def precedence(ast):
nodes = []
for e in ast:
if isinstance(e, list) and e:
expr = precedence(e)
if isinstance(expr, list):
expr = pratt_parse(expr)
nodes.append(expr)
else:
nodes.append(e)
return nodes
def precedence(node, depth):
""" Parses operator precedence """
if not isinstance(node, Expr):
return node
return pratt_parse(node)
def precedence(node, depth):
""" Parses operator precedence """
if not isinstance(node, Expr):
return node
return pratt_parse(node)
def __init__(self, cond, body): self.cond = pratt_parse(cond) self.body = Block(pratt_parse(body), catch_ret=False)
