fn __action721<'i, L>(
    ctx: &ParseContext,
    __0: (LexerPosition, InitializerData, LexerPosition),
) -> Initializerwhere
    L: HasLexerError,fn __action721<'i, L>(
    ctx: &ParseContext,
    __0: (LexerPosition, InitializerData, LexerPosition),
) -> Initializerwhere
    L: HasLexerError,