Class: Opal::Nodes::ResBodyNode
- Defined in:
- opal/lib/opal/nodes/rescue.rb
Instance Attribute Summary
Attributes inherited from Base
Attributes included from Closure::NodeSupport
Instance Method Summary collapse
Methods inherited from Base
#add_gvar, #add_ivar, #add_local, #add_temp, #children, children, #class_variable_owner, #class_variable_owner_nesting_level, #comments, #compile_to_fragments, #error, #expr, #expr?, #expr_or_empty, #expr_or_nil, #fragment, handle, handlers, #has_rescue_else?, #helper, #in_ensure, #in_ensure?, #in_resbody, #in_resbody?, #in_rescue, #in_while?, #initialize, #process, #push, #recv, #recv?, #s, #scope, #source_location, #stmt, #stmt?, #top_scope, truthy_optimize?, #unshift, #while_loop, #with_temp, #wrap
Methods included from Closure::NodeSupport
#closure_is?, #compile_catcher, #generate_thrower, #generate_thrower_without_catcher, #in_closure, #pop_closure, #push_closure, #select_closure, #thrower
Methods included from Helpers
#current_indent, #empty_line, #indent, #js_truthy, #js_truthy_optimize, #line, #mid_to_jsid, #property, #valid_name?
Constructor Details
This class inherits a constructor from Opal::Nodes::Base
Instance Method Details
#compile ⇒ Object
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# File 'opal/lib/opal/nodes/rescue.rb', line 200 def compile push 'if (Opal.rescue($err, ', expr(klasses), ')) {' indent do if lvar push expr(lvar.updated(nil, [*lvar.children, s(:js_tmp, '$err')])) end # Need to ensure we clear the current exception out after the rescue block ends line 'try {' indent do in_resbody do line stmt(rescue_body) end end line '} finally { Opal.pop_exception(); }' end line '}' end |
#klasses ⇒ Object
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# File 'opal/lib/opal/nodes/rescue.rb', line 219 def klasses klasses_sexp || s(:array, s(:const, nil, :StandardError)) end |
#rescue_body ⇒ Object
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# File 'opal/lib/opal/nodes/rescue.rb', line 223 def rescue_body body_code = (body || s(:nil)) body_code = compiler.returns(body_code) unless stmt? body_code end |