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* llama, main : constrain sampling to grammar * allow loading grammar from file * fix whitespace errors * handle & print parser errors * add comments to grammar syntax and allow newlines where unambiguous * add missing include * support alternates in root rule * fix bugs with empty token and EOS * adjust JSON grammar * remove swp file * rewrite ternary expressions Co-authored-by: Henri Vasserman <henv@hot.ee> * use struct for grammar elements and add Unicode support * add unicode escapes * add inverse char ranges * only sample full tokens (no peeking or truncation) * llama : minor style changes blindly applied in online editor - hopefully I didn't break something * update help text * add warning message if EOS is disabled --------- Co-authored-by: Henri Vasserman <henv@hot.ee> Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
7 lines
177 B
Plaintext
7 lines
177 B
Plaintext
root ::= (expr "=" ws term "\n")+
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expr ::= term ([-+*/] term)*
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term ::= ident | num | "(" ws expr ")" ws
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ident ::= [a-z] [a-z0-9_]* ws
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num ::= [0-9]+ ws
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ws ::= [ \t\n]*
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