parseNUMBERLITERAL

    pub fn parseNUMBERLITERAL(p: *Parser) Error!bool {
        const def_index = @backingInt(Def.defNUMBERLITERAL);
        if (p.depths[def_index] > max_depth) return error.MaxDepth;
        p.depths[def_index] += 1;
        defer p.depths[def_index] -= 1;
        return blk_0: {
            const pos_0 = p.i;
            if (try p.parseskip() and (p.i < p.source.len and switch (p.source[p.i]) {
                '0'...'9',
                => blk_1: {
                    p.i += 1;
                    break :blk_1 true;
                },
                else => false,
            }) and blk_1: {
                var i_1: usize = 0;
                while (try p.parsedigit_int()) {
                    if (i_1 > max_depth) return error.MaxDepth;
                    i_1 += 1;
                }
                break :blk_1 true;
            } and blk_1: {
                if (std.mem.startsWith(u8, p.source[p.i..], ".")) {
                    p.i += 1;
                    break :blk_1 true;
                }
                break :blk_1 false;
            } and blk_1: {
                var match_1 = false;
                var i_1: usize = 0;
                while (try p.parsedigit_float()) {
                    match_1 = true;
                    if (i_1 > max_depth) return error.MaxDepth;
                    i_1 += 1;
                }
                break :blk_1 match_1;
            }) break :blk_0 true;
            p.i = pos_0;
            if (try p.parseskip() and (p.i < p.source.len and switch (p.source[p.i]) {
                '0'...'9',
                => blk_1: {
                    p.i += 1;
                    break :blk_1 true;
                },
                else => false,
            }) and blk_1: {
                var i_1: usize = 0;
                while (try p.parsedigit_float()) {
                    if (i_1 > max_depth) return error.MaxDepth;
                    i_1 += 1;
                }
                break :blk_1 true;
            }) break :blk_0 true;
            p.i = pos_0;
            break :blk_0 false;
        };
    }