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pkgs: try to filter platforms again
author
lassulus
date
(Dec 6, 2025, 8:47 PM CET)
commit
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972113d3eb45d6e25aa4bc20c618e1c7eee2318d
parent
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537953fe1fba0c9cf4c76798433cac4b291c5bd1
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5pkgs/flake-module.nix
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5pkgs/flake-module.nix
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{
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packages =
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let
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# Wrapper that handles platform-incompatible packages by catching eval errors.
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# This breaks laziness (evaluates all packages upfront) but ensures:
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# - Platform-incompatible packages are filtered out for `nix flake check`
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# - Real errors in package definitions are still caught and reported
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#
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# Note: tryEval catches both platform errors AND real errors. However, real errors
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# will still surface when the package is evaluated on platforms where dependencies exist.
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# Wrapper that handles platform-incompatible packages by:
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# 1. Catching eval errors during callPackage
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# 2. Filtering based on meta.platforms
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platformAwareCallPackage =
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path: args:
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let
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result = builtins.tryEval (pkgs.callPackage path args);
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pkg = result.value;
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isSupported = result.success && lib.meta.availableOn pkgs.stdenv.hostPlatform pkg;
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in
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if result.success then result.value else null;
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if isSupported then pkg else null;
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allPackages = lib.packagesFromDirectoryRecursive {
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callPackage = platformAwareCallPackage;