def getFirstIdentifier (pt):
"""getFirstIdentifier()
Get the first identifier token found in the given parse tree."""
ret_val = None
for pt_payload in TreeUtils.prefix_tree_iter(pt):
if type(pt_payload) == tuple and pt_payload[0] == IDENTIFIER:
ret_val = pt_payload
break
return ret_val
def isTypedef (pt):
"""isTypedef()
Predicate function for determining if the current parse tree
corresponds to a type definiton."""
ret_val = False
typedef_tok = cTokenMap["TYPEDEF"]
for pt_payload in TreeUtils.prefix_tree_iter(pt):
if type(pt_payload) == tuple and pt_payload[0] == typedef_tok:
ret_val = True
break
return ret_val
