feat(ui): display package deprecation message (#1391)

Author: williamboman

lua/mason-core/package/init.lua

@@ -66,6 +66,10 @@ local PackageMt = { __index = Package }
 ---@class RegistryPackageSchemas
 ---@field lsp string?
 
+---@class RegistryPackageDeprecation
+---@field since string
+---@field message string
+
 ---@class RegistryPackageSpec
 ---@field schema '"registry+v1"'
 ---@field name string
@@ -75,6 +79,7 @@ local PackageMt = { __index = Package }
 ---@field languages string[]
 ---@field categories string[]
 ---@field source RegistryPackageSource
+---@field deprecation RegistryPackageDeprecation?
 ---@field schemas RegistryPackageSchemas?
 ---@field bin table<string, string>?
 ---@field share table<string, string>?

lua/mason/ui/components/main/package_list.lua

@@ -141,14 +141,18 @@ local function PackageComponent(state, pkg, opts)
     return Ui.Node {
         Ui.HlTextNode { package_line },
         opts.sticky or Ui.Node {},
+        pkg.spec.deprecation and Ui.DiagnosticsNode {
+            message = ("deprecated: %s"):format(pkg.spec.deprecation.message),
+            severity = vim.diagnostic.severity.WARN,
+            source = ("Deprecated since version %s"):format(pkg.spec.deprecation.since),
+        } or Ui.Node {},
         Ui.When(pkg_state.is_checking_new_version, function()
             return Ui.VirtualTextNode { p.Comment " checking for new version…" }
         end),
         Ui.Keybind(settings.current.ui.keymaps.check_package_version, "CHECK_NEW_PACKAGE_VERSION", pkg),
         Ui.When(pkg_state.new_version ~= nil, function()
             return Ui.DiagnosticsNode {
-                message = ("new version available: %s %s -> %s"):format(
-                    pkg_state.new_version.name,
+                message = ("new version available: %s -> %s"):format(
                     pkg_state.new_version.current_version,
                     pkg_state.new_version.latest_version
                 ),