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Editing: class_eval-i.yaml

--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
 body: Evaluates the string or block in the context of mod. This can be used to add methods to a class. <tt>module_eval</tt> returns the result of evaluating its argument. The optional filename and lineno parameters set the text for error messages.
- !ruby/struct:SM::Flow::VERB 
 body: " class Thing\n end\n a = %q{def hello() &quot;Hello there!&quot; end}\n Thing.module_eval(a)\n puts Thing.new.hello()\n Thing.module_eval(&quot;invalid code&quot;, &quot;dummy&quot;, 123)\n"
- !ruby/struct:SM::Flow::P 
 body: produces:
- !ruby/struct:SM::Flow::VERB 
 body: " Hello there!\n dummy:123:in `module_eval': undefined local variable\n or method `code' for Thing:Class\n"
full_name: Module#class_eval
is_singleton: false
name: class_eval
params: |
 mod.class_eval(string [, filename [, lineno]]) => obj
 mod.module_eval {|| block } => obj

visibility: public

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