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fix bug 9
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6013 a592a061-630c-0410-9148-cb99ea01b6c8
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2003-02-01 Angus Leeming <leeming@lyx.org>
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* reLyX/Text/TeX.pm: fix bug 9: reLyX thinks \)* is a starred version
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of the \) command. (End of math environment.)
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2003-01-28 Edwin Leuven <e.leuven@uva.nl>
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* layouts/amsbook.layout:
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@ -96,13 +96,21 @@ $notusualtoks = "\\\\" . '\${}^_~&@%'; # Why \\\\? double interpretation!
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$notusualtokenclass = "[$notusualtoks]";
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$usualtokenclass = "[^$notusualtoks]";
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# Original $macro wouldn't recognize, e.g., '\section*'. Added '\*?' - Ak
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# (Had to add it for \section and \\ separately.)
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# \" or \frac, e.g. Note that it eats whitespace AFTER the token. This is
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# correct LaTeX behavior, but if text follows such a macro, and you just
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# print out the macro & then the text, they will run together.
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$macro = '\\\\(?:[^a-zA-Z]\*?|([a-zA-Z]+\*?)\s*)'; # Has one level of grouping
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#$macro = '\\\\(?:[^a-zA-Z]|([a-zA-Z]+)\s*)'; # Contains one level of grouping
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# The $macro RE matches LaTeX macros. Here's exactly what it does:
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# $macro = \\\\(?:RE)
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# This matches either '\\' or \RE where RE = RE1 or RE2
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# RE1 = '\)', so $macro will match the end of a math environment, '\)'
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# RE2 = (RE3 or RE4) followed by an arbitrary amount of trailing
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# whitespace, '\s*'
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# RE3 = '([^a-zA-Z)]\*?)'
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# Ie, a single non-alphabetic char followed by zero or 1 asterisks.
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# We already test for the presence of macro \) so this is excluded from
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# RE3 because '\)*' is not a macro. It is '\)' followed by an asterisk.
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# RE4 = '([a-zA-Z]+\*?)'
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# Ie, one or more alphabetic chars followed by zero or 1 asterisks
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# Eg, \section or \section*
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# Putting all this together:
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$macro = '\\\\(?:\)|([^a-zA-Z)]\*?)|([a-zA-Z]+\*?)\s*)';
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# active is a backslashed macro or $$ (same as \[) or ^^ followed by a char
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# (^^A means ASCII(1), e.g. See the TeXbook) or a special character like ~
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