{ symlinkJoin }: flutter: let self = symlinkJoin { name = "${flutter.name}-sdk-links"; paths = [ flutter flutter.sdk ]; passthru = flutter.passthru // { # Update the SDK attribute. # This allows any modified SDK files to be included # in future invocations. sdk = self; }; meta = flutter.meta // { longDescription = '' ${flutter.meta.longDescription} Modified binaries are linked into the original SDK directory for use with tools that use the whole SDK. ''; }; }; in self