Update build script

scripts/build_examples.rb

@@ -1,48 +1,49 @@
 #!/usr/bin/env ruby
 
+v_major, v_minor, v_patch = RUBY_VERSION.split('.').map(&:to_i)
+unless v_major == 3 && v_minor >= 2
+  $stderr.puts "Warn: script designed for Ruby 3.2.x, running: #{RUBY_VERSION}"
+end
+
 require 'optparse'
 require 'fileutils'
 
+OUT_PATH = 'examples/build'
+
 options = {
   release: true,
   debug: false,
-  clean: false,
 }
 
 OptionParser.new do |opts|
   opts.banner = "Usage: build_examples.rb [options]"
 
-  opts.on("--release", "Build in release mode") do
+  opts.on("--[no-]release", "Build in release mode (default: #{options[:release]})") do |value|
-    options[:release] = true
+    options[:release] = value
   end
 
-  opts.on("--no-release", "Build faster") do
+  opts.on("--[no-]debug", "Include debug information (default: #{options[:debug]})") do |value|
-    options[:release] = false
+    options[:debug] = value
-  end
-
-  opts.on("--clean", "Remove built examples") do
-    options[:clean] = true
   end
 end.parse!
 
-unless options[:clean]
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-  cmd = "crystal build"
-  flags = []
-  flags << "--release" if options[:release]
-  flags << "--no-debug" unless options[:debug]
 
-  Dir.chdir File.join(__dir__, '..')
+cmd = "crystal build"
-  FileUtils.mkdir_p("examples/build")
+flags = []
-  unless File.exists?("examples/build/assets")
+flags << "--release" if options[:release]
-    FileUtils.ln_s("../../assets", "examples/build/assets")
+flags << "--no-debug" unless options[:debug]
-  end
+
-  Dir.glob("examples/*.cr").each do |path|
+Dir.chdir File.join(__dir__, '..')
-    full_cmd = %'#{cmd} #{flags.join(" ")} "#{path}"'
+FileUtils.mkdir_p(OUT_PATH)
+
+unless File.exist?("#{OUT_PATH}/assets")
+  FileUtils.ln_s("../../assets", "#{OUT_PATH}/assets")
+end
+
+Dir.glob("examples/*.cr").each do |path|
+  bin_name = File.basename(path, ".cr")
+  full_cmd = %'#{cmd} #{flags.join(" ")} "#{path}" -o #{OUT_PATH}/#{bin_name}'
   puts full_cmd
   system full_cmd
-    bin_name = File.basename(path, ".cr")
-    FileUtils.mv(bin_name, "examples/build/#{bin_name}")
-  end
-else
-  # TODO
 end