Method push_php_use_ref

codegraph-kernel/src/php.rs:853–858

pushPhpUseRef (3563): `Foo\Bar\Baz` → an `imports` ref named `Foo\Bar::Baz`; a global-namespace name (no `\` after stripping one leading `\`) emits nothing here.

(&mut self, fqn: &str, from_row: u32, node: Node)

    /// `Foo\Bar::Baz`; a global-namespace name (no `\` after stripping one
    /// leading `\`) emits nothing here.
    fn push_php_use_ref(&mut self, fqn: &str, from_row: u32, node: Node) {
        let clean = fqn.strip_prefix('\\').unwrap_or(fqn);
        let Some(last_sep) = clean.rfind('\\') else { return };
        let name = format!("{}::{}", &clean[..last_sep], &clean[last_sep + 1..]);
        self.push_ref_at(from_row, &name, edge_kind_index("imports").unwrap(), node);
    }

    fn extract_import(&mut self, node: Node<'t>) {
        let kind = node.kind();