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Mix task that converts Mix dependencies to Nix derivations

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deps_nix priv default-overrides.nix
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priv/default-overrides.nix 

final: prev:



let

  apps = {

    grpcbox = [ "eponymousDir" ];

    png = [ "eponymousDir" ];

  };



  workarounds = {

    eponymousDir = { name, ... }: {

      unpackPhase = ''

        runHook preUnpack

        unpackFile "$src"

        chmod -R u+w -- hex-source-${name}

        mv hex-source-${name} ${name}

        sourceRoot=${name}

        runHook postUnpack

      '';

    };

  };



  applyOverrides = appName: drv:

    let

      allOverridesForApp = builtins.foldl'

        (acc: workaround: acc // workarounds.${workaround} drv)

        { }

        apps.${appName};



    in

    if builtins.hasAttr appName apps

    then

      drv.override allOverridesForApp

    else

      drv;



in

builtins.mapAttrs applyOverrides prev