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opt
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alt
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ruby27
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share
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ri
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system
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Binding
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//opt/alt/ruby27/share/ri/system/Binding/cdesc-Binding.ri
U:RDoc::NormalClass[iI"Binding:ET@I"Object;To:RDoc::Markup::Document:@parts[o;;[ : @fileI"lib/irb.rb;T:0@omit_headings_from_table_of_contents_below0o;;[ ; I"prelude.rb;T; 0o;;[o:RDoc::Markup::Paragraph;[I"HObjects of class Binding encapsulate the execution context at some ;TI"Eparticular place in the code and retain this context for future ;TI"Buse. The variables, methods, value of <code>self</code>, and ;TI"Epossibly an iterator block that can be accessed in this context ;TI"<are all retained. Binding objects can be created using ;TI"?Kernel#binding, and are made available to the callback of ;TI"7Kernel#set_trace_func and instances of TracePoint.;To:RDoc::Markup::BlankLine o;;[I"GThese binding objects can be passed as the second argument of the ;TI"=Kernel#eval method, establishing an environment for the ;TI"evaluation.;T@o:RDoc::Markup::Verbatim;[I"class Demo ;TI" def initialize(n) ;TI" @secret = n ;TI" end ;TI" def get_binding ;TI" binding ;TI" end ;TI" end ;TI" ;TI"k1 = Demo.new(99) ;TI"b1 = k1.get_binding ;TI"k2 = Demo.new(-3) ;TI"b2 = k2.get_binding ;TI" ;TI""eval("@secret", b1) #=> 99 ;TI""eval("@secret", b2) #=> -3 ;TI"#eval("@secret") #=> nil ;T:@format0o;;[I"4Binding objects have no class-specific methods.;T; I"proc.c;T; 0; 0; 0[ [ [ [[I" class;T[[:public[ [:protected[ [:private[ [I" instance;T[[;[ [;[ [;[ [I" eval;TI"proc.c;T[I"irb;TI"lib/irb.rb;T[I"local_variable_defined?;T@Q[I"local_variable_get;T@Q[I"local_variable_set;T@Q[I"local_variables;T@Q[I" receiver;T@Q[I"source_location;T@Q[ [U:RDoc::Context::Section[i 0o;;[ ; 0; 0[I"lib/irb.rb;TI"prelude.rb;TI"proc.c;T@8cRDoc::TopLevel