MRuby::GemBox.new do |conf|

# Meta-programming features
conf.gem :core => "mruby-metaprog"

# Use standard IO/File class
conf.gem :core => "mruby-io"

# Use standard Array#pack, String#unpack methods
conf.gem :core => "mruby-pack"

# Use standard Kernel#sprintf method
conf.gem :core => "mruby-sprintf"

# Use standard print/puts/p
conf.gem :core => "mruby-print"

# Use standard Math module
conf.gem :core => "mruby-math"

# Use standard Time class
conf.gem :core => "mruby-time"

# Use standard Struct class
conf.gem :core => "mruby-struct"

# Use Comparable module extension
conf.gem :core => "mruby-compar-ext"

# Use Enumerable module extension
conf.gem :core => "mruby-enum-ext"

# Use String class extension
conf.gem :core => "mruby-string-ext"

# Use Numeric class extension
conf.gem :core => "mruby-numeric-ext"

# Use Array class extension
conf.gem :core => "mruby-array-ext"

# Use Hash class extension
conf.gem :core => "mruby-hash-ext"

# Use Range class extension
conf.gem :core => "mruby-range-ext"

# Use Proc class extension
conf.gem :core => "mruby-proc-ext"

# Use Symbol class extension
conf.gem :core => "mruby-symbol-ext"

# Use Random class
conf.gem :core => "mruby-random"

# Use Object class extension
conf.gem :core => "mruby-object-ext"

# Use ObjectSpace class
conf.gem :core => "mruby-objectspace"

# Use Fiber class
conf.gem :core => "mruby-fiber"

# Use Enumerator class (require mruby-fiber)
conf.gem :core => "mruby-enumerator"

# Use Enumerator::Lazy class (require mruby-enumerator)
conf.gem :core => "mruby-enum-lazy"

# Use toplevel object (main) methods extension
conf.gem :core => "mruby-toplevel-ext"

# Generate mirb command
conf.gem :core => "mruby-bin-mirb"

# Generate mruby command
conf.gem :core => "mruby-bin-mruby"

# Generate mruby-strip command
conf.gem :core => "mruby-bin-strip"

# Use Kernel module extension
conf.gem :core => "mruby-kernel-ext"

# Use class/module extension
conf.gem :core => "mruby-class-ext"

# Use Method/UnboundMethod class
conf.gem :core => "mruby-method"

# Use mruby-compiler to build other mrbgems
conf.gem :core => "mruby-compiler"

end