Re: [Help-source-highlight] regexp in javascript.lang (3rd try!)

[Lorenzo Bettini]

OK

so the only solution is the one you had proposed :-)

it's quite a pity not re-using java.lang, but that's not a big deal, is 
it? ;-)

cheers
        Lorenzo

address@hidden wrote:
> Lorenzo Bettini wrote:
> > address@hidden wrote:
> > > include "c_comment.lang"
> > >
> > > keyword =
> > > "abstract|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|false|final|finally|for|function|goto|if|implements|in|instanceof|interface|native|new|null|private|protected|prototype|public|return|static|super|switch|synchronized|throw|throws|this|transient|true|try|typeof|var|volatile|while|with" 
> > >
> > >
> > > (symbol,normal,symbol) = `(\+\+|--|\)|\])(\s*)(/=?(?![*/]))`
> > > (number,normal,symbol) =
> > > `(0x[[:xdigit:]]+|(?:[[:digit:]]*\.)?[[:digit:]]+(?:[eE][+-]?[[:digit:]]+)?)(\s*)(/(?![*/]))` 
> > >
> > > (normal,symbol) = `([[:alpha:]$_][[:alnum:]$_]*\s*)(/=?(?![*/]))`
> > >
> > > regexp = '/(\\.|[^*\\/])(\\.|[^\\/])*/[gim]*'
> > >
> > > include "number.lang"
> > >
> > > include "c_string.lang"
> > >
> > > include "symbols.lang"
> > >
> > > cbracket = "{|}"
> > >
> > > include "function.lang"
> >
> > Actually it works also this way, and it reuses most of java.lang (see 
> > the attached file);
> >
> > what do you think?
>
> The keyword definition has to occur before the definitions with the 
> division operator in order to correctly match things like this:
>
> /* unusual, but valid JavaScript */
> throw /foo/;
>
> /* this is more likely to occur in practice */
> function f() {
>   return /foo/;
> }
>
> /* or this */
> function g(bar) {
>   return /foo/.test(bar);
> }
>
>
> _______________________________________________
> Help-source-highlight mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/help-source-highlight


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Lorenzo Bettini, PhD in Computer Science, DI, Univ. Torino
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