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author | Matthias Schiffer <mschiffer@universe-factory.net> | 2015-03-31 04:09:03 +0200 |
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committer | Matthias Schiffer <mschiffer@universe-factory.net> | 2015-03-31 04:09:03 +0200 |
commit | 8b707351c72edb799195ea8c8423f34c72c5c46b (patch) | |
tree | 0db36bc3117dc85d4ad33abae81903ea90d3d658 /src/generator.cpp | |
parent | 679aa4588460b53b3b43ad19e76865c373c8f221 (diff) | |
download | solar-8b707351c72edb799195ea8c8423f34c72c5c46b.tar solar-8b707351c72edb799195ea8c8423f34c72c5c46b.zip |
Add generator_t
Diffstat (limited to 'src/generator.cpp')
-rw-r--r-- | src/generator.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/generator.cpp b/src/generator.cpp new file mode 100644 index 0000000..62c2584 --- /dev/null +++ b/src/generator.cpp @@ -0,0 +1,44 @@ +/* + Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net> + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +#include "generator.hpp" + + +namespace solar { + +generator_t::generator_t(const std::set<item_t> &rules0) { + for (item_t rule : rules0) { + rules.emplace(rule.get_lhs(), rule); + + while (rule.has_next()) { + items.emplace(rule.get_next_symbol(), rule); + rule.shift(); + } + } + +} + +} |