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ruby: avoid infinite recursion in inspect

develop
jj 2012-05-05 22:43:12 +02:00
parent 138461634e
commit e2a978a4fa
1 changed files with 4 additions and 0 deletions
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4
plugins/ruby/ruby-memstruct.rb
Unescape Escape View File

@ -124,10 +124,13 @@ class Compound < MemStruct
def _field_names ; _fields_ancestors.map { |n, o, s| n } ; end
def _rtti_classname ; self.class._rtti_classname ; end
def _sizeof ; self.class._sizeof ; end
@@inspecting = {} # avoid infinite recursion on mutually-referenced objects
def inspect
cn = self.class.name.sub(/^DFHack::/, '')
cn << ' @' << ('0x%X' % _memaddr) if cn != ''
out = "#<#{cn}"
return out << ' ...>' if @@inspecting[_memaddr]
@@inspecting[_memaddr] = true
_fields_ancestors.each { |n, o, s|
out << ' ' if out.length != 0 and out[-1, 1] != ' '
if out.length > INSPECT_SIZE_LIMIT
@ -137,6 +140,7 @@ class Compound < MemStruct
out << inspect_field(n, o, s)
}
out.chomp!(' ')
@@inspecting.delete _memaddr
out << '>'
end
def inspect_field(n, o, s)