remove bashism

Rakefile

@@ -1,70 +1,126 @@
-# -*- encoding: utf-8 -*-
+require 'fileutils'
 
 PRWD = File.expand_path(__dir__)
 
 desc 'run contributed samples'
-task :default => [:all]
+task default: [:all]
 
 desc 'run all autorun samples except hype'
 task :all do
   Rake::Task[:contributed].execute
   Rake::Task[:vecmath].execute
   Rake::Task[:shaders].execute
   Rake::Task[:slider].execute
+  Rake::Task[:demo].execute
 end
 
 desc 'run contributed samples'
 task :contributed do
-  sh "cd #{PRWD}/contributed && rake"
+  FileUtils.cd(File.join(PRWD, 'contributed'))
+  system 'rake'
 end
 
-desc 'shaders'
-task :shaders do
-  sh "cd #{PRWD}/processing_app/topics/shaders && rake"
-end
-
-desc 'PixelFlow'
-task :pixel_flow do
-  sh "cd #{PRWD}/external_library/java/pixel_flow && rake"
+desc 'run graphics demo'
+task :demos do
+  FileUtils.cd(
+    File.join(PRWD,
+      'processing_app',
+      'demos',
+      'graphics'
+    )
+  )
+  system 'rake'
 end
 
-desc 'vecmath'
+desc 'run vecmath samples'
 task :vecmath do
-  sh "cd #{PRWD}/processing_app/library/vecmath/vec2d && rake"
-  sh "cd #{PRWD}/processing_app/library/vecmath/vec3d && rake"
-  sh "cd #{PRWD}/processing_app/library/vecmath/arcball && rake"
+  %w[vec2d vec3d arcball].each do |folder|
+    FileUtils.cd(
+      File.join(
+        PRWD,
+        'processing_app',
+        'library',
+        'vecmath',
+        folder
+      )
+    )
+    system 'rake'
+  end
 end
 
-desc 'hype'
-task :hype do
-  sh "cd #{PRWD}/external_library/java/hype && rake"
+desc 'run shader samples'
+task :shaders do
+  FileUtils.cd(
+    File.join(
+      PRWD,
+      'processing_app',
+      'topics',
+      'shaders'
+    )
+  )
+  system 'rake'
 end
 
-desc 'slider'
-task :slider do
-  sh "cd #{PRWD}/processing_app/library/slider && rake"
+desc 'run Hype Processing samples'
+task :hype do
+  FileUtils.cd(
+    File.join(
+      PRWD,
+      'external_library',
+      'java',
+      'hype'
+    )
+  )
+  system 'rake'
 end
 
-desc 'geomerative'
-task :geomerative do
-  sh "cd #{PRWD}/external_library/gem/geomerative && rake"
+desc 'run WordCram samples'
+task :wordcram do
+  FileUtils.cd(
+    File.join(
+      PRWD,
+      'external_library',
+      'gem',
+      'ruby_wordcram'
+    )
+  )
+  system 'rake'
 end
 
 desc 'hemesh'
 task :hemesh do
-  sh "cd #{PRWD}/external_library/java/hemesh && rake"
+  FileUtils.cd(
+    File.join(
+      PRWD,
+      'external_library',
+      'java',
+      'hemesh'
+    )
+  )
+  system 'rake'
 end
 
 desc 'pbox2d'
 task :pbox2d do
-  sh "cd #{PRWD}/external_library/gem/pbox2d && rake"
-  sh "cd #{PRWD}/external_library/gem/pbox2d/revolute_joint && jruby revolute_joint.rb"
-  sh "cd #{PRWD}/external_library/gem/pbox2d/test_contact && jruby test_contact.rb"
-  sh "cd #{PRWD}/external_library/gem/pbox2d/mouse_joint && jruby mouse_joint.rb"
-  sh "cd #{PRWD}/external_library/gem/pbox2d/distance_joint && jruby distance_joint.rb"
-end
-
-desc 'wordcram'
-task :wordcram do
-  sh "cd #{PRWD}/external_library/gem/ruby_wordcram && rake"
+  FileUtils.cd(
+    File.join(
+      PRWD,
+      'external_library',
+      'gem',
+      'pbox2d'
+    )
+  )
+  system 'rake'
+  %w[revolute_joint test_contact mouse_joint distance_joint].each do |folder|
+    FileUtils.cd(
+      File.join(
+        PRWD,
+        'external_library',
+        'gem',
+        'pbox2d',
+        folder
+      )
+    )
+    system "k9 -r #{folder}.rb"
+  end
 end

contributed/Rakefile

@@ -1,7 +1,4 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to rp5 executable, and or opts as required
-
-SAMPLES_DIR = './'
 
 desc 'run demo'
 task default: [:demo]
@@ -12,19 +9,10 @@ task :demo do
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob('*.rb').each do |file|
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby --dev #{sample_name}", 'r') do |io|
-    while l = io.gets
-      puts(l.chop)
-    end
-  end
+  system "jruby --dev #{sample_name}"
 end

external_library/gem/arcball/Rakefile

@@ -1,30 +1,18 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to rp5 executable, and or opts as required
-
-SAMPLES_DIR = './'
 
 desc 'run demo'
 task default: [:demo]
 
 desc 'demo'
 task :demo do
-  samples_list.shuffle.each{ |sample| run_sample sample }
+  samples_list.shuffle.each { |sample| run_sample sample }
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob('*.rb').each do |file|
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby #{sample_name}", 'r') do |io|
-    while l = io.gets
-      puts(l.chop)
-    end      
-  end
+  system "jruby --dev #{sample_name}"
 end

external_library/gem/geomerative/Rakefile

@@ -1,7 +1,4 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to rp5 executable, and or opts as required
-
-SAMPLES_DIR = './'
 
 desc 'run demo'
 task default: [:demo]
@@ -12,20 +9,10 @@ task :demo do
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob('*.rb').each do |file|
-    next if file =~ /agent/ # ignore agent files
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby #{sample_name}", 'r') do |io|
-    while l = io.gets
-      puts(l.chop)
-    end
-  end
+  system "jruby --dev #{sample_name}"
 end

external_library/gem/pbox2d/Rakefile

@@ -1,7 +1,4 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to rp5 executable, and or opts as required
-
-SAMPLES_DIR = './'
 
 desc 'run demo'
 task default: [:demo]
@@ -12,19 +9,10 @@ task :demo do
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob('*.rb').each do |file|
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby #{sample_name}", 'r') do |io|
-    while l = io.gets
-      puts(l.chop)
-    end
-  end
+  system "jruby --dev #{sample_name}"
 end

external_library/gem/ruby_wordcram/Rakefile

@@ -1,7 +1,4 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to rp5 executable, and or opts as required
-
-SAMPLES_DIR = './'
 
 desc 'run demo'
 task default: [:demo]
@@ -12,19 +9,10 @@ task :demo do
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob('*.rb').each do |file|
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby #{sample_name}", 'r') do |io|
-    while l = io.gets
-      puts(l.chop)
-    end
-  end
+  system "jruby --dev #{sample_name}"
 end

external_library/gem/toxiclibs/Rakefile

@@ -1,7 +1,4 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to rp5 executable, and or opts as required
-
-SAMPLES_DIR = './'
 
 desc 'run demo'
 task default: [:demo]
@@ -12,19 +9,10 @@ task :demo do
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob('*.rb').each do |file|
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby #{sample_name}", 'r') do |io|
-    while l = io.gets
-      puts(l.chop)
-    end
-  end
+  system "jruby --dev #{sample_name}"
 end

external_library/java/handy/Rakefile

@@ -1,30 +1,18 @@
 # Simple demo Rakefile to autorun samples in current directory
-# adjust path to k9 executable, and or opts as required
-
-SAMPLES_DIR="./"
 
 desc 'run demo'
-task :default => [:demo]
+task default: [:demo]
 
 desc 'demo'
 task :demo do
-  samples_list.shuffle.each{|sample| run_sample sample}
+  samples_list.shuffle.each { |sample| run_sample sample }
 end
 
 def samples_list
-  files = []
-  Dir.chdir(SAMPLES_DIR)
-  Dir.glob("*.rb").each do |file|
-    files << File.join(SAMPLES_DIR, file)
-  end
-  return files
+  Dir.glob('*.rb').map { |file| File.join(__dir__, file) }
 end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|jruby #{sample_name}", "r") do |io|
-    while l = io.gets
-      puts(l.chop)
-    end
-  end
+  system "jruby --dev #{sample_name}"
 end