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Annotation of /trunk/文法.txt

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Revision 3 - (hide annotations) (download)
Sat Mar 28 21:18:55 2015 UTC (9 years ago) by yamat0jp
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テストコード添付
1 yamat0jp 3 Grammer = {Production, Program}
2     Production = { Program -> M { M }
3     M -> ident '{' Bb { Fn Bb } '}'
4     Bb -> { S | A }
5     B -> '{' Bb '}'
6     Fn -> ( S | I | V ) ident '('
7     ( @ | ( S | I ) ident { , ( S | I ) ident } ) ')' B
8     A -> ( aI | aS ) ident '[' number ( @ | ! number ) ']'
9     { , ident '[' number ( @ | ! number ) ']' } ;
10     S -> B
11     S -> ( print E { , E } | println ( @ | E { , E } ) ) ;
12     S -> if '(' E ')' S ( @ | else S )
13     S -> for '(' E ; E ; E ')' S
14     S -> while '(' E ')' S
15     S -> do S while '(' E ')' ;
16     S -> return ( @ | E ) ;
17     S -> break ;
18     S -> E ;
19     S -> E1 ( @ | = E )
20     E1 -> E2 ( @ | ( == | != | < | > | <= | >= ) E2 )
21     E2 -> T { ( + | - ) T }
22     T -> F { ( * | / ) F ( @ | ! F ) }
23     F -> number
24     F -> mojiretu
25     F -> '(' E ')'
26     F -> ( + | - ) F
27     F -> ( @ | ident . ) ident '(' { E { , E } } ')'
28     F -> Sa ( @ | ++ | -- )
29     Sa - > ident
30     Sa -> ident '[' E ( @ | ! E ) ']'
31     }

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