constraints.pro

% Yarn Constraints https://yarnpkg.com/features/constraints
% check with "yarn constraints" (fix w/ "yarn constraints --fix")
% reference for other constraints: https://github.com/babel/babel/blob/main/constraints.pro

% Enforces the license in all public workspaces while removing it from private workspaces
gen_enforced_field(WorkspaceCwd, 'license', 'MIT') :-
  \+ workspace_field(WorkspaceCwd, 'private', true).

% Enforces that a dependency doesn't appear in both `dependencies` and `devDependencies`
gen_enforced_dependency(WorkspaceCwd, DependencyIdent, null, 'devDependencies') :-
  workspace_has_dependency(WorkspaceCwd, DependencyIdent, _, 'devDependencies'),
  workspace_has_dependency(WorkspaceCwd, DependencyIdent, _, 'dependencies').

% Force all workspace dependencies to be made explicit
% https://yarnpkg.com/features/constraints#force-all-workspace-dependencies-to-be-made-explicit
gen_enforced_dependency(WorkspaceCwd, DependencyIdent, 'workspace:*', DependencyType) :-
  workspace_ident(_, DependencyIdent),
  workspace_has_dependency(WorkspaceCwd, DependencyIdent, _, DependencyType).