/// <summary>
/// Parses a scalar type definition.
/// <see cref="ScalarTypeDefinitionNode" />:
/// Description?
/// scalar Name Directives[isConstant=true]?
/// </summary>
/// <param name="context">The parser context.</param>
private ScalarTypeDefinitionNode ParseScalarTypeDefinition(
ParserContext context)
{
SyntaxToken start = context.Current;
StringValueNode description = ParseDescription(context);
context.ExpectScalarKeyword();
NameNode name = ParseName(context);
List <DirectiveNode> directives =
ParseDirectives(context, true);
Location location = context.CreateLocation(start);
return(new ScalarTypeDefinitionNode
(
location,
name,
description,
directives
));
}
private ScalarTypeExtensionNode ParseScalarTypeExtension(
ParserContext context)
{
SyntaxToken start = context.Current;
context.ExpectExtendKeyword();
context.ExpectScalarKeyword();
NameNode name = context.ParseName();
List <DirectiveNode> directives =
ParseDirectives(context, true);
if (directives.Count == 0)
{
throw context.Unexpected(start);
}
Location location = context.CreateLocation(start);
return(new ScalarTypeExtensionNode
(
location,
name,
directives
));
}