当我得到异常时,它通常来自调用堆栈的深层。当这种情况发生时,实际的违规代码行通常会对我隐藏起来:
tmp.rb:7:in `t': undefined method `bar' for nil:NilClass (NoMethodError)
from tmp.rb:10:in `s'
from tmp.rb:13:in `r'
from tmp.rb:16:in `q'
from tmp.rb:19:in `p'
from tmp.rb:22:in `o'
from tmp.rb:25:in `n'
from tmp.rb:28:in `m'
from tmp.rb:31:in `l'
... 8 levels...
from tmp.rb:58:in `c'
from tmp.rb:61:in `b'
from tmp.rb:64:in `a'
from tmp.rb:67
“……8层……”截断给我带来了很多麻烦。我在googling上搜索这个并不是很成功:我如何告诉ruby我想让dump包含完整的堆栈?
https://stackoverflow.com/questions/376513
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