build/esbuild/esbuild.gni

# Copyright 2013 The Flutter 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("//flutter/common/config.gni")

template("esbuild") {
  assert(defined(invoker.entry_point))
  assert(defined(invoker.output_bundle))
  action(target_name) {
    forward_variables_from(invoker, [ "public_deps" ])
    if (host_os == "win") {
      executable_subpath = "esbuild.exe"
    } else {
      executable_subpath = "bin/esbuild"
    }
    esbuild = "$host_prebuilts_path/esbuild/$executable_subpath"

    script = "//build/gn_run_binary.py"
    inputs = [
      esbuild,
      invoker.entry_point,
    ]
    output_filename = get_path_info(invoker.entry_point, "file")
    output_path = "${invoker.output_bundle}/$output_filename"
    outputs = [ output_path ]
    absolute_output = rebase_path(invoker.output_bundle)
    args = [ rebase_path(esbuild, root_build_dir) ]
    if (defined(invoker.bundle) && invoker.bundle) {
      args += [ "--bundle" ]
    }
    if (defined(invoker.minify) && invoker.minify) {
      args += [ "--minify" ]
    }
    if (defined(invoker.sourcemap) && invoker.sourcemap) {
      args += [ "--sourcemap" ]
      outputs += [ output_path + ".map" ]
    }
    args += [
      "--outdir=$absolute_output",
      rebase_path(invoker.entry_point),
    ]
  }
}