# Copyright 2019 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/components.gni")
import("//build/config/fuchsia/target_api_level.gni")
import("//build/rust/rustc_library.gni")
import("//build/rust/rustc_macro.gni")

rustc_library("cm_rust") {
  edition = "2021"
  with_unit_tests = true
  deps = [
    ":cm_rust_derive",
    "//sdk/fidl/fuchsia.component.decl:fuchsia.component.decl_rust",
    "//sdk/fidl/fuchsia.data:fuchsia.data_rust",
    "//sdk/fidl/fuchsia.io:fuchsia.io_rust",
    "//sdk/fidl/fuchsia.process:fuchsia.process_rust",
    "//src/lib/from-enum",
    "//src/sys/lib/cm_fidl_validator",
    "//src/sys/lib/cm_types",
    "//third_party/rust_crates:bitflags",
    "//third_party/rust_crates:lazy_static",
    "//third_party/rust_crates:thiserror",
  ]
  sources = [ "src/lib.rs" ]

  features = []

  test_deps = [ "//third_party/rust_crates:difference" ]

  # Some host tools use serde to serialize/deserialize cm_rust types. This
  # dependency is guarded in code via #[cfg(feature = "serde")] and
  # #[cfg_attr(feature = "serde", ...)] to prevent serde dependencies in
  # non-host builds.
  if (is_host) {
    features += [ "serde" ]
    deps += [
      "//src/sys/lib/bitflags-serde-legacy",
      "//third_party/rust_crates:serde",
    ]
    sources += [ "src/serde_ext.rs" ]
    test_deps += [ "//third_party/rust_crates:serde_json" ]
  }
}

rustc_macro("cm_rust_derive") {
  edition = "2021"
  deps = [
    "//third_party/rust_crates:darling",
    "//third_party/rust_crates:proc-macro2",
    "//third_party/rust_crates:quote",

    # FIXME(https://fxbug.dev/332277415): Please update to syn 2.x.
    # "//third_party/rust_crates:syn",
    "//third_party/rust_crates:syn-v1_0_98",
  ]

  source_root = "src/macro.rs"
  sources = [ "src/macro.rs" ]
}

fuchsia_unittest_package("cm_rust_tests") {
  deps = [
    ":cm_rust_test",
    "//src/sys/lib/cm_types",
  ]
  test_specs = {
  }
}

group("tests") {
  testonly = true

  deps = [
    ":cm_rust_test($host_toolchain)",
    ":cm_rust_tests",
  ]
}