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https://github.com/nix-community/dream2nix.git
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nodejs-granular-v3: use new nodejs-package-lock-v3 module
Also add an example package
This commit is contained in:
DavHau
parent
0d3be890a7
commit
0e9553062c
@ -0,0 +1,35 @@
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{
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lib,
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config,
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dream2nix,
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...
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}: {
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imports = [
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dream2nix.modules.dream2nix.nodejs-package-lock-v3
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dream2nix.modules.dream2nix.nodejs-granular-v3
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];
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mkDerivation = {
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src = config.deps.fetchFromGitHub {
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owner = "DavHau";
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repo = "cowsay";
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rev = "package-lock-v3";
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sha256 = "sha256-KuZkGWl5An78IFR5uT/2jVTXdm71oWB+p143svYVkqQ=";
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};
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};
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deps = {nixpkgs, ...}: {
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inherit
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(nixpkgs)
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fetchFromGitHub
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stdenv
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;
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};
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nodejs-package-lock-v3 = {
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packageLockFile = "${config.mkDerivation.src}/package-lock.json";
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};
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name = "cowsay";
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version = "1.5.0";
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}
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@ -8,59 +8,29 @@
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cfg = config.nodejs-granular;
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fetchDreamLockSources =
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import ../../../lib/internal/fetchDreamLockSources.nix
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{inherit lib;};
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getDreamLockSource = import ../../../lib/internal/getDreamLockSource.nix {inherit lib;};
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readDreamLock = import ../../../lib/internal/readDreamLock.nix {inherit lib;};
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hashPath = import ../../../lib/internal/hashPath.nix {
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extractSource = import ../../../lib/internal/fetchers/extractSource.nix {
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inherit lib;
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inherit (config.deps) runCommandLocal nix;
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};
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hashFile = import ../../../lib/internal/hashFile.nix {
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inherit lib;
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inherit (config.deps) runCommandLocal nix;
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inherit (config.deps.stdenv) mkDerivation;
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};
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# fetchers
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fetchers = {
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git = import ../../../lib/internal/fetchers/git {
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inherit hashPath;
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inherit (config.deps) fetchgit;
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};
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http = import ../../../lib/internal/fetchers/http {
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inherit hashFile lib;
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inherit (config.deps.stdenv) mkDerivation;
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inherit (config.deps) fetchurl;
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};
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};
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# pdefs.${name}.${version} :: {
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# // all dependency entries of that package.
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# // each dependency is guaranteed to have its own entry in 'pdef'
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# // A package without dependencies has `dependencies = {}` (So dependencies has a constant type)
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# dependencies = {
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# ${name} = {
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# dev = boolean;
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# version :: string;
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# }
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# }
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# // Pointing to the source of the package.
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# // in most cases this is a tarball (tar.gz) which needs to be unpacked by e.g. unpackPhase
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# source :: Derivation | Path
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# }
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pdefs = config.nodejs-package-lock-v3.pdefs;
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dreamLockLoaded =
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readDreamLock {inherit (config.nodejs-package-lock) dreamLock;};
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dreamLockInterface = dreamLockLoaded.interface;
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inherit (dreamLockInterface) defaultPackageName defaultPackageVersion;
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fetchedSources = fetchDreamLockSources {
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inherit (dreamLockInterface) defaultPackageName defaultPackageVersion;
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inherit (dreamLockLoaded.lock) sources;
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inherit fetchers;
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};
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# name: version: -> store-path
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getSource = getDreamLockSource fetchedSources;
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inherit
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(dreamLockInterface)
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getDependencies # name: version: -> [ {name=; version=; } ]
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# Attributes
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subsystemAttrs # attrset
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packageVersions
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;
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isMainPackage = name: version:
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(dreamLockInterface.packages."${name}" or null) == version;
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defaultPackageName = config.nodejs-package-lock-v3.packageLock.name;
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defaultPackageVersion = config.nodejs-package-lock-v3.packageLock.version;
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nodejs = config.deps.nodejs;
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@ -69,22 +39,141 @@
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mv node-* $out
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'';
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# name: version: -> store-path
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getSource = name: version:
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extractSource {
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source = pdefs.${name}.${version}.source;
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};
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nameVersionPair = name: version: {
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name = name;
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version = version;
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};
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# name: version: -> [ {name=; version=; } ]
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getDependencies = pname: version:
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l.filter
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(dep: ! l.elem dep cyclicDependencies."${pname}"."${version}" or [])
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dependencyGraph."${pname}"."${version}" or [];
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dependencyGraph = lib.flip lib.mapAttrs pdefs (
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name: versions:
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lib.flip lib.mapAttrs versions (
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version: def:
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lib.mapAttrsToList
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(name: def: {
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name = name;
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version = def.version;
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})
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def.dependencies
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)
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);
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cyclicDependencies = let
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depGraphWithFakeRoot =
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l.recursiveUpdate
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dependencyGraph
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{
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__fake-entry.__fake-version =
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l.mapAttrsToList
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nameVersionPair
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{${defaultPackageName} = defaultPackageVersion;};
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};
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findCycles = node: prevNodes: cycles: let
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children =
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depGraphWithFakeRoot."${node.name}"."${node.version}";
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cyclicChildren =
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l.filter
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(child: prevNodes ? "${child.name}#${child.version}")
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children;
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nonCyclicChildren =
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l.filter
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(child: ! prevNodes ? "${child.name}#${child.version}")
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children;
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cycles' =
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cycles
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++ (l.map (child: {
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from = node;
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to = child;
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})
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cyclicChildren);
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# use set for efficient lookups
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prevNodes' =
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prevNodes
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// {"${node.name}#${node.version}" = null;};
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in
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if nonCyclicChildren == []
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then cycles'
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else
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l.flatten
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(l.map
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(child: findCycles child prevNodes' cycles')
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nonCyclicChildren);
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cyclesList =
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findCycles
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(
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nameVersionPair
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"__fake-entry"
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"__fake-version"
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)
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{}
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[];
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in
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l.foldl'
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(cycles: cycle: (
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let
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existing =
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cycles."${cycle.from.name}"."${cycle.from.version}"
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or [];
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reverse =
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cycles."${cycle.to.name}"."${cycle.to.version}"
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or [];
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in
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# if edge or reverse edge already in cycles, do nothing
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if
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l.elem cycle.from reverse
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|| l.elem cycle.to existing
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then cycles
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else
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l.recursiveUpdate
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cycles
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{
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"${cycle.from.name}"."${cycle.from.version}" =
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existing ++ [cycle.to];
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}
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))
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{}
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cyclesList;
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nodejsDeps =
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lib.mapAttrs
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(name: versions:
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lib.genAttrs
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versions
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(version:
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makeDependencyModule name version))
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packageVersions;
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(
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name: versions:
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lib.mapAttrs
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(version: def: {...}: {
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imports = [
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(commonModule name version)
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(depsModule name version)
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];
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})
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versions
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)
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pdefs;
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# Generates a derivation for a specific package name + version
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makeDependencyModule = name: version: {config, ...}: {
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imports = [
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(commonModule name version)
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];
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depsModule = name: version: {config, ...}: {
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name = lib.replaceStrings ["@" "/"] ["__at__" "__slash__"] name;
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inherit version;
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nodejs-granular = {
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# only run build on the main package
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runBuild = l.mkOptionDefault false;
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};
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env = {
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packageName = name;
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};
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@ -140,12 +229,13 @@
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};
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mkDerivation = {
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meta =
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subsystemAttrs.meta
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// {
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license =
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l.map (name: l.licenses.${name}) subsystemAttrs.meta.license;
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};
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# TODO: add to nodejs-package-lock-v3 module
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# meta =
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# subsystemAttrs.meta
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# // {
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# license =
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# l.map (name: l.licenses.${name}) subsystemAttrs.meta.license;
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# };
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passthru.dependencies = passthruDeps;
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@ -265,9 +355,6 @@
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*/
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installMethod = l.mkOptionDefault "symlink";
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# only run build on the main package
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runBuild = l.mkOptionDefault (isMainPackage name config.version);
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# can be overridden to define alternative install command
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# (defaults to 'npm run postinstall')
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buildScript = l.mkOptionDefault null;
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@ -281,7 +368,11 @@ in {
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];
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deps = {nixpkgs, ...}:
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l.mapAttrs (_: l.mkDefault) {
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inherit (nixpkgs) mkShell;
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inherit
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(nixpkgs)
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mkShell
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runCommandLocal
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;
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};
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env = {
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packageName = config.name;
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