diff options
Diffstat (limited to 'Grammar')
| -rw-r--r-- | Grammar/Grammar | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/Grammar/Grammar b/Grammar/Grammar index 2e0b20c..771e47f 100644 --- a/Grammar/Grammar +++ b/Grammar/Grammar @@ -2,6 +2,9 @@ # Change log: +# 17-Aug-94: +# Added #diagram:... comments for Kees Blom's railroad diagram generator + # 3-May-94: # Added else clause to try-except @@ -92,6 +95,16 @@ # eval_input is the input for the eval() and input() functions. # NB: compound_stmt in single_input is followed by extra NEWLINE! +#diagram:token NAME +#diagram:token NUMBER +#diagram:token STRING +#diagram:token NEWLINE +#diagram:token ENDMARKER +#diagram:token INDENT +#diagram:output\input python.bla +#diagram:token DEDENT +#diagram:output\textwidth 20.04cm\oddsidemargin 0.0cm\evensidemargin 0.0cm +#diagram:rules single_input: NEWLINE | simple_stmt | compound_stmt NEWLINE file_input: (NEWLINE | stmt)* ENDMARKER eval_input: testlist NEWLINE* ENDMARKER @@ -117,17 +130,20 @@ return_stmt: 'return' [testlist] raise_stmt: 'raise' test [',' test] import_stmt: 'import' NAME (',' NAME)* | 'from' NAME 'import' ('*' | NAME (',' NAME)*) global_stmt: 'global' NAME (',' NAME)* -access_stmt: 'access' ('*' | NAME (',' NAME)*) ':' accesstype (',' accesstype)* +access_stmt: ('access' ('*' | NAME (',' NAME)*) ':' #diagram:break + accesstype (',' accesstype)*) accesstype: NAME+ # accesstype should be ('public' | 'protected' | 'private') ['read'] ['write'] # but can't be because that would create undesirable reserved words! exec_stmt: 'exec' expr ['in' test [',' test]] compound_stmt: if_stmt | while_stmt | for_stmt | try_stmt | funcdef | classdef -if_stmt: 'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] +if_stmt: ('if' test ':' suite ('elif' test ':' suite)* #diagram:break + ['else' ':' suite]) while_stmt: 'while' test ':' suite ['else' ':' suite] for_stmt: 'for' exprlist 'in' testlist ':' suite ['else' ':' suite] -try_stmt: 'try' ':' suite (except_clause ':' suite)+ ['else' ':' suite] | 'try' ':' suite 'finally' ':' suite +try_stmt: ('try' ':' suite (except_clause ':' suite)+ #diagram:break + ['else' ':' suite] | 'try' ':' suite 'finally' ':' suite) # NB compile.c makes sure that the default except clause is last except_clause: 'except' [test [',' test]] suite: simple_stmt | NEWLINE INDENT stmt+ DEDENT |