Similar proposal by me from 2012-01-09: http://lists.w3.org/Archives/Public/www-style/2012Jan/0371.html 21.04.2012, 17:17, "Pete Boere" <pete@the-echoplex.net>: > Looking at the editor draft for CSS3 hierarchies (http://dev.w3.org/csswg/css3-hierarchies/) one thing that bothers me is the excess of ampersands. Would using @-rule syntax avoid this necessity? > > @prefix table.fixtures { > > ššš td, th { > ššš ššš color: #333; > ššš ššš background: #f5f5f5; > ššš ššš } > ššš th { > ššš ššš border: 1px solid; > ššš ššš } > > ššš @prefix tbody, thead { > ššš ššš ... > ššš } > } > > The ampersand could be re-purposed solely as an optional positional symbol as some preprocessors use it: > > @prefix .module { > > ššš &.alt { > ššš ššš color: purple; > ššš ššš } > ššš .hasJs & { > ššš ššš color: red; > ššš ššš } > } > > .module.alt { color: purple; } > .hasJs .module { color: red; } > > Another thing that concerns me about nesting in general is the lock-in that means no rules can be repurposed outside of a nested block; Introducing another symbol to compliment the ampersand could enable an opt out: > > @prefix .module { > > ššš ^.button, > ššš .button { > ššš ššš ... > ššš } > } > > .button, > .module .button { > ššš ... > } > > -- > Pete Boere > Web DeveloperReceived on Saturday, 21 April 2012 13:47:10 UTC
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