Added #diagram:... comments for Kees Blom's railroad diagram generator
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# Change log:
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# 17-Aug-94:
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# Added #diagram:... comments for Kees Blom's railroad diagram generator
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# 3-May-94:
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# Added else clause to try-except
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@ -92,6 +95,16 @@
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# eval_input is the input for the eval() and input() functions.
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# NB: compound_stmt in single_input is followed by extra NEWLINE!
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#diagram:token NAME
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#diagram:token NUMBER
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#diagram:token STRING
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#diagram:token NEWLINE
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#diagram:token ENDMARKER
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#diagram:token INDENT
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#diagram:output\input python.bla
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#diagram:token DEDENT
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#diagram:output\textwidth 20.04cm\oddsidemargin 0.0cm\evensidemargin 0.0cm
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#diagram:rules
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single_input: NEWLINE | simple_stmt | compound_stmt NEWLINE
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file_input: (NEWLINE | stmt)* ENDMARKER
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eval_input: testlist NEWLINE* ENDMARKER
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@ -117,17 +130,20 @@ return_stmt: 'return' [testlist]
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raise_stmt: 'raise' test [',' test]
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import_stmt: 'import' NAME (',' NAME)* | 'from' NAME 'import' ('*' | NAME (',' NAME)*)
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global_stmt: 'global' NAME (',' NAME)*
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access_stmt: 'access' ('*' | NAME (',' NAME)*) ':' accesstype (',' accesstype)*
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access_stmt: ('access' ('*' | NAME (',' NAME)*) ':' #diagram:break
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accesstype (',' accesstype)*)
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accesstype: NAME+
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# accesstype should be ('public' | 'protected' | 'private') ['read'] ['write']
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# but can't be because that would create undesirable reserved words!
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exec_stmt: 'exec' expr ['in' test [',' test]]
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compound_stmt: if_stmt | while_stmt | for_stmt | try_stmt | funcdef | classdef
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if_stmt: 'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite]
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if_stmt: ('if' test ':' suite ('elif' test ':' suite)* #diagram:break
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['else' ':' suite])
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while_stmt: 'while' test ':' suite ['else' ':' suite]
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for_stmt: 'for' exprlist 'in' testlist ':' suite ['else' ':' suite]
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try_stmt: 'try' ':' suite (except_clause ':' suite)+ ['else' ':' suite] | 'try' ':' suite 'finally' ':' suite
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try_stmt: ('try' ':' suite (except_clause ':' suite)+ #diagram:break
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['else' ':' suite] | 'try' ':' suite 'finally' ':' suite)
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# NB compile.c makes sure that the default except clause is last
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except_clause: 'except' [test [',' test]]
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suite: simple_stmt | NEWLINE INDENT stmt+ DEDENT
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