/// <summary>
/// Matches the currently <see cref="ActiveToken" /> to any of the provided <see cref="TokenType" />. The active
/// token must match one of the provided types for the match to succeed.
/// </summary>
/// <param name="primaryTokenType">Type of the primary token to check for.</param>
/// <param name="additionalTypes">Any additional tokens to check for.</param>
/// <returns><c>true</c> if a match is found, <c>false</c> otherwise.</returns>
public bool Match(TokenType primaryTokenType, params TokenType[] additionalTypes)
{
if (additionalTypes == null || additionalTypes.Length == 0)
{
return(this.Match(primaryTokenType));
}
else
{
return(primaryTokenType.AsEnumerable().Concat(additionalTypes).Any(this.Match));
}
}
/// <summary>
/// Matches the currently <see cref="ActiveToken" /> to any of the provided <see cref="TokenType" />.
/// The active token must match one of the provided values or an exception is thrown.
/// </summary>
/// <param name="primaryTokenType">Type of the primary token to check for.</param>
/// <param name="additionalTypes">Any additional tokens to check for.</param>
public void MatchOrThrow(TokenType primaryTokenType, params TokenType[] additionalTypes)
{
if (additionalTypes == null || additionalTypes.Length == 0)
{
this.MatchOrThrow(primaryTokenType);
}
else
{
var typeCollection = primaryTokenType.AsEnumerable().Concat(additionalTypes);
var tokensMatched = typeCollection.Where(this.Match);
if (!tokensMatched.Any())
{
var errors = "[" + string.Join(", ", typeCollection.Select(TokenTypeTextForErrorMessage).Select(x => x.ToString())) + "]";
GraphQLSyntaxException.ThrowFromExpectation(
this.Location,
errors,
this.ActiveTokenTypeDescrption.ToString());
}
}
}
