/// <summary>
/// Parses a type definition
/// </summary>
/// <returns>The type definition</returns>
private TypeDefinition _parseDefinition(bool eagerOptional = true)
{
TokenType type;
TypeDefinition definition;
type = _peekType();
switch (type)
{
case TokenType.Null:
_read();
definition = PrimitiveDefinition.Null;
break;
case TokenType.Boolean:
_read();
definition = PrimitiveDefinition.Boolean;
break;
case TokenType.Unsigned:
_read();
definition = PrimitiveDefinition.Unsigned32;
_skipRangeSpecifier();
break;
case TokenType.Unsigned8:
_read();
definition = PrimitiveDefinition.Unsigned8;
_skipRangeSpecifier();
break;
case TokenType.Unsigned16:
_read();
definition = PrimitiveDefinition.Unsigned16;
_skipRangeSpecifier();
break;
case TokenType.Signed:
_read();
definition = PrimitiveDefinition.Signed32;
break;
case TokenType.Float32:
_read();
definition = PrimitiveDefinition.Float32;
break;
case TokenType.Float64:
_read();
definition = PrimitiveDefinition.Float64;
break;
case TokenType.OctetString:
_read();
definition = PrimitiveDefinition.OctetString;
_skipLengthSpecifier();
break;
case TokenType.CharString:
_read();
definition = PrimitiveDefinition.CharString;
_skipLengthSpecifier();
break;
// bitstring handled below
// enumerated handled below
case TokenType.Date:
_read();
definition = PrimitiveDefinition.Date;
break;
case TokenType.Time:
_read();
definition = PrimitiveDefinition.Time;
break;
case TokenType.ObjectId:
_read();
definition = PrimitiveDefinition.ObjectId;
break;
case TokenType.Generic:
_read();
definition = PrimitiveDefinition.Generic;
break;
case TokenType.Enumerated:
definition = _parseEnumeration();
break;
case TokenType.BitString:
definition = _parseBitString();
break;
case TokenType.Sequence:
definition = _parseSequence();
break;
case TokenType.Choice:
definition = _parseChoice();
break;
case TokenType.Identifier:
definition = new NameDefinition(_get(TokenType.Identifier));
break;
default:
throw new InvalidDataException(type.ToString());
}
if (eagerOptional && _peekType() == TokenType.Optional)
{
definition = new OptionDefinition(definition);
_read();
}
return(definition);
}
/// <summary>
/// Parses a type definition
/// </summary>
/// <returns>The type definition</returns>
private TypeDefinition _parseDefinition(bool eagerOptional = true)
{
TokenType type;
TypeDefinition definition;
type = _peekType();
switch (type)
{
case TokenType.Null:
_read();
definition = PrimitiveDefinition.Null;
break;
case TokenType.Boolean:
_read();
definition = PrimitiveDefinition.Boolean;
break;
case TokenType.Unsigned:
_read();
definition = PrimitiveDefinition.Unsigned32;
_skipRangeSpecifier();
break;
case TokenType.Unsigned8:
_read();
definition = PrimitiveDefinition.Unsigned8;
_skipRangeSpecifier();
break;
case TokenType.Unsigned16:
_read();
definition = PrimitiveDefinition.Unsigned16;
_skipRangeSpecifier();
break;
case TokenType.Signed:
_read();
definition = PrimitiveDefinition.Signed32;
break;
case TokenType.Float32:
_read();
definition = PrimitiveDefinition.Float32;
break;
case TokenType.Float64:
_read();
definition = PrimitiveDefinition.Float64;
break;
case TokenType.OctetString:
_read();
definition = PrimitiveDefinition.OctetString;
_skipLengthSpecifier();
break;
case TokenType.CharString:
_read();
definition = PrimitiveDefinition.CharString;
_skipLengthSpecifier();
break;
// bitstring handled below
// enumerated handled below
case TokenType.Date:
_read();
definition = PrimitiveDefinition.Date;
break;
case TokenType.Time:
_read();
definition = PrimitiveDefinition.Time;
break;
case TokenType.ObjectId:
_read();
definition = PrimitiveDefinition.ObjectId;
break;
case TokenType.Generic:
_read();
definition = PrimitiveDefinition.Generic;
break;
case TokenType.Enumerated:
definition = _parseEnumeration();
break;
case TokenType.BitString:
definition = _parseBitString();
break;
case TokenType.Sequence:
definition = _parseSequence();
break;
case TokenType.Choice:
definition = _parseChoice();
break;
case TokenType.Identifier:
definition = new NameDefinition(_get(TokenType.Identifier));
break;
default:
throw new InvalidDataException(type.ToString());
}
if(eagerOptional && _peekType() == TokenType.Optional)
{
definition = new OptionDefinition(definition);
_read();
}
return definition;
}
/// <summary>
/// Generates an option type
/// </summary>
/// <param name="emitter">The emitter to write to</param>
/// <param name="typeName">The name of the type</param>
/// <param name="def">The option definition</param>
/// <param name="root">True if this is the root type, false otherwise</param>
private void _generateOptionType(CSharpEmitter emitter, string typeName, string fieldName, OptionDefinition def, bool root)
{
if(root)
{
typeName = _getDefinitionName(typeName, fieldName, def);
var elementTypeName = _getDefinitionName(null, "element", def);
using (var wrapper = _generateWrapperType(emitter, typeName, elementTypeName))
{
if(root)
{
_generateDefinition(wrapper, null, "element", def.ElementType);
}
}
}
if (!root)
_generateDefinition(emitter, null, fieldName, def.ElementType);
}