feat: Add package eastl (#187)

EASTL stands for Electronic Arts Standard Template Library.
Add xmake file to support package

log: Add file packages/e/eastl/xmake.lua

packages/e/eastl/xmake.lua

@@ -0,0 +1,35 @@
+package("eastl")
+
+    set_homepage("https://github.com/electronicarts/EASTL")
+    set_description("EASTL stands for Electronic Arts Standard Template Library.")
+    set_license("BSD-3-Clause")
+
+    add_urls("https://github.com/electronicarts/EASTL/archive/$(version).tar.gz")
+    add_versions("3.17.03", "50a072066e30fda364d482df6733572d8ca440a33825d81254b59a6ca9f4375a")
+
+    add_deps("cmake")
+    add_deps("eabase")
+
+    on_install("windows", "linux", "macosx", function (package)
+        io.gsub("CMakeLists.txt", "add_subdirectory%(test/packages/EABase%)", "#")
+        local configs = {}
+        table.insert(configs, "-DEASTL_BUILD_BENCHMARK:BOOL=OFF")
+        import("package.tools.cmake").build(package, configs, {buildir = "build", packagedeps = "eabase"})
+        if package:is_plat("windows") then
+            os.trycp("build/*.lib", package:installdir("lib"))
+            os.trycp("build/*.dll", package:installdir("bin"))
+        else
+            os.trycp("build/*.a", package:installdir("lib"))
+            os.trycp("build/*.so", package:installdir("lib"))
+        end
+        os.cp("include/EASTL", package:installdir("include"))
+    end)
+
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            void test() {
+                eastl::vector<int> testInt{};
+            }
+        ]]},{configs = {languages = "c++17"}, includes = "EASTL/vector.h"}))
+    end)