Method: Ikra::Symbolic::ArrayCommand#block_def_node

Defined in:
lib/symbolic/symbolic.rb

#block_def_node ⇒ Object

Returns the abstract syntax tree for a parallel section.



334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
 
# File 'lib/symbolic/symbolic.rb', line 334

def block_def_node
    if @ast == nil
        if block == nil
            return nil
        end

        # Get array of block parameter names
        block_params = block.parameters.map do |param|
            param[1]
        end

        parser_local_vars = command_binding.local_variables + block_params
        source = Parsing.parse_block(block, parser_local_vars)
        @ast = AST::BlockDefNode.new(
            parameters: block_params,
            ruby_block: block,      # necessary to get binding
            body: AST::Builder.from_parser_ast(source))
    end

    # Ensure `return` is there
    @ast.accept(Translator::LastStatementReturnsVisitor.new)

    return @ast
end