happy
The LALR(1) Parser Generator for Haskell
Happy is a parser generator for Haskell. Given a grammar specification in BNF, Happy generates Haskell code to parse the grammar. Happy works in a similar way to the 'yacc' tool for C.
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openSUSE Tumbleweed
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SUSE SLE-15-SP1
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The following distributions are not officially supported. Use these packages at your own risk.