'error'
stdin:1: in function 'bar'
stdin:1: in function 'foo'
stdin:1: in main chunk
[C]: ?
> foo(0)
BAR
stack traceback:
[C]: in function 'error'
stdin:1: in function 'bar'
stdin:1: in function 'foo'
stdin:1: in main chunk
[C]: ?
—Pierre-Yves
Does it have anything to do with running in the REPL? That is confusing...