Method extract_function

codegraph-kernel/src/ccpp/mod.rs:851–889

(&mut self, node: Node<'t>)

    // --- extractors ----------------------------------------------------------

    fn extract_function(&mut self, node: Node<'t>) {
        // Receiver present (out-of-line `Cls::method` def) → method instead.
        if self.variant == Variant::Cpp && self.receiver_type_of(node).is_some() {
            self.extract_method(node);
            return;
        }

        let name = self.extract_name(node);
        if name == "<anonymous>" {
            if let Some(body) = node.child_by_field_name("body") {
                self.visit_function_body(body);
            }
            return;
        }
        // Misparse artifacts: drop the node, still walk the body (#946/#1061).
        if self.is_misparsed_function(&name, node) {
            if let Some(body) = node.child_by_field_name("body") {
                self.visit_function_body(body);
            }
            return;
        }

        let extra = Extra {
            docstring: preceding_docstring(node, self.src),
            visibility: if self.variant == Variant::Cpp { self.visibility_of(node) } else { None },
            return_type: self.return_type_of(node),
            ..Extra::default()
        };
        let Some(row) = self.create_node("function", &name, node, extra) else { return };
        // (extractTypeAnnotations + extractDecoratorsFor are structural no-ops
        // for c/cpp: not in TYPE_ANNOTATION_LANGUAGES, and the decorator node
        // kinds never appear as direct children/preceding siblings in these
        // grammars — `attribute` only occurs under attribute_declaration.)
        self.stack.push(Scope { row, kind: "function", name });
        if let Some(body) = node.child_by_field_name("body") {
            self.visit_function_body(body);
        }
        self.stack.pop();
    }

    fn extract_method(&mut self, node: Node<'t>) {
        let receiver_type = if self.variant == Variant::Cpp { self.receiver_type_of(node) } else { None };