saucer: add package

adds extsources for linux

fixes whitespace

packages/s/saucer/xmake.lua

@@ -0,0 +1,51 @@
+package("saucer")
+
+    set_homepage("https://github.com/saucer/saucer")
+    set_description("Build cross-platform desktop apps with C++ & Web Technologies.")
+    set_license("MIT")
+
+    add_urls("https://github.com/saucer/saucer/archive/refs/tags/$(version).tar.gz",
+             "https://github.com/saucer/saucer.git")
+
+    add_versions("v4.0.0", "2bd9de26c7afba1c8f963f9ae8bd29ea2ab6e18a21f6a757bbd2c9f64918787a")
+
+
+    add_deps("cmake", "tl_expected")
+    if is_plat("linux") then
+        --add_extsources("apt::libwebkitgtk-6.0-dev")
+        add_deps("pacman::webkitgtk-6.0", "pacman::libadwaita")
+        add_extsources("pacman::webkitgtk-6.0", "pacman::libadwaita")
+        add_deps("gtk4")
+    end
+
+    add_configs("saucer_modules", { description = "enable smartview modules",
+            type = "boolean", default = true })
+    add_configs("saucer_package_all", { description = "add all required dependencies to install target",
+            type = "boolean", default = false })
+    add_configs("saucer_prefer_remote", { description = "prefer remote packages over local",
+            type = "boolean", default = true })
+
+    on_install("linux", "windows", "macosx", "mingw", "msys", function (package)
+        local configs = {}
+        table.insert(configs, "-DCMAKE_BUILD_TYPE=" .. (package:is_debug() and "Debug" or "Release"))
+        table.insert(configs, "-DBUILD_SHARED_LIBS=" .. (package:config("shared") and "ON" or "OFF"))
+        table.insert(configs, "-Dsaucer_modules=" .. (package:config("saucer_modules") and "ON" or "OFF"))
+        table.insert(configs, "-Dsaucer_package_all=" .. (package:config("saucer_package_all") and "ON" or "OFF"))
+        table.insert(configs, "-Dsaucer_prefer_remote=" .. (package:config("saucer_prefer_remote") and "ON" or "OFF"))
+
+        import("package.tools.cmake").install(package, configs)
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <saucer/smartview.hpp>
+
+            void test()
+            {
+                auto app = saucer::application::acquire({
+                    .id = "package",
+                });
+            }
+        ]]}, {configs = {languages = "c++23"}}))
+    end)
+