diff options
Diffstat (limited to 'pycparser/c_ast.py')
| -rw-r--r-- | pycparser/c_ast.py | 1084 |
1 files changed, 1084 insertions, 0 deletions
diff --git a/pycparser/c_ast.py b/pycparser/c_ast.py new file mode 100644 index 0000000..b7bbbee --- /dev/null +++ b/pycparser/c_ast.py @@ -0,0 +1,1084 @@ +#----------------------------------------------------------------- +# ** ATTENTION ** +# This code was automatically generated from the file: +# _c_ast.cfg +# +# Do not modify it directly. Modify the configuration file and +# run the generator again. +# ** ** *** ** ** +# +# pycparser: c_ast.py +# +# AST Node classes. +# +# Eli Bendersky [https://eli.thegreenplace.net/] +# License: BSD +#----------------------------------------------------------------- + + +import sys + +def _repr(obj): + """ + Get the representation of an object, with dedicated pprint-like format for lists. + """ + if isinstance(obj, list): + return '[' + (',\n '.join((_repr(e).replace('\n', '\n ') for e in obj))) + '\n]' + else: + return repr(obj) + +class Node(object): + __slots__ = () + """ Abstract base class for AST nodes. + """ + def __repr__(self): + """ Generates a python representation of the current node + """ + result = self.__class__.__name__ + '(' + + indent = '' + separator = '' + for name in self.__slots__[:-2]: + result += separator + result += indent + result += name + '=' + (_repr(getattr(self, name)).replace('\n', '\n ' + (' ' * (len(name) + len(self.__class__.__name__))))) + + separator = ',' + indent = '\n ' + (' ' * len(self.__class__.__name__)) + + result += indent + ')' + + return result + + def children(self): + """ A sequence of all children that are Nodes + """ + pass + + def show(self, buf=sys.stdout, offset=0, attrnames=False, nodenames=False, showcoord=False, _my_node_name=None): + """ Pretty print the Node and all its attributes and + children (recursively) to a buffer. + + buf: + Open IO buffer into which the Node is printed. + + offset: + Initial offset (amount of leading spaces) + + attrnames: + True if you want to see the attribute names in + name=value pairs. False to only see the values. + + nodenames: + True if you want to see the actual node names + within their parents. + + showcoord: + Do you want the coordinates of each Node to be + displayed. + """ + lead = ' ' * offset + if nodenames and _my_node_name is not None: + buf.write(lead + self.__class__.__name__+ ' <' + _my_node_name + '>: ') + else: + buf.write(lead + self.__class__.__name__+ ': ') + + if self.attr_names: + if attrnames: + nvlist = [(n, getattr(self,n)) for n in self.attr_names] + attrstr = ', '.join('%s=%s' % nv for nv in nvlist) + else: + vlist = [getattr(self, n) for n in self.attr_names] + attrstr = ', '.join('%s' % v for v in vlist) + buf.write(attrstr) + + if showcoord: + buf.write(' (at %s)' % self.coord) + buf.write('\n') + + for (child_name, child) in self.children(): + child.show( + buf, + offset=offset + 2, + attrnames=attrnames, + nodenames=nodenames, + showcoord=showcoord, + _my_node_name=child_name) + + +class NodeVisitor(object): + """ A base NodeVisitor class for visiting c_ast nodes. + Subclass it and define your own visit_XXX methods, where + XXX is the class name you want to visit with these + methods. + + For example: + + class ConstantVisitor(NodeVisitor): + def __init__(self): + self.values = [] + + def visit_Constant(self, node): + self.values.append(node.value) + + Creates a list of values of all the constant nodes + encountered below the given node. To use it: + + cv = ConstantVisitor() + cv.visit(node) + + Notes: + + * generic_visit() will be called for AST nodes for which + no visit_XXX method was defined. + * The children of nodes for which a visit_XXX was + defined will not be visited - if you need this, call + generic_visit() on the node. + You can use: + NodeVisitor.generic_visit(self, node) + * Modeled after Python's own AST visiting facilities + (the ast module of Python 3.0) + """ + + _method_cache = None + + def visit(self, node): + """ Visit a node. + """ + + if self._method_cache is None: + self._method_cache = {} + + visitor = self._method_cache.get(node.__class__.__name__, None) + if visitor is None: + method = 'visit_' + node.__class__.__name__ + visitor = getattr(self, method, self.generic_visit) + self._method_cache[node.__class__.__name__] = visitor + + return visitor(node) + + def generic_visit(self, node): + """ Called if no explicit visitor function exists for a + node. Implements preorder visiting of the node. + """ + for c in node: + self.visit(c) + +class ArrayDecl(Node): + __slots__ = ('type', 'dim', 'dim_quals', 'coord', '__weakref__') + def __init__(self, type, dim, dim_quals, coord=None): + self.type = type + self.dim = dim + self.dim_quals = dim_quals + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + if self.dim is not None: nodelist.append(("dim", self.dim)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + if self.dim is not None: + yield self.dim + + attr_names = ('dim_quals', ) + +class ArrayRef(Node): + __slots__ = ('name', 'subscript', 'coord', '__weakref__') + def __init__(self, name, subscript, coord=None): + self.name = name + self.subscript = subscript + self.coord = coord + + def children(self): + nodelist = [] + if self.name is not None: nodelist.append(("name", self.name)) + if self.subscript is not None: nodelist.append(("subscript", self.subscript)) + return tuple(nodelist) + + def __iter__(self): + if self.name is not None: + yield self.name + if self.subscript is not None: + yield self.subscript + + attr_names = () + +class Assignment(Node): + __slots__ = ('op', 'lvalue', 'rvalue', 'coord', '__weakref__') + def __init__(self, op, lvalue, rvalue, coord=None): + self.op = op + self.lvalue = lvalue + self.rvalue = rvalue + self.coord = coord + + def children(self): + nodelist = [] + if self.lvalue is not None: nodelist.append(("lvalue", self.lvalue)) + if self.rvalue is not None: nodelist.append(("rvalue", self.rvalue)) + return tuple(nodelist) + + def __iter__(self): + if self.lvalue is not None: + yield self.lvalue + if self.rvalue is not None: + yield self.rvalue + + attr_names = ('op', ) + +class BinaryOp(Node): + __slots__ = ('op', 'left', 'right', 'coord', '__weakref__') + def __init__(self, op, left, right, coord=None): + self.op = op + self.left = left + self.right = right + self.coord = coord + + def children(self): + nodelist = [] + if self.left is not None: nodelist.append(("left", self.left)) + if self.right is not None: nodelist.append(("right", self.right)) + return tuple(nodelist) + + def __iter__(self): + if self.left is not None: + yield self.left + if self.right is not None: + yield self.right + + attr_names = ('op', ) + +class Break(Node): + __slots__ = ('coord', '__weakref__') + def __init__(self, coord=None): + self.coord = coord + + def children(self): + return () + + def __iter__(self): + return + yield + + attr_names = () + +class Case(Node): + __slots__ = ('expr', 'stmts', 'coord', '__weakref__') + def __init__(self, expr, stmts, coord=None): + self.expr = expr + self.stmts = stmts + self.coord = coord + + def children(self): + nodelist = [] + if self.expr is not None: nodelist.append(("expr", self.expr)) + for i, child in enumerate(self.stmts or []): + nodelist.append(("stmts[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + if self.expr is not None: + yield self.expr + for child in (self.stmts or []): + yield child + + attr_names = () + +class Cast(Node): + __slots__ = ('to_type', 'expr', 'coord', '__weakref__') + def __init__(self, to_type, expr, coord=None): + self.to_type = to_type + self.expr = expr + self.coord = coord + + def children(self): + nodelist = [] + if self.to_type is not None: nodelist.append(("to_type", self.to_type)) + if self.expr is not None: nodelist.append(("expr", self.expr)) + return tuple(nodelist) + + def __iter__(self): + if self.to_type is not None: + yield self.to_type + if self.expr is not None: + yield self.expr + + attr_names = () + +class Compound(Node): + __slots__ = ('block_items', 'coord', '__weakref__') + def __init__(self, block_items, coord=None): + self.block_items = block_items + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.block_items or []): + nodelist.append(("block_items[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.block_items or []): + yield child + + attr_names = () + +class CompoundLiteral(Node): + __slots__ = ('type', 'init', 'coord', '__weakref__') + def __init__(self, type, init, coord=None): + self.type = type + self.init = init + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + if self.init is not None: nodelist.append(("init", self.init)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + if self.init is not None: + yield self.init + + attr_names = () + +class Constant(Node): + __slots__ = ('type', 'value', 'coord', '__weakref__') + def __init__(self, type, value, coord=None): + self.type = type + self.value = value + self.coord = coord + + def children(self): + nodelist = [] + return tuple(nodelist) + + def __iter__(self): + return + yield + + attr_names = ('type', 'value', ) + +class Continue(Node): + __slots__ = ('coord', '__weakref__') + def __init__(self, coord=None): + self.coord = coord + + def children(self): + return () + + def __iter__(self): + return + yield + + attr_names = () + +class Decl(Node): + __slots__ = ('name', 'quals', 'storage', 'funcspec', 'type', 'init', 'bitsize', 'coord', '__weakref__') + def __init__(self, name, quals, storage, funcspec, type, init, bitsize, coord=None): + self.name = name + self.quals = quals + self.storage = storage + self.funcspec = funcspec + self.type = type + self.init = init + self.bitsize = bitsize + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + if self.init is not None: nodelist.append(("init", self.init)) + if self.bitsize is not None: nodelist.append(("bitsize", self.bitsize)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + if self.init is not None: + yield self.init + if self.bitsize is not None: + yield self.bitsize + + attr_names = ('name', 'quals', 'storage', 'funcspec', ) + +class DeclList(Node): + __slots__ = ('decls', 'coord', '__weakref__') + def __init__(self, decls, coord=None): + self.decls = decls + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.decls or []): + nodelist.append(("decls[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.decls or []): + yield child + + attr_names = () + +class Default(Node): + __slots__ = ('stmts', 'coord', '__weakref__') + def __init__(self, stmts, coord=None): + self.stmts = stmts + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.stmts or []): + nodelist.append(("stmts[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.stmts or []): + yield child + + attr_names = () + +class DoWhile(Node): + __slots__ = ('cond', 'stmt', 'coord', '__weakref__') + def __init__(self, cond, stmt, coord=None): + self.cond = cond + self.stmt = stmt + self.coord = coord + + def children(self): + nodelist = [] + if self.cond is not None: nodelist.append(("cond", self.cond)) + if self.stmt is not None: nodelist.append(("stmt", self.stmt)) + return tuple(nodelist) + + def __iter__(self): + if self.cond is not None: + yield self.cond + if self.stmt is not None: + yield self.stmt + + attr_names = () + +class EllipsisParam(Node): + __slots__ = ('coord', '__weakref__') + def __init__(self, coord=None): + self.coord = coord + + def children(self): + return () + + def __iter__(self): + return + yield + + attr_names = () + +class EmptyStatement(Node): + __slots__ = ('coord', '__weakref__') + def __init__(self, coord=None): + self.coord = coord + + def children(self): + return () + + def __iter__(self): + return + yield + + attr_names = () + +class Enum(Node): + __slots__ = ('name', 'values', 'coord', '__weakref__') + def __init__(self, name, values, coord=None): + self.name = name + self.values = values + self.coord = coord + + def children(self): + nodelist = [] + if self.values is not None: nodelist.append(("values", self.values)) + return tuple(nodelist) + + def __iter__(self): + if self.values is not None: + yield self.values + + attr_names = ('name', ) + +class Enumerator(Node): + __slots__ = ('name', 'value', 'coord', '__weakref__') + def __init__(self, name, value, coord=None): + self.name = name + self.value = value + self.coord = coord + + def children(self): + nodelist = [] + if self.value is not None: nodelist.append(("value", self.value)) + return tuple(nodelist) + + def __iter__(self): + if self.value is not None: + yield self.value + + attr_names = ('name', ) + +class EnumeratorList(Node): + __slots__ = ('enumerators', 'coord', '__weakref__') + def __init__(self, enumerators, coord=None): + self.enumerators = enumerators + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.enumerators or []): + nodelist.append(("enumerators[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.enumerators or []): + yield child + + attr_names = () + +class ExprList(Node): + __slots__ = ('exprs', 'coord', '__weakref__') + def __init__(self, exprs, coord=None): + self.exprs = exprs + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.exprs or []): + nodelist.append(("exprs[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.exprs or []): + yield child + + attr_names = () + +class FileAST(Node): + __slots__ = ('ext', 'coord', '__weakref__') + def __init__(self, ext, coord=None): + self.ext = ext + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.ext or []): + nodelist.append(("ext[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.ext or []): + yield child + + attr_names = () + +class For(Node): + __slots__ = ('init', 'cond', 'next', 'stmt', 'coord', '__weakref__') + def __init__(self, init, cond, next, stmt, coord=None): + self.init = init + self.cond = cond + self.next = next + self.stmt = stmt + self.coord = coord + + def children(self): + nodelist = [] + if self.init is not None: nodelist.append(("init", self.init)) + if self.cond is not None: nodelist.append(("cond", self.cond)) + if self.next is not None: nodelist.append(("next", self.next)) + if self.stmt is not None: nodelist.append(("stmt", self.stmt)) + return tuple(nodelist) + + def __iter__(self): + if self.init is not None: + yield self.init + if self.cond is not None: + yield self.cond + if self.next is not None: + yield self.next + if self.stmt is not None: + yield self.stmt + + attr_names = () + +class FuncCall(Node): + __slots__ = ('name', 'args', 'coord', '__weakref__') + def __init__(self, name, args, coord=None): + self.name = name + self.args = args + self.coord = coord + + def children(self): + nodelist = [] + if self.name is not None: nodelist.append(("name", self.name)) + if self.args is not None: nodelist.append(("args", self.args)) + return tuple(nodelist) + + def __iter__(self): + if self.name is not None: + yield self.name + if self.args is not None: + yield self.args + + attr_names = () + +class FuncDecl(Node): + __slots__ = ('args', 'type', 'coord', '__weakref__') + def __init__(self, args, type, coord=None): + self.args = args + self.type = type + self.coord = coord + + def children(self): + nodelist = [] + if self.args is not None: nodelist.append(("args", self.args)) + if self.type is not None: nodelist.append(("type", self.type)) + return tuple(nodelist) + + def __iter__(self): + if self.args is not None: + yield self.args + if self.type is not None: + yield self.type + + attr_names = () + +class FuncDef(Node): + __slots__ = ('decl', 'param_decls', 'body', 'coord', '__weakref__') + def __init__(self, decl, param_decls, body, coord=None): + self.decl = decl + self.param_decls = param_decls + self.body = body + self.coord = coord + + def children(self): + nodelist = [] + if self.decl is not None: nodelist.append(("decl", self.decl)) + if self.body is not None: nodelist.append(("body", self.body)) + for i, child in enumerate(self.param_decls or []): + nodelist.append(("param_decls[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + if self.decl is not None: + yield self.decl + if self.body is not None: + yield self.body + for child in (self.param_decls or []): + yield child + + attr_names = () + +class Goto(Node): + __slots__ = ('name', 'coord', '__weakref__') + def __init__(self, name, coord=None): + self.name = name + self.coord = coord + + def children(self): + nodelist = [] + return tuple(nodelist) + + def __iter__(self): + return + yield + + attr_names = ('name', ) + +class ID(Node): + __slots__ = ('name', 'coord', '__weakref__') + def __init__(self, name, coord=None): + self.name = name + self.coord = coord + + def children(self): + nodelist = [] + return tuple(nodelist) + + def __iter__(self): + return + yield + + attr_names = ('name', ) + +class IdentifierType(Node): + __slots__ = ('names', 'coord', '__weakref__') + def __init__(self, names, coord=None): + self.names = names + self.coord = coord + + def children(self): + nodelist = [] + return tuple(nodelist) + + def __iter__(self): + return + yield + + attr_names = ('names', ) + +class If(Node): + __slots__ = ('cond', 'iftrue', 'iffalse', 'coord', '__weakref__') + def __init__(self, cond, iftrue, iffalse, coord=None): + self.cond = cond + self.iftrue = iftrue + self.iffalse = iffalse + self.coord = coord + + def children(self): + nodelist = [] + if self.cond is not None: nodelist.append(("cond", self.cond)) + if self.iftrue is not None: nodelist.append(("iftrue", self.iftrue)) + if self.iffalse is not None: nodelist.append(("iffalse", self.iffalse)) + return tuple(nodelist) + + def __iter__(self): + if self.cond is not None: + yield self.cond + if self.iftrue is not None: + yield self.iftrue + if self.iffalse is not None: + yield self.iffalse + + attr_names = () + +class InitList(Node): + __slots__ = ('exprs', 'coord', '__weakref__') + def __init__(self, exprs, coord=None): + self.exprs = exprs + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.exprs or []): + nodelist.append(("exprs[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.exprs or []): + yield child + + attr_names = () + +class Label(Node): + __slots__ = ('name', 'stmt', 'coord', '__weakref__') + def __init__(self, name, stmt, coord=None): + self.name = name + self.stmt = stmt + self.coord = coord + + def children(self): + nodelist = [] + if self.stmt is not None: nodelist.append(("stmt", self.stmt)) + return tuple(nodelist) + + def __iter__(self): + if self.stmt is not None: + yield self.stmt + + attr_names = ('name', ) + +class NamedInitializer(Node): + __slots__ = ('name', 'expr', 'coord', '__weakref__') + def __init__(self, name, expr, coord=None): + self.name = name + self.expr = expr + self.coord = coord + + def children(self): + nodelist = [] + if self.expr is not None: nodelist.append(("expr", self.expr)) + for i, child in enumerate(self.name or []): + nodelist.append(("name[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + if self.expr is not None: + yield self.expr + for child in (self.name or []): + yield child + + attr_names = () + +class ParamList(Node): + __slots__ = ('params', 'coord', '__weakref__') + def __init__(self, params, coord=None): + self.params = params + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.params or []): + nodelist.append(("params[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.params or []): + yield child + + attr_names = () + +class PtrDecl(Node): + __slots__ = ('quals', 'type', 'coord', '__weakref__') + def __init__(self, quals, type, coord=None): + self.quals = quals + self.type = type + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + + attr_names = ('quals', ) + +class Return(Node): + __slots__ = ('expr', 'coord', '__weakref__') + def __init__(self, expr, coord=None): + self.expr = expr + self.coord = coord + + def children(self): + nodelist = [] + if self.expr is not None: nodelist.append(("expr", self.expr)) + return tuple(nodelist) + + def __iter__(self): + if self.expr is not None: + yield self.expr + + attr_names = () + +class Struct(Node): + __slots__ = ('name', 'decls', 'coord', '__weakref__') + def __init__(self, name, decls, coord=None): + self.name = name + self.decls = decls + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.decls or []): + nodelist.append(("decls[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.decls or []): + yield child + + attr_names = ('name', ) + +class StructRef(Node): + __slots__ = ('name', 'type', 'field', 'coord', '__weakref__') + def __init__(self, name, type, field, coord=None): + self.name = name + self.type = type + self.field = field + self.coord = coord + + def children(self): + nodelist = [] + if self.name is not None: nodelist.append(("name", self.name)) + if self.field is not None: nodelist.append(("field", self.field)) + return tuple(nodelist) + + def __iter__(self): + if self.name is not None: + yield self.name + if self.field is not None: + yield self.field + + attr_names = ('type', ) + +class Switch(Node): + __slots__ = ('cond', 'stmt', 'coord', '__weakref__') + def __init__(self, cond, stmt, coord=None): + self.cond = cond + self.stmt = stmt + self.coord = coord + + def children(self): + nodelist = [] + if self.cond is not None: nodelist.append(("cond", self.cond)) + if self.stmt is not None: nodelist.append(("stmt", self.stmt)) + return tuple(nodelist) + + def __iter__(self): + if self.cond is not None: + yield self.cond + if self.stmt is not None: + yield self.stmt + + attr_names = () + +class TernaryOp(Node): + __slots__ = ('cond', 'iftrue', 'iffalse', 'coord', '__weakref__') + def __init__(self, cond, iftrue, iffalse, coord=None): + self.cond = cond + self.iftrue = iftrue + self.iffalse = iffalse + self.coord = coord + + def children(self): + nodelist = [] + if self.cond is not None: nodelist.append(("cond", self.cond)) + if self.iftrue is not None: nodelist.append(("iftrue", self.iftrue)) + if self.iffalse is not None: nodelist.append(("iffalse", self.iffalse)) + return tuple(nodelist) + + def __iter__(self): + if self.cond is not None: + yield self.cond + if self.iftrue is not None: + yield self.iftrue + if self.iffalse is not None: + yield self.iffalse + + attr_names = () + +class TypeDecl(Node): + __slots__ = ('declname', 'quals', 'type', 'coord', '__weakref__') + def __init__(self, declname, quals, type, coord=None): + self.declname = declname + self.quals = quals + self.type = type + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + + attr_names = ('declname', 'quals', ) + +class Typedef(Node): + __slots__ = ('name', 'quals', 'storage', 'type', 'coord', '__weakref__') + def __init__(self, name, quals, storage, type, coord=None): + self.name = name + self.quals = quals + self.storage = storage + self.type = type + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + + attr_names = ('name', 'quals', 'storage', ) + +class Typename(Node): + __slots__ = ('name', 'quals', 'type', 'coord', '__weakref__') + def __init__(self, name, quals, type, coord=None): + self.name = name + self.quals = quals + self.type = type + self.coord = coord + + def children(self): + nodelist = [] + if self.type is not None: nodelist.append(("type", self.type)) + return tuple(nodelist) + + def __iter__(self): + if self.type is not None: + yield self.type + + attr_names = ('name', 'quals', ) + +class UnaryOp(Node): + __slots__ = ('op', 'expr', 'coord', '__weakref__') + def __init__(self, op, expr, coord=None): + self.op = op + self.expr = expr + self.coord = coord + + def children(self): + nodelist = [] + if self.expr is not None: nodelist.append(("expr", self.expr)) + return tuple(nodelist) + + def __iter__(self): + if self.expr is not None: + yield self.expr + + attr_names = ('op', ) + +class Union(Node): + __slots__ = ('name', 'decls', 'coord', '__weakref__') + def __init__(self, name, decls, coord=None): + self.name = name + self.decls = decls + self.coord = coord + + def children(self): + nodelist = [] + for i, child in enumerate(self.decls or []): + nodelist.append(("decls[%d]" % i, child)) + return tuple(nodelist) + + def __iter__(self): + for child in (self.decls or []): + yield child + + attr_names = ('name', ) + +class While(Node): + __slots__ = ('cond', 'stmt', 'coord', '__weakref__') + def __init__(self, cond, stmt, coord=None): + self.cond = cond + self.stmt = stmt + self.coord = coord + + def children(self): + nodelist = [] + if self.cond is not None: nodelist.append(("cond", self.cond)) + if self.stmt is not None: nodelist.append(("stmt", self.stmt)) + return tuple(nodelist) + + def __iter__(self): + if self.cond is not None: + yield self.cond + if self.stmt is not None: + yield self.stmt + + attr_names = () + +class Pragma(Node): + __slots__ = ('string', 'coord', '__weakref__') + def __init__(self, string, coord=None): + self.string = string + self.coord = coord + + def children(self): + nodelist = [] + return tuple(nodelist) + + def __iter__(self): + return + yield + + attr_names = ('string', ) + |