(require_directive "require" @structure.anchor "(" @structure.open ")" @structure.close) (exclude_directive "exclude" @structure.anchor "(" @structure.open ")" @structure.close) (module_directive "module" @structure.anchor "(" @structure.open ")" @structure.close) (replace_directive "replace" @structure.anchor "(" @structure.open ")" @structure.close) (retract_directive "retract" @structure.anchor "(" @structure.open ")" @structure.close) (ignore_directive "ignore" @structure.anchor "(" @structure.open ")" @structure.close)