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comparison python/ppci/c3/astnodes.py @ 389:2ec730e45ea1

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Added check for recursive struct
author Windel Bouwman
date Fri, 16 May 2014 12:29:31 +0200
parents 5477e499b039
children 6ae782a085e0
comparison
equal deleted inserted replaced
388:e07c2a9abac1 389:2ec730e45ea1
2 AST (abstract syntax tree) nodes for the c3 language. 2 AST (abstract syntax tree) nodes for the c3 language.
3 The tree is build by the parser. 3 The tree is build by the parser.
4 Then it is checked 4 Then it is checked
5 Finally code is generated from it. 5 Finally code is generated from it.
6 """ 6 """
7
8 from ppci import SourceLocation
9 7
10 8
11 class Node: 9 class Node:
12 """ Base class of all nodes in a AST """ 10 """ Base class of all nodes in a AST """
13 pass 11 pass
40 def add_declaration(self, decl): 38 def add_declaration(self, decl):
41 self.declarations.append(decl) 39 self.declarations.append(decl)
42 if isinstance(decl, Function): 40 if isinstance(decl, Function):
43 decl.package = self 41 decl.package = self
44 42
43 @property
44 def Types(self):
45 return self.innerScope.Types
46
45 def __repr__(self): 47 def __repr__(self):
46 return 'MODULE {}'.format(self.name) 48 return 'MODULE {}'.format(self.name)
47 49
48 50
49 class Type(Node): 51 class Type(Node):
93 """ Field of a struct type """ 95 """ Field of a struct type """
94 def __init__(self, name, typ): 96 def __init__(self, name, typ):
95 assert type(name) is str 97 assert type(name) is str
96 self.name = name 98 self.name = name
97 self.typ = typ 99 self.typ = typ
100
101 def __repr__(self):
102 return 'Member {}'.format(self.name)
98 103
99 104
100 class StructureType(Type): 105 class StructureType(Type):
101 """ Struct type consisting of several named members """ 106 """ Struct type consisting of several named members """
102 def __init__(self, mems): 107 def __init__(self, mems):