Class: ESRuby::Build
- Inherits:
-
Object
- Object
- ESRuby::Build
- Extended by:
- Forwardable
- Defined in:
- lib/esruby/build.rb,
lib/esruby/build/configuration.rb
Defined Under Namespace
Classes: Configuration
Class Attribute Summary collapse
-
.build ⇒ Object
readonly
Returns the value of attribute build.
Class Method Summary collapse
Instance Method Summary collapse
- #appended_js_sources ⇒ Object
- #build ⇒ Object
- #build_app ⇒ Object
- #build_mruby ⇒ Object
- #build_mruby_config ⇒ Object
- #closure_argument ⇒ Object
- #debug_argument ⇒ Object
- #gem_directory ⇒ Object
- #gem_paths_file ⇒ Object
-
#initialize(&block) ⇒ Build
constructor
A new instance of Build.
- #load_gems ⇒ Object
- #optimization_argument ⇒ Object
- #prepended_js_sources ⇒ Object
- #ruby_sources ⇒ Object
Constructor Details
#initialize(&block) ⇒ Build
Returns a new instance of Build.
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# File 'lib/esruby/build.rb', line 19 def initialize(&block) @configuration = Configuration.new @configuration.instance_eval(&block) end |
Class Attribute Details
.build ⇒ Object (readonly)
Returns the value of attribute build.
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# File 'lib/esruby/build.rb', line 6 def build @build end |
Class Method Details
.new(*args) ⇒ Object
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# File 'lib/esruby/build.rb', line 9 def self.new(*args) raise 'can only build one project at a time' if @build new_build = super @build = new_build new_build end |
Instance Method Details
#appended_js_sources ⇒ Object
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# File 'lib/esruby/build.rb', line 58 def appended_js_sources js_files = [] Gem::Specification.specifications.each do |specification| js_files += specification.appended_js_sources end js_files += @configuration.appended_js_sources js_files end |
#build ⇒ Object
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# File 'lib/esruby/build.rb', line 24 def build FileUtils.mkdir_p(build_directory) build_mruby_config build_mruby load_gems build_app end |
#build_app ⇒ Object
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# File 'lib/esruby/build.rb', line 122 def build_app mrbc = "#{build_directory}/host/bin/mrbc" js_arguments = prepended_js_sources.map { |path| "--pre-js #{path}" }.join(" ") js_arguments += " " js_arguments += appended_js_sources.map { |path| "--post-js #{path}" }.join(" ") RakeFileUtils.sh "#{mrbc} -B app -o #{build_directory}/app.c #{ruby_sources.join(" ")}" RakeFileUtils.sh "emcc --bind -I #{mruby_directory}/include #{build_directory}/app.c -o #{build_directory}/app.o #{build_directory}/emscripten/lib/libmruby.a -lm #{js_arguments} #{optimization_argument} #{closure_argument} #{debug_argument}" RakeFileUtils.sh "emcc -std=c++11 --bind -I #{mruby_directory}/include #{gem_directory}/resources/cpp/main.cpp -o #{build_directory}/main.o #{build_directory}/emscripten/lib/libmruby.a -lm #{js_arguments} #{optimization_argument} #{closure_argument} #{debug_argument}" RakeFileUtils.sh "emcc --bind -I #{mruby_directory}/include -o #{build_directory}/output.js #{build_directory}/app.o #{build_directory}/main.o #{build_directory}/emscripten/lib/libmruby.a -lm #{js_arguments} #{optimization_argument} #{closure_argument} #{debug_argument}" #if build.build_mode == 'production' # ENV["EMCC_CLOSURE_ARGS"] = "--language_in=ECMASCRIPT6" #possibly allow setting output: --language_out=ECMASCRIPT6 # sh "java -jar #{PROJECT_DIRECTORY}/emsdk/emscripten/incoming/third_party/closure-compiler/compiler.jar --js #{build.absolute_build_directory}/output.js --js_output_file #{build.absolute_output}" #else FileUtils.cp("#{build_directory}/output.js", "#{output}") #end #--language_in=ECMASCRIPT6 end |
#build_mruby ⇒ Object
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# File 'lib/esruby/build.rb', line 116 def build_mruby Dir.chdir(mruby_directory) do RakeFileUtils.sh "rake" end end |
#build_mruby_config ⇒ Object
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# File 'lib/esruby/build.rb', line 71 def build_mruby_config template = File.read("#{gem_directory}/resources/build_config.eruby") eruby = Erubis::Eruby.new(template) config = {} config[:optimization_argument] = optimization_argument config[:closure_argument] = closure_argument config[:debug_argument] = debug_argument config[:build_directory] = build_directory config[:project_directory] = project_directory config[:gems] = gems config[:gem_paths_file] = gem_paths_file new_output = eruby.result(config) output_path = "#{build_directory}/build_config.rb" old_output = File.read(output_path) if File.exists?(output_path) File.write(output_path, new_output) if (old_output != new_output) # only write if updated ENV["MRUBY_CONFIG"] = output_path # used by the mruby build process end |
#closure_argument ⇒ Object
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# File 'lib/esruby/build.rb', line 111 def closure_argument #"--closure 0" "" end |
#debug_argument ⇒ Object
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# File 'lib/esruby/build.rb', line 100 def debug_argument case build_mode when 'production' "-g0" when 'development' "" else raise end end |
#gem_directory ⇒ Object
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# File 'lib/esruby/build.rb', line 32 def gem_directory ESRuby.gem_directory end |
#gem_paths_file ⇒ Object
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# File 'lib/esruby/build.rb', line 45 def gem_paths_file "#{build_directory}/gem_paths.json" end |
#load_gems ⇒ Object
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# File 'lib/esruby/build.rb', line 36 def load_gems gem_paths = JSON.parse(File.read(gem_paths_file)) gem_paths.each do |gem_path| esruby_spec_path = "#{gem_path}/esruby_gem" load(esruby_spec_path) if File.file?(esruby_spec_path) end nil end |
#optimization_argument ⇒ Object
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# File 'lib/esruby/build.rb', line 89 def optimization_argument case build_mode when 'production' "-O2" when 'development' "-O0" else raise end end |
#prepended_js_sources ⇒ Object
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# File 'lib/esruby/build.rb', line 49 def prepended_js_sources js_files = [] Gem::Specification.specifications.each do |specification| js_files += specification.prepended_js_sources end js_files += @configuration.prepended_js_sources js_files end |
#ruby_sources ⇒ Object
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# File 'lib/esruby/build.rb', line 67 def ruby_sources @configuration.ruby_sources + ["#{gem_directory}/resources/rb/append.rb"] end |