0986f9001e
This provides free argument-length checking for macros.
34 lines
841 B
Python
34 lines
841 B
Python
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from hy.macros import macro, process
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from hy.lex import tokenize
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from hy.models.string import HyString
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from hy.models.list import HyList
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@macro("test")
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def tmac(*tree):
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""" Turn an expression into a list """
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return HyList(tree)
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def test_preprocessor_simple():
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""" Test basic macro expantion """
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obj = process(tokenize('(test "one" "two")')[0])
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assert obj == HyList(["one", "two"])
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assert type(obj) == HyList
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def test_preprocessor_expression():
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""" Test inner macro expantion """
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obj = process(tokenize('(test (test "one" "two"))')[0])
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assert type(obj) == HyList
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assert type(obj[0]) == HyList
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assert obj[0] == HyList([HyString("one"), HyString("two")])
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obj = HyList([HyString("one"), HyString("two")])
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obj = tokenize('(shill ["one" "two"])')[0][1]
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assert obj == process(obj)
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