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https://github.com/nix-community/dream2nix.git
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82 lines
2.1 KiB
Nix
82 lines
2.1 KiB
Nix
{
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lib,
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parseSpdxId,
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}: let
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l = lib // builtins;
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in rec {
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getMetaFromPackageJson = packageJson:
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{license = parseSpdxId (packageJson.license or "");}
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// (
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l.filterAttrs
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(n: v: l.any (on: n == on) ["description" "homepage"])
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packageJson
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);
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getPackageJsonDeps = packageJson: noDev:
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(packageJson.dependencies or {})
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// (lib.optionalAttrs (! noDev) (packageJson.devDependencies or {}));
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getWorkspaceLockFile = tree: workspaceParent: fname: let
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# returns the parsed package-lock.json for a given project
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dirRelPath = workspaceParent;
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packageJson =
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(tree.getNodeFromPath "${dirRelPath}/package.json").jsonContent;
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hasNoDependencies =
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((packageJson.dependencies or {}) == {})
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&& ((packageJson.devDependencies or {}) == {})
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&& (! packageJson ? workspaces);
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in
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if hasNoDependencies
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then null
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else tree.getNodeFromPath "${dirRelPath}/${fname}";
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getWorkspacePackageJson = tree: workspaces:
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l.genAttrs
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workspaces
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(wsRelPath:
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(tree.getNodeFromPath "${wsRelPath}/package.json").jsonContent);
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getWorkspacePackages = tree: workspaces:
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lib.mapAttrs'
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(wsRelPath: json:
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l.nameValuePair
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json.name
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json.version)
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(getWorkspacePackageJson tree workspaces);
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identifyGitUrl = url:
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l.hasPrefix "git+" url
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|| l.match ''^github:.*/.*#.*'' url != null;
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parseGitUrl = url: let
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githubMatch = l.match ''^github:(.*)/(.*)#(.*)$'' url;
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in
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if githubMatch != null
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then let
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owner = l.elemAt githubMatch 0;
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repo = l.elemAt githubMatch 1;
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rev = l.elemAt githubMatch 2;
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in {
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url = "https://github.com/${owner}/${repo}";
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inherit rev;
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}
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else let
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splitUrlRev = l.splitString "#" url;
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rev = l.last splitUrlRev;
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urlOnly = l.head splitUrlRev;
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in
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if l.hasPrefix "git+ssh://" urlOnly
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then {
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inherit rev;
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url = "https://${(l.last (l.splitString "@" url))}";
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}
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else if l.hasPrefix "git+https://" urlOnly
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then {
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inherit rev;
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url = l.removePrefix "git+" urlOnly;
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}
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else throw "Cannot parse git url: ${url}";
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}
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