build: Bring local source as symlink instead of copying it

Author: kateinoigakukun

Rakefile

@@ -7,6 +7,7 @@ $LOAD_PATH << File.join(File.dirname(__FILE__), "lib")
 require "bundler/gem_tasks"
 require "ruby_wasm/rake_task"
 require "ruby_wasm/packager"
+require "ruby_wasm/cli"
 
 BUILD_SOURCES = %w[3.3 3.2 head]
 BUILD_PROFILES = %w[full minimal]

lib/ruby_wasm/build/executor.rb

@@ -128,6 +128,10 @@ def mkdir_p(list)
       FileUtils.mkdir_p(list)
     end
 
+    def ln_s(src, dest)
+      FileUtils.ln_s(src, dest)
+    end
+
     def write(path, data)
       File.write(path, data)
     end

lib/ruby_wasm/build/product/ruby_source.rb

@@ -75,7 +75,7 @@ def fetch(executor)
         )
       when "local"
         executor.mkdir_p File.dirname(src_dir)
-        executor.cp_r @params[:path], src_dir
+        executor.ln_s File.expand_path(@params[:path]), src_dir
       else
         raise "unknown source type: #{@params[:type]}"
       end

rakelib/ci.rake

@@ -1,7 +1,7 @@
 def latest_build_sources
   BUILD_SOURCES
     .filter_map do |name|
-      src = RubyWasm::Packager.build_source_aliases(LIB_ROOT)[name]
+      src = RubyWasm::CLI.build_source_aliases(LIB_ROOT)[name]
       case src[:type]
       when "github"
         url = "repos/#{src[:repo]}/commits/#{src[:rev]}"
@@ -23,7 +23,7 @@ def release_note
 EOS
 
   BUILD_SOURCES.each do |name|
-    source = RubyWasm::Packager.build_source_aliases(LIB_ROOT)[name]
+    source = RubyWasm::CLI.build_source_aliases(LIB_ROOT)[name]
     case source[:type]
     when "github"
       output +=

sig/ruby_wasm/build.rbs

@@ -274,6 +274,7 @@ module RubyWasm
     def cp_r: (FileUtils::pathlist src, path dest) -> void
     def mv: (FileUtils::pathlist src, path dest) -> void
     def mkdir_p: (FileUtils::pathlist list) -> void
+    def ln_s: (String src, String dest) -> void
     def write: (String path, _ToS data) -> void
 
     def begin_section: (Class klass, String name, String note) -> void