# Copyright 2014 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//build/config/python.gni")
import("//mojo/public/tools/bindings/mojom.gni")
import("//third_party/closure_compiler/closure_args.gni")
import("//third_party/closure_compiler/compile_js.gni")
import("//third_party/node/node.gni")
import("//tools/grit/grit_rule.gni")
import("//ui/webui/webui_features.gni")
interfaces_bindings_gen_dir = "$root_gen_dir/mojo/public/interfaces/bindings"
action("bindings") {
bindings_js_files = [
# This must be the first file in the list, because it initializes global
# variable |mojo| that the others need to refer to.
"base.js",
"bindings.js",
"interface_types.js",
"lib/buffer.js",
"lib/codec.js",
"lib/connector.js",
"lib/control_message_handler.js",
"lib/control_message_proxy.js",
"lib/interface_endpoint_client.js",
"lib/interface_endpoint_handle.js",
"lib/pipe_control_message_handler.js",
"lib/pipe_control_message_proxy.js",
"lib/router.js",
"lib/unicode.js",
"lib/validator.js",
# These two needs to refer to codec.js.
"$interfaces_bindings_gen_dir/interface_control_messages.mojom.js",
"$interfaces_bindings_gen_dir/pipe_control_messages.mojom.js",
]
compiled_file = "$target_gen_dir/mojo_bindings.js"
# TODO(yzshen): Eventually we would like to use Closure Compiler to minify the
# bindings instead of simply concatenating the files.
script = "//mojo/public/tools/bindings/concatenate-files.py"
sources = bindings_js_files
outputs = [ compiled_file ]
args = rebase_path(bindings_js_files, root_build_dir)
args += [ rebase_path(compiled_file, root_build_dir) ]
deps = [ "//mojo/public/interfaces/bindings:bindings_js__generator" ]
}
template("concatenate_files") {
action(target_name) {
script = "//mojo/public/tools/bindings/concatenate-files.py"
inputs = invoker.inputs
output = "$target_gen_dir/${invoker.output}"
outputs = [ output ]
args = rebase_path(inputs, root_build_dir) +
[ rebase_path(output, root_build_dir) ]
if (defined(invoker.deps)) {
deps = invoker.deps
}
}
}
template("minify_file") {
node(target_name) {
script = "//mojo/public/tools/bindings/minify_with_terser.py"
inputs = [ invoker.input ]
outputs = [ invoker.output ]
args = [
"--input",
rebase_path(invoker.input, root_build_dir),
"--output",
rebase_path(invoker.output, root_build_dir),
]
if (defined(invoker.deps)) {
deps = invoker.deps
}
}
}
concatenate_files("generate_mojo_internal_js") {
inputs = [
"mojo_internal_preamble.js.part",
"bindings_lite.js",
]
output = "mojo_internal.js"
}
concatenate_files("generate_interface_support_js") {
inputs = [
"interface_support_preamble.js.part",
"interface_support.js",
]
output = "interface_support.js"
}
if (generate_mojom_closure_libraries) {
js_library("bindings_lite_sources") {
sources = [
"$target_gen_dir/interface_support.js",
"$target_gen_dir/mojo_internal.js",
"compile_preamble.js",
]
deps =
[ "//mojo/public/interfaces/bindings:bindings_js_library_for_compile" ]
extra_deps = [
":generate_interface_support_js",
":generate_mojo_internal_js",
]
}
}
# All generated mojom JS modules consume the API defined by this module. The
# uncompiled source is simply a concatenation of the various pieces listed
# below.
concatenate_files("bindings_uncompiled_module") {
inputs = [
"bindings_uncompiled_module_preamble.js.part",
"bindings_lite.js",
"$root_gen_dir/mojo/public/interfaces/bindings/interface_control_messages.mojom-lite.js",
"$root_gen_dir/mojo/public/interfaces/bindings/pipe_control_messages.mojom-lite.js",
"interface_support.js",
"bindings_uncompiled_module_export.js.part",
]
output = "bindings_uncompiled.js"
deps = [ "//mojo/public/interfaces/bindings:bindings_js__generator" ]
}
if (generate_mojom_closure_libraries) {
js_binary("bindings_lite") {
outputs = [ "$target_gen_dir/mojo_bindings_lite.js" ]
sources = []
deps = [ ":bindings_lite_sources" ]
externs_list = [ "$externs_path/mojo_core.js" ]
closure_flags = strict_error_checking_closure_args + [
"compilation_level=ADVANCED_OPTIMIZATIONS",
"language_in=ECMASCRIPT_2017",
"language_out=ECMASCRIPT_2015",
"generate_exports",
"export_local_property_definitions",
"isolation_mode=IIFE",
]
}
concatenate_files("bindings_compiled_module") {
inputs = [
"bindings_module_preamble.js.part",
"$target_gen_dir/mojo_bindings_lite.js",
"bindings_module_export.js.part",
]
output = "bindings_compiled.js"
deps = [ ":bindings_lite" ]
}
copy("bindings_module") {
sources = [ "$target_gen_dir/bindings_compiled.js" ]
outputs = [ "$target_gen_dir/bindings.js" ]
deps = [ ":bindings_compiled_module" ]
}
} else {
action("bindings_lite") {
inputs = [
"$target_gen_dir/mojo_internal.js",
"$root_gen_dir/mojo/public/interfaces/bindings/interface_control_messages.mojom-lite-for-compile.js",
"$root_gen_dir/mojo/public/interfaces/bindings/pipe_control_messages.mojom-lite-for-compile.js",
"$target_gen_dir/interface_support.js",
]
script = "//mojo/public/tools/bindings/concatenate_and_replace_closure_exports.py"
sources = inputs
outputs = [ "$target_gen_dir/mojo_bindings_lite.js" ]
args =
rebase_path(inputs, root_build_dir) +
[ rebase_path("$target_gen_dir/mojo_bindings_lite.js", root_build_dir) ]
deps = [
":generate_interface_support_js",
":generate_mojo_internal_js",
"//mojo/public/interfaces/bindings:bindings_js__generator",
]
}
if (optimize_webui) {
minify_file("bindings_module") {
input = "$target_gen_dir/bindings_uncompiled.js"
output = "$target_gen_dir/bindings.js"
deps = [ ":bindings_uncompiled_module" ]
}
} else {
copy("bindings_module") {
sources = [ "$target_gen_dir/bindings_uncompiled.js" ]
outputs = [ "$target_gen_dir/bindings.js" ]
deps = [ ":bindings_uncompiled_module" ]
}
}
}
# This is the library target used in the dependency tree of any JS libraries
# or binaries compiling against mojom JS bindings. This library is functionally
# equivalent to the bindings.js generated by the ":bindings_module" target and
# used at runtime by all consumers, except that this module includes all type
# annotations and is suitable for Closure compilation and type checking.
js_library("bindings_uncompiled") {
sources = [ "$target_gen_dir/bindings_uncompiled.js" ]
extra_deps = [ ":bindings_uncompiled_module" ]
}
grit("resources") {
source = "mojo_bindings_resources.grd"
outputs = [
"grit/mojo_bindings_resources.h",
"grit/mojo_bindings_resources_map.cc",
"grit/mojo_bindings_resources_map.h",
"mojo_bindings_resources.pak",
]
deps = [
":bindings",
":bindings_lite",
":bindings_module",
"//mojo/public/mojom/base:base_js",
]
}
group("tests") {
deps = [ "//mojo/public/js/test:compile_test" ]
}
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