python (3.12.0)
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Zd Zd Zd Zy)zPattern compiler.
The grammar is taken from PatternGrammar.txt.
The compiler compiles a pattern to a pytree.*Pattern instance.
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BF -6*eUC t O s A3A=6A=c 0 e Zd ZddZddZd ZddZd Zy) PatternCompilerNc |+t j | _ t j | _ n>t j | | _ t j | j | _ t j | _ t j | _ t j | j t | _ y)z^Initializer.
Takes an optional alternative filename for the pattern grammar.
N)convert)r pattern_grammarr pattern_symbolssymsr load_grammarSymbolspython_grammar pygrammarpython_symbolspysymsDriverpattern_convert)self grammar_files r __init__zPatternCompiler.__init__( sz
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| dd}~ww xY w)z=Compiles a pattern string to a nested pytree.*Pattern object.)debugN)r% r parse_tokensr
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str compile_node)r5 r r9 with_treer rootes r compile_patternz PatternCompiler.compile_pattern7 s !%( 7;;++F%+@D $$T*D0 0$$T* * 7$SV,$ 6 7s A A=#A88A=c |j | j j k( r|j d }|j | j j k( rx|j ddd D cg c] }| j | }}t
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}|||_ |j S c c}w c c}w c c}w ) zXCompiles a node, recursively.
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compile_basicNegatedPatternr EQUALr! RepeaterSTARHUGEPLUSLBRACEget_intname)r5 nodechaltsapunitspatternr[ nodesrepeatrK childrE rF s r r= z PatternCompiler.compile_nodeC s 99 )) )==#D 99 .. .48MM#A#4FGbD%%b)GDG4yA~Aw&&T':':qIA::< 99 -- -59]]CrT&&r*CEC5zQ Qx&&wA1=A::< 99 -- -(( qr):;G%%g.A::<
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+E"N!F r r' )ro rk NUMBERTOKENc | d j rt j S | t j v rt j | S y )Nr )isalphar ro r opmap)r! s r rn rn s: Qxzz '-- }}U##r c |\ }}}}|s|| j v rt j ||| S t j ||| S )z9Converts raw node information to a Node or Leaf instance.)context)
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