/// <summary>
/// Reads a token and checks it is what is expected.
/// </summary>
/// <param name="expectedToken">The expected token.</param>
internal void ReadToken(string expectedToken)
{
base.NextToken();
if (base.GetStringValue() != expectedToken)
{
throw new Exception(string.Format(NumberFormatter.GetNfi(), "Expecting ('{3}') but got a '{0}' at line {1} column {2}.", new object[] { base.GetStringValue(), base.LineNumber, base.Column, expectedToken }));
}
}
/// <summary>
/// If the current token is a number, this field contains the value of that number.
/// </summary>
/// <remarks>
/// If the current token is a number, this field contains the value of that number. The current token is a number when the value of the ttype field is TT_NUMBER.
/// </remarks>
/// <exception cref="T:System.FormatException">Current token is not a number in a valid format.</exception>
public double GetNumericValue()
{
string stringValue = this.GetStringValue();
if (this.GetTokenType() != Topology.Converters.WellKnownText.TokenType.Number)
{
throw new Exception(string.Format(NumberFormatter.GetNfi(), "The token '{0}' is not a number at line {1} column {2}.", new object[] { stringValue, this.LineNumber, this.Column }));
}
return(double.Parse(stringValue, NumberFormatter.GetNfi()));
}