Dart: Runs dartanalyzer for the dart_pkg build rule.

mojo/public/dart/rules.gni

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Rules to generate zipped applications for Dart.
 # Rules to generate dart-pkg and dart-pkg/packages.
 
 import("//build/module_args/mojo.gni")
+import("//build/module_args/dart.gni")
 
+# Creates a dartzip package.
 template("dartzip_package") {
   package_target_name = "$target_name"
   package_output = "$target_out_dir/$target_name.dartzip"
 
   if (defined(invoker.uses_pub) && invoker.uses_pub) {
     # Repackage all dependencies pulled in via "pub get" in a dartzip file.
     action("${package_target_name}_repackage") {
       target_dir = get_label_info(":$target_name", "dir")
       script = rebase_path("mojo/public/tools/gn/zip.py", ".", mojo_sdk_root)
 
@@ skipping 86 matching lines @@
 
   action(target_name) {
     script =
         rebase_path("mojo/public/tools/dart_analyze.py", ".", mojo_sdk_root)
 
     sources = [
       package_output,
     ]
 
     args = [
+      "--dart-sdk",
+      rebase_path(dart_sdk_root),
+      "--dartzip-file",
       rebase_path(package_output),
+      "--stamp-file",
       rebase_path("$target_gen_dir/${package_target_name}_analyze.stamp"),
       "--no-hints",
     ]
 
     deps = [
       ":${package_target_name}_package",
     ]
     if (defined(invoker.deps)) {
       deps += invoker.deps
     }
@@ skipping 77 matching lines @@
       "--output=$rebase_output",
       "--line=$line",
     ]
   }
 }
 
 # Creates a gen/dart-pkg/package_name directory containing symlinks to package
 # sources. Also copies any mojom dependencies into lib/mojom.
 #
 #   sources
-#       List of sources to include in the package.
+#       List of non-entrypoint sources to include in the package.
+#
+#   entrypoints (optional)
+#       List of package entrypoints to pass to the analyzer. If no entry points
+#       are defined, the analyzer is not run.
 #
 #   pkg_dir (optional)
-#       Directory containing the package sources. This overrides sources.
+#       Directory containing the package sources. This overrides sources and
+#       entrypoints. The analyzer will not be run.
 #
 #   deps (optional)
-#       Note: this can only contain mojom targets.
+#       List of other dart_pkg targets for Dart packages imported by this
+#       dart_pkg, as well as the mojom targets needed by this dart_pkg.
 #
 #   datadeps (optional)
 #
 #   sdk_ext_directory (optional)
 #       Directory containing sdk-ext .dart sources.
 #
 #   sdk_ext_files (optional)
 #       List of sources to include in sdk-ext.
 #
 #   sdk_ext_mappings (optional)
@@ skipping 61 matching lines @@
     if (defined(invoker.sdk_ext_mappings)) {
       sdk_ext_mappings += invoker.sdk_ext_mappings
     }
 
     script = rebase_path("mojo/public/tools/dart_pkg.py", ".", mojo_sdk_root)
     outputs = [
       output_dir,
       stamp_file,
     ]
 
+    entrypoints = []
+    if (defined(invoker.entrypoints)) {
+      entrypoints += invoker.entrypoints
+    }
+
+    sources = []
     if (defined(invoker.sources)) {
-      sources = invoker.sources
+      sources += invoker.sources
     } else {
       assert(defined(invoker.pkg_dir))
       list_script = rebase_path("build/ls.py", ".", mojo_sdk_root)
-      sources = exec_script(list_script,
-                            [
-                              "--target-directory",
-                              rebase_path(invoker.pkg_dir),
-                            ],
-                            "list lines")
+      sources += exec_script(list_script,
+                             [
+                               "--target-directory",
+                               rebase_path(invoker.pkg_dir),
+                             ],
+                             "list lines")
     }
 
     inputs = [
                list_mojoms_script,
                script,
              ] + rebase_path(sources)
 
     args = [
              "--package-name",
              package_name,
+             "--dart-sdk",
+             rebase_path(dart_sdk_root),
              "--gen-directory",
              rebase_path("$root_gen_dir/dart-gen"),
              "--pkg-directory",
              pkg_directory,
              "--package-root",
              package_root,
              "--stamp-file",
              rebase_path(stamp_file),
              "--package-sources",
-           ] + rebase_path(sources) + [ "--mojom-sources" ] +
+           ] + rebase_path(sources) + [ "--package-entrypoints" ] +
+           rebase_path(entrypoints) + [ "--mojom-sources" ] +
            rebase_path(mojom_sources, "", mojo_sdk_root) +
            [ "--sdk-ext-directories" ] + rebase_path(sdk_ext_directory) +
            [ "--sdk-ext-files" ] + rebase_path(sdk_ext_files) +
            [ "--sdk-ext-mappings" ] + sdk_ext_mappings
   }
 }