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{
  "cid": "bafyreia5htyadggwjzoclqewqf36seawin3v5rl7ywye3nyqnd3gd4swr4",
  "uri": "at://did:plc:f66dkdmphqw54y5wovv4j5z3/app.bsky.feed.post/3liozjcapp4l2",
  "value": {
    "$type": "app.bsky.feed.post",
    "bridgyOriginalText": "<p>I really like the syntax of our Java DataFixerUpper library, so I tried replicating something similar in C++ with full compile-time support and I'm very happy with what I've landed with:</p><pre><code>struct foo {\n    int a;\n    unsigned int b;\n    char c;\n};\n\nstatic constexpr auto foo_codec = tuple_codec(\n    varint_codec&lt;int&gt;.of_member(&amp;foo::a), // zig-zag + varint encodes\n    unsigned_int_codec.of_member(&amp;foo::b),\n    char_codec.of_member(&amp;foo::c)\n).apply&lt;foo&gt;(); // Applies default ctor\n\nconst auto str = foo_codec.encode(foo{-1234, 0xbeefu, &#39;@&#39;});\nconst auto foo = foo_codec.decode(str);\n</code></pre><p>Internally this uses <code>std::tuple</code> to apply a series of callables in either direction for encoding and decoding</p>",
    "bridgyOriginalUrl": "https://retrodev.social/@xilefian/statuses/01JMMESQZYDGE03DPDTBWAWCK8",
    "createdAt": "2025-02-21T14:32:47.000Z",
    "embed": {
      "$type": "app.bsky.embed.external",
      "external": {
        "$type": "app.bsky.embed.external#external",
        "description": "",
        "title": "Original post on retrodev.social",
        "uri": "https://retrodev.social/@xilefian/statuses/01JMMESQZYDGE03DPDTBWAWCK8"
      }
    },
    "langs": [
      "en"
    ],
    "text": "I really like the syntax of our Java DataFixerUpper library, so I tried replicating something similar in C++ with full compile-time support and I'm very happy with what I've landed with:\n\n\n    struct foo {\n        int a;\n        unsigned int b;\n        char c;\n    };\n\n    static constexpr auto […]"
  }
}