private static KeyValuePair <string, string> ParseKeyAndValue(ConfigurationTokenStream tokens, string section)
{
// Get the key.
var key = tokens.Current.Value;
tokens.Consume();
if (ContainsWhiteSpace(key))
{
const string message = "The key '{0}' contains whitespace.";
throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, message, key));
}
// Expect the equality sign.
tokens.Expect(ConfigurationTokenKind.Equals, "Expected to find '=' token.");
tokens.Consume();
// Get the value.
tokens.Expect(ConfigurationTokenKind.Value, "Expected to find value.");
var value = tokens.Current.Value;
tokens.Consume();
// Append section to key?
if (!string.IsNullOrWhiteSpace(section))
{
key = string.Concat(section, "_", key);
}
return(new KeyValuePair <string, string>(key, value));
}
private static string ParseSection(ConfigurationTokenStream tokens)
{
var value = tokens.Current.Value;
if (ContainsWhiteSpace(value))
{
throw new InvalidOperationException("Sections cannot contain whitespace.");
}
tokens.Consume();
return(value);
}