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authorJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-16 18:49:26 +0900
committerJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-30 00:39:06 +0900
commitfcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch)
tree64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/lib/irb/workspace.rb
Fresh start
Diffstat (limited to 'jni/ruby/lib/irb/workspace.rb')
-rw-r--r--jni/ruby/lib/irb/workspace.rb114
1 files changed, 114 insertions, 0 deletions
diff --git a/jni/ruby/lib/irb/workspace.rb b/jni/ruby/lib/irb/workspace.rb
new file mode 100644
index 0000000..b7eb810
--- /dev/null
+++ b/jni/ruby/lib/irb/workspace.rb
@@ -0,0 +1,114 @@
+#
+# irb/workspace-binding.rb -
+# $Release Version: 0.9.6$
+# $Revision: 47112 $
+# by Keiju ISHITSUKA(keiju@ruby-lang.org)
+#
+# --
+#
+#
+#
+module IRB # :nodoc:
+ class WorkSpace
+ # Creates a new workspace.
+ #
+ # set self to main if specified, otherwise
+ # inherit main from TOPLEVEL_BINDING.
+ def initialize(*main)
+ if main[0].kind_of?(Binding)
+ @binding = main.shift
+ elsif IRB.conf[:SINGLE_IRB]
+ @binding = TOPLEVEL_BINDING
+ else
+ case IRB.conf[:CONTEXT_MODE]
+ when 0 # binding in proc on TOPLEVEL_BINDING
+ @binding = eval("proc{binding}.call",
+ TOPLEVEL_BINDING,
+ __FILE__,
+ __LINE__)
+ when 1 # binding in loaded file
+ require "tempfile"
+ f = Tempfile.open("irb-binding")
+ f.print <<EOF
+ $binding = binding
+EOF
+ f.close
+ load f.path
+ @binding = $binding
+
+ when 2 # binding in loaded file(thread use)
+ unless defined? BINDING_QUEUE
+ require "thread"
+
+ IRB.const_set(:BINDING_QUEUE, SizedQueue.new(1))
+ Thread.abort_on_exception = true
+ Thread.start do
+ eval "require \"irb/ws-for-case-2\"", TOPLEVEL_BINDING, __FILE__, __LINE__
+ end
+ Thread.pass
+ end
+ @binding = BINDING_QUEUE.pop
+
+ when 3 # binding in function on TOPLEVEL_BINDING(default)
+ @binding = eval("def irb_binding; private; binding; end; irb_binding",
+ TOPLEVEL_BINDING,
+ __FILE__,
+ __LINE__ - 3)
+ end
+ end
+ if main.empty?
+ @main = eval("self", @binding)
+ else
+ @main = main[0]
+ IRB.conf[:__MAIN__] = @main
+ case @main
+ when Module
+ @binding = eval("IRB.conf[:__MAIN__].module_eval('binding', __FILE__, __LINE__)", @binding, __FILE__, __LINE__)
+ else
+ begin
+ @binding = eval("IRB.conf[:__MAIN__].instance_eval('binding', __FILE__, __LINE__)", @binding, __FILE__, __LINE__)
+ rescue TypeError
+ IRB.fail CantChangeBinding, @main.inspect
+ end
+ end
+ end
+ eval("_=nil", @binding)
+ end
+
+ # The Binding of this workspace
+ attr_reader :binding
+ # The top-level workspace of this context, also available as
+ # <code>IRB.conf[:__MAIN__]</code>
+ attr_reader :main
+
+ # Evaluate the given +statements+ within the context of this workspace.
+ def evaluate(context, statements, file = __FILE__, line = __LINE__)
+ eval(statements, @binding, file, line)
+ end
+
+ # error message manipulator
+ def filter_backtrace(bt)
+ case IRB.conf[:CONTEXT_MODE]
+ when 0
+ return nil if bt =~ /\(irb_local_binding\)/
+ when 1
+ if(bt =~ %r!/tmp/irb-binding! or
+ bt =~ %r!irb/.*\.rb! or
+ bt =~ /irb\.rb/)
+ return nil
+ end
+ when 2
+ return nil if bt =~ /irb\/.*\.rb/
+ return nil if bt =~ /irb\.rb/
+ when 3
+ return nil if bt =~ /irb\/.*\.rb/
+ return nil if bt =~ /irb\.rb/
+ bt = bt.sub(/:\s*in `irb_binding'/, '')
+ end
+ bt
+ end
+
+ def IRB.delete_caller
+ end
+ end
+end