dhallPackages.generateDhallDirectoryPackage: init

This commit is contained in:
(cdep)illabout 2021-11-01 15:17:28 +09:00
parent 6e020a08e2
commit a1933f6a9d
2 changed files with 31 additions and 0 deletions

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@ -0,0 +1,27 @@
{ dhall-nixpkgs, lib, stdenv }:
# This function calls `dhall-to-nixpkgs directory --fixed-output-derivations`
# within a Nix derivation.
#
# This is possible because
# `dhall-to-nixpkgs directory --fixed-output-derivations` will turn remote
# Dhall imports protected with Dhall integrity checksinto fixed-output
# derivations (with the `buildDhallUrl` function), so no unrestricted network
# access is necessary.
lib.makePackageOverridable
( { src
, # The file to import, relative to the root directory
file ? "package.dhall"
, # Set to `true` to generate documentation for the package
document ? false
}:
stdenv.mkDerivation {
name = "dhall-directory-package.nix";
buildCommand = ''
dhall-to-nixpkgs directory --fixed-output-derivations --file "${file}" "${src}" ${if document then "--document" else ""} > $out
'';
nativeBuildInputs = [ dhall-nixpkgs ];
}
)

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@ -20,6 +20,9 @@ let
buildDhallUrl =
callPackage ../development/interpreters/dhall/build-dhall-url.nix { };
generateDhallDirectoryPackage =
callPackage ../development/interpreters/dhall/generate-dhall-directory-package.nix { };
in
{ inherit
callPackage
@ -27,6 +30,7 @@ let
buildDhallGitHubPackage
buildDhallDirectoryPackage
buildDhallUrl
generateDhallDirectoryPackage
;
lib = import ../development/dhall-modules/lib.nix { inherit lib; };