def StmtRet():
yield ps.token(TOKEN.RETURN)
found_expr = yield ps.times(Exp, 0, 1)
found_expr = found_expr[0] if len(found_expr) > 0 else None
yield ps.token(TOKEN.SEMICOLON)
return AST.RETURN(expr=found_expr)
Token(None, TOKEN.IDENTIFIER, "y")
],
type=None,
vardecls=[],
stmts=[]),
AST.FUNDECL(kind=FunKind.INFIXR,
fixity=Token(None, TOKEN.INT, 4),
id=Token(None, TOKEN.OP_IDENTIFIER, "^^"),
params=[
Token(None, TOKEN.IDENTIFIER, "x"),
Token(None, TOKEN.IDENTIFIER, "y")
],
type=None,
vardecls=[],
stmts=[
AST.STMT(val=AST.RETURN(expr=None)),
AST.STMT(val=AST.RETURN(expr=None))
]),
AST.FUNDECL(
kind=FunKind.FUNC,
fixity=None,
id=Token(None, TOKEN.OP_IDENTIFIER, "fib2"),
params=[
Token(None, TOKEN.IDENTIFIER, "xtup"),
Token(None, TOKEN.IDENTIFIER, "y"),
Token(None, TOKEN.IDENTIFIER, "z")
],
type=AST.FUNTYPE(from_types=[
AST.TUPLETYPE(
a=AST.TYPE(val=AST.BASICTYPE(type_id=Token(
None, TOKEN.TYPE_IDENTIFIER, "Char"))),