Class: CSquare::Generator::Op
- Inherits:
-
Object
- Object
- CSquare::Generator::Op
- Defined in:
- lib/csquare/generator/op.rb
Instance Attribute Summary collapse
-
#blueprint ⇒ Object
readonly
Returns the value of attribute blueprint.
-
#id ⇒ Object
readonly
Returns the value of attribute id.
-
#patterns ⇒ Object
readonly
Returns the value of attribute patterns.
Instance Method Summary collapse
- #[](t) ⇒ Object
- #[]=(t_or_ary, pattern) ⇒ Object
- #decorated(args_and_types, return_type, default_type_symbol) ⇒ Object
- #has_key?(t) ⇒ Boolean
-
#initialize(blueprint, id) ⇒ Op
constructor
A new instance of Op.
- #inspect ⇒ Object
Constructor Details
#initialize(blueprint, id) ⇒ Op
Returns a new instance of Op.
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# File 'lib/csquare/generator/op.rb', line 2 def initialize blueprint, id @blueprint = blueprint @id = id @patterns = {} end |
Instance Attribute Details
#blueprint ⇒ Object (readonly)
Returns the value of attribute blueprint.
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# File 'lib/csquare/generator/op.rb', line 8 def blueprint @blueprint end |
#id ⇒ Object (readonly)
Returns the value of attribute id.
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# File 'lib/csquare/generator/op.rb', line 8 def id @id end |
#patterns ⇒ Object (readonly)
Returns the value of attribute patterns.
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# File 'lib/csquare/generator/op.rb', line 8 def patterns @patterns end |
Instance Method Details
#[](t) ⇒ Object
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# File 'lib/csquare/generator/op.rb', line 78 def [] t @patterns[t] end |
#[]=(t_or_ary, pattern) ⇒ Object
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# File 'lib/csquare/generator/op.rb', line 82 def []= t_or_ary, pattern if t_or_ary.is_a?(Array) t_or_ary.each do |t| @patterns[t] = pattern end else @patterns[t_or_ary] = pattern end end |
#decorated(args_and_types, return_type, default_type_symbol) ⇒ Object
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# File 'lib/csquare/generator/op.rb', line 15 def decorated args_and_types, return_type, default_type_symbol # If we're dealing with a blueprint containing only one type, convert all LONG typenames to regular typenames args_types = if blueprint.types.size == 1 h = {} args_and_types.each_pair do |arg, type| h[arg] = type == blueprint.long_key ? blueprint.key : type end # Also update the return_type if applicable return_type = blueprint.key if return_type == blueprint.long_key h else args_and_types end # Determine pattern and type symbol pattern = select_pattern_clone(args_types, return_type) return nil if pattern.nil? # no match, no need to deal with this expression type_symbol = select_type_symbol(args_types.values, return_type, default_type_symbol) # Replace $0, $1, ... args_types.keys.each_with_index do |arg, i| if arg =~ /^\*/ && pattern =~ /\$#{i}\./ # Flip *x.y to x->y deref_arg = "#{arg[1...arg.size]}->" pattern.gsub!(/\$#{i}\./, deref_arg) else pattern.gsub!(/\$#{i}/, arg.to_s) end end #if self.is_a?(CSquare::Generator::AssignOp) # STDERR.puts args_types # if args_types.has_key?(0) && args_types[0] == :integer && return_type == "LONG_TYPE" # require 'pry' # binding.pry # end #end begin # Build an AST for the completed expression ast = C::Expression.parse(pattern) rescue C::ParseError => e STDERR.puts "\nParseError:" STDERR.puts pattern.inspect raise(e) end ast.decorate_calls!(type_symbol, blueprint) # Return type and AST get returned if default_type_symbol == type_symbol [ast, blueprint.key] else [ast, blueprint.long_key] end end |
#has_key?(t) ⇒ Boolean
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# File 'lib/csquare/generator/op.rb', line 92 def has_key? t @patterns.has_key?(t) end |
#inspect ⇒ Object
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# File 'lib/csquare/generator/op.rb', line 10 def inspect obj_id = "0x#{(self.object_id << 1).to_s(16)}" "#<#{self.class.to_s}:#{obj_id} id=#{@id.inspect} blueprint=#{@blueprint.id.inspect} keys=#{patterns.keys.inspect}>" end |