/// <summary>
/// Initializes a new instance of the <see cref="NameExpression"/> class.
/// </summary>
/// <param name="identifier">The name of the referenced expression.</param>
public NameExpression(Identifier identifier)
{
if (identifier == null)
{
throw new ArgumentNullException(nameof(identifier));
}
this.Identifier = identifier;
}
public Rule(Identifier identifier, Expression expression, IEnumerable<Identifier> flags)
{
if (expression == null)
{
throw new ArgumentNullException("expression");
}
this.identifier = identifier;
this.expression = expression;
this.flags = flags.ToList().AsReadOnly();
}
/// <summary>
/// Initializes a new instance of the <see cref="PrefixedExpression"/> class.
/// </summary>
/// <param name="prefix">The name given to this expression as a prefix.</param>
/// <param name="expression">The expression that has been prefixed.</param>
public PrefixedExpression(Identifier prefix, Expression expression)
{
if (prefix == null)
{
throw new ArgumentNullException(nameof(prefix));
}
if (expression == null)
{
throw new ArgumentNullException(nameof(expression));
}
this.Prefix = prefix;
this.Expression = expression;
}
public Rule(Identifier identifier, Expression expression, IEnumerable<Identifier> flags)
{
if (identifier == null)
{
throw new ArgumentNullException(nameof(identifier));
}
if (expression == null)
{
throw new ArgumentNullException(nameof(expression));
}
this.Identifier = identifier;
this.Expression = expression;
this.Flags = (flags ?? Enumerable.Empty<Identifier>()).ToList().AsReadOnly();
}
/// <summary>
/// Initializes a new instance of the <see cref="PrefixedExpression"/> class.
/// </summary>
/// <param name="prefix">The name given to this expression as a prefix.</param>
/// <param name="expression">The expression that has been prefixed.</param>
public PrefixedExpression(Identifier prefix, Expression expression)
{
this.Prefix = prefix ?? throw new ArgumentNullException(nameof(prefix));
this.Expression = expression ?? throw new ArgumentNullException(nameof(expression));
}