add public APIs to rake task class

Author: kateinoigakukun

Rakefile

@@ -56,7 +56,7 @@ namespace :build do
     end
     options = params
         .merge(BUILD_PROFILES[params[:profile]])
-        .merge(name: name, src: source, extensions: user_exts, toolchain: toolchain)
+        .merge(name: name, src: source, user_exts: user_exts, toolchain: toolchain)
     options.delete :profile
     RubyWasm::BuildTask.new(name, **options)
   end

lib/ruby_wasm/build_system/build_params.rb

@@ -7,6 +7,7 @@ module RubyWasm
       :debug,
       :default_exts,
       :user_exts,
+      :wasmoptflags,
       keyword_init: true
     )
 end

lib/ruby_wasm/rake_task.rb

@@ -2,50 +2,78 @@
 require_relative "./build_system"
 
 class RubyWasm::BuildTask < ::Rake::TaskLib
+  # Name of the task.
+  attr_accessor :name
+
+  # Source to build from.
+  attr_reader :source
+
+  # Toolchain for the build.
+  # Defaults to the Toolchain.get for the target.
+  attr_reader :toolchain
+
+  # LibYAML product to build.
+  attr_reader :libyaml
+
+  # zlib product to build.
+  attr_reader :zlib
+
+  # BaseRuby product to build.
+  attr_reader :baseruby
+
+  # CrossRuby product to build.
+  attr_reader :crossruby
+
   def initialize(
     name,
     target:,
     src:,
-    extensions: [],
+    user_exts: [],
     toolchain: nil,
     build_dir: nil,
     rubies_dir: nil,
-    **options,
-    &task_block
+    **options
   )
-    build_dir ||= File.join(Dir.pwd, "build")
-    rubies_dir ||= File.join(Dir.pwd, "rubies")
-    toolchain ||= RubyWasm::Toolchain.get target
+    @name = name
+    @target = target
+    @build_dir = build_dir || File.join(Dir.pwd, "build")
+    @rubies_dir = rubies_dir || File.join(Dir.pwd, "rubies")
+    @toolchain = toolchain || RubyWasm::Toolchain.get(target)
+    @user_exts = user_exts
 
-    libyaml =
-      add_product RubyWasm::LibYAMLProduct.new(build_dir, target, toolchain)
-    zlib = add_product RubyWasm::ZlibProduct.new(build_dir, target, toolchain)
-
-    source = add_product RubyWasm::BuildSource.new(src, build_dir)
-    baseruby = add_product RubyWasm::BaseRubyProduct.new(build_dir, source)
+    @libyaml =
+      add_product RubyWasm::LibYAMLProduct.new(@build_dir, @target, @toolchain)
+    @zlib =
+      add_product RubyWasm::ZlibProduct.new(@build_dir, @target, @toolchain)
+    @source = add_product RubyWasm::BuildSource.new(src, @build_dir)
+    @baseruby = add_product RubyWasm::BaseRubyProduct.new(@build_dir, @source)
 
     build_params =
       RubyWasm::BuildParams.new(
         options.merge(
           name: name,
-          src: source,
-          target: target,
-          user_exts: extensions
+          src: @source,
+          target: @target,
+          user_exts: @user_exts
         )
       )
 
-    product =
-      RubyWasm::CrossRubyProduct.new(
-        build_params,
-        build_dir,
-        rubies_dir,
-        baseruby,
-        source,
-        toolchain
-      )
-    product.with_libyaml libyaml
-    product.with_zlib zlib
-    product.define_task
+    @crossruby =
+      add_product RubyWasm::CrossRubyProduct.new(
+                    build_params,
+                    @build_dir,
+                    @rubies_dir,
+                    @baseruby,
+                    @source,
+                    @toolchain
+                  )
+    @crossruby.with_libyaml @libyaml
+    @crossruby.with_zlib @zlib
+
+    yield self if block_given?
+
+    add_product @crossruby
+    define
   end
 
   private
@@ -54,7 +82,12 @@ def add_product(product)
     @@products ||= {}
     return @@products[product.name] if @@products[product.name]
     @@products[product.name] = product
-    product.define_task
+    @products_to_define ||= []
+    @products_to_define << product
     product
   end
+
+  def define
+    @products_to_define.each(&:define_task)
+  end
 end