Class: Mirah::JVM::Types::StringType

Inherits:
Type
  • Object
show all
Defined in:
lib/mirah/jvm/types/intrinsics.rb

Constant Summary

Constants included from Logging::Logged

Logging::Logged::VLEVELS

Instance Attribute Summary

Attributes inherited from Type

#inner_class, #name, #type_system

Instance Method Summary collapse

Methods inherited from Type

#abstract?, #add_compiled_macro, #add_enumerable_macros, #add_method, #add_method_listener, #aload, #ancestors_and_interfaces, #array?, #array_type, #assignableFrom, #assignable_from?, #astore, #basic_type, #compatible?, #component_type, #constructor, #declared_class_methods, #declared_constructors, #declared_instance_methods, #declared_intrinsics, #declared_macros, #dynamic?, #error?, #expand_each, #field_getter, #field_setter, #find_callable_macros, #find_callable_macros2, #find_callable_methods, #find_callable_methods2, #full_name, #generic, #generic?, #get_method, #include, #init_value, #initialize, #inner_class?, #inner_class_getter, #inspect, #interface?, #interfaces, #intrinsics, #isArray, #isBlock, #isError, #isGeneric, #isMeta, #is_parent, #iterable?, #java_method, #jvm_type, #load, #load_extensions, #macro, #macros, #matchesAnything, #meta, #meta?, #method_listeners, #method_updated, #newarray, #pop, #prefix, #primitive?, #read_macrodef_annotation, #return, #store, #superclass, #to_s, #type_parameters, #ungeneric, #unmeta, #void?, #wide?, #widen

Methods included from Logging::Logged

#error, #info, #log, #logger, #logger_name, #logging?, #vlog, #warning

Methods included from MethodLookup

#each_is_exact, #each_is_exact_or_subtype_or_convertible, #field_lookup, #find_jls, #find_jls2, #find_method, #find_method2, #inner_class, #is_more_specific?, #phase1, #phase2, #phase3, #primitive_convertible?

Constructor Details

This class inherits a constructor from Mirah::JVM::Types::Type

Instance Method Details

#add_intrinsics ⇒ Object 



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# File 'lib/mirah/jvm/types/intrinsics.rb', line 317

def add_intrinsics
  super
  string_type = @type_system.type(nil, 'java.lang.String')
  bool_type = @type_system.type(nil, 'boolean')
  int_type = @type_system.type(nil, 'int')
  long_type = @type_system.type(nil, 'long')
  char_type = @type_system.type(nil, 'char')
  float_type = @type_system.type(nil, 'float')
  double_type = @type_system.type(nil, 'double')
  add_method('+', [string_type], string_type) do |compiler, call, expression|
    if expression
      java_method('concat', string_type).call(compiler, call, expression)
    end
  end
  add_method('+', [bool_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokestatic string_type, "valueOf", [string_type, bool_type]
      compiler.method.invokevirtual string_type, "concat", [string_type, string_type]
    end
  end
  add_method('+', [char_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokestatic string_type, "valueOf", [string_type, char_type]
      compiler.method.invokevirtual string_type, "concat", [string_type, string_type]
    end
  end
  add_method('+', [int_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokestatic string_type, "valueOf", [string_type, int_type]
      compiler.method.invokevirtual string_type, "concat", [string_type, string_type]
    end
  end
  add_method('+', [long_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokestatic string_type, "valueOf", [string_type, long_type]
      compiler.method.invokevirtual string_type, "concat", [string_type, string_type]
    end
  end
  add_method('+', [float_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokestatic string_type, "valueOf", [string_type, float_type]
      compiler.method.invokevirtual string_type, "concat", [string_type, string_type]
    end
  end
  add_method('+', [double_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokestatic string_type, "valueOf", [string_type, double_type]
      compiler.method.invokevirtual string_type, "concat", [string_type, string_type]
    end
  end
  add_method('[]', [int_type], char_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.invokevirtual string_type, "charAt", [char_type, int_type]
    end
  end
  add_method('[]', [int_type, int_type], string_type) do |compiler, call, expression|
    if expression
      compiler.visit(call.target, true)
      compiler.visit(call.parameters(0), true)
      compiler.method.dup
      compiler.visit(call.parameters[1], true)
      compiler.method.iadd
      compiler.method.invokevirtual string_type, "substring", [string_type, int_type, int_type]
    end
  end
end