132 lines
3.2 KiB
Ruby
132 lines
3.2 KiB
Ruby
class SourceView < ElementView
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def initialize interpreter
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@interpreter = interpreter
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@interpreter.register_event(:instruction_changed, self)
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end
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def draw
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@text = div
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@ticker = div
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@element = div(".source_view") << div("h4.source" , "Class.Method") << @ticker << @text
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@element
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end
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def instruction_changed
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i = @interpreter.instruction
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return "" unless i
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if( i.is_a?(Register::Label) and i.name.include?("."))
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update_method
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end
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case i.source
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when AST::Node
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update_code
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@ticker.text = ""
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when String
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@ticker.text = i.source
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else
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raise i.source.class.name
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end
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end
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def update_method
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@element.at_css(".source").text = @interpreter.instruction.name
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cl_name , method_name = *@interpreter.instruction.name.split(".")
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clazz = Register.machine.space.get_class_by_name cl_name
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method = clazz.get_instance_method( method_name)
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puts "found method #{method.source.class}"
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html = ToCode.new.process( method.source )
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puts html
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@text.inner_html = html
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end
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def update_code
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@text.inner_html = ToCode.new.process( @interpreter.instruction.source)
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end
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end
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class ToCode < AST::Processor
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def handler_missing s
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puts "Missing: " + s.type
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s.to_sexp
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end
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def on_function statement
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return_type , name , parameters, kids , receiver = *statement
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str = return_type + " " + name.to_a.first + "("
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str += process(parameters) + ")<br>"
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str += process(kids) + "end<br>"
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str
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end
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def on_parameters statement
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process_all(statement.children).join(",")
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end
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def on_parameter p
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type , name = *p
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type + " " + name
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end
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# str += parameters.children.collect { |p| process(p)}.join(",") + ")<br>"
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# str += kids.collect { |p| process(p)}.join("<br>")
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def on_string s
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"'" + s.first + "'"
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end
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def on_field_def statement
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type , name , value = *statement
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str = type + " " + name
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str += " = #{process(value)}" if value
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str
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end
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def on_return statement
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"return " + process(statement.first )
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end
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def on_false_statements s
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on_statements s
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end
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def on_true_statements s
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on_statements s
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end
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def on_statements s
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str = ""
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s.children.each do |c|
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str += process(c).to_s
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str += "<br>"
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end
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str
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end
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def on_if_statement statement
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branch_type , condition , if_true , if_false = *statement
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condition = condition.first
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ret = "if_#{branch_type}(" + process(condition) + ")<br>" + process(if_true)
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ret += "else" + "<br>" + process(if_false) if if_false
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ret += "end"
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end
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def on_assignment statement
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name , value = *statement
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name = name.to_a.first
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v = process(value)
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name + " = " + v
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end
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def on_call c
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name , arguments , receiver = *c
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ret = process(name)
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ret = process(receiver.first) + "." + ret if receiver
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ret += "("
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ret += process(arguments).join(",")
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ret += ")"
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end
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def on_operator_value statement
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operator , left_e , right_e = *statement
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left_reg = process(left_e)
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right_reg = process(right_e)
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left_reg + " " + operator + " " + right_reg
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end
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def on_arguments args
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args.children.collect{|c| process(c)}
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end
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def on_name name
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name.first
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end
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def on_int i
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i.first.to_s
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end
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end
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