Module parser 

CSS selector parser. CSS selector parser.

Parses a CSS selector string into an ast::SelectorList using a hand-rolled recursive-descent parser. Supports:

• Type selectors: div, p, span
• Class selectors: .class
• ID selectors: #id
• Universal selector: *
• Attribute selectors: [attr], [attr=val], [attr~=val], [attr^=val], [attr$=val], [attr*=val]
• Pseudo-classes: :first-child, :last-child, :nth-child(an+b), :not(sel)
• Compound selectors: div.class#id[attr]
• Combinators: A B (descendant), A > B (child), A + B (adjacent), A ~ B (general sibling)
• Comma-separated selector lists: div, span

Functions

parse_selector

Parse a CSS selector string into a SelectorList.

parse_single_selector

Parse a single CSS selector (no commas).