484daafa53
It was an odd one out by being in hy.core but needing to be called by a qualified name. It's at home in hy.extra.
42 lines
1.7 KiB
Hy
42 lines
1.7 KiB
Hy
;;; Get a frozenset of Hy reserved words
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;;
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;; Copyright (c) 2016 Paul Tagliamonte <paultag@debian.org>
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;;
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;; Permission is hereby granted, free of charge, to any person obtaining a
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;; copy of this software and associated documentation files (the "Software"),
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;; to deal in the Software without restriction, including without limitation
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;; the rights to use, copy, modify, merge, publish, distribute, sublicense,
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;; and/or sell copies of the Software, and to permit persons to whom the
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;; Software is furnished to do so, subject to the following conditions:
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;;
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;; The above copyright notice and this permission notice shall be included in
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;; all copies or substantial portions of the Software.
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;;
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;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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;; THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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;; DEALINGS IN THE SOFTWARE.
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(import hy sys keyword)
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(setv _cache None)
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(defn names []
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"Return a frozenset of reserved symbol names.
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The result of the first call is cached."
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(global _cache)
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(if (is _cache None) (do
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(setv unmangle (. sys.modules ["hy.lex.parser"] hy_symbol_unmangle))
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(setv _cache (frozenset (map unmangle (+
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hy.core.language.*exports*
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hy.core.shadow.*exports*
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(list (.keys (get hy.macros._hy_macros None)))
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keyword.kwlist
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(list-comp k [k (.keys hy.compiler.-compile-table)]
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(isinstance k hy._compat.string-types))))))))
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_cache)
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