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mime: include an error message when two file associations have identical mime priority

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Colin 2024-02-18 06:48:42 +00:00
parent 7f7543ee78
commit a531676d0d
1 changed files with 5 additions and 1 deletions
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6
hosts/common/home/mime.nix
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@ -25,7 +25,11 @@ let
# [ { priority, desktop } ... ] -> Self
sortOneMimeType = associations: builtins.sort
(l: r: assert l.priority != r.priority; l.priority < r.priority)
(l: r: lib.throwIf
(l.priority == r.priority)
"${l.desktop} and ${r.desktop} share a preferred mime type with identical priority ${builtins.toString l.priority} (and so the desired association is ambiguous)"
(l.priority < r.priority)
)
associations;
sortMimes = mimes: builtins.mapAttrs (_k: sortOneMimeType) mimes;
# { "<mime-type>"} = [ { priority, desktop } ... ]; } -> { "<mime-type>" = [ "<desktop>" ... ]; }