public LexemVariable(string name, LexemValue value = null)
: this()
{
if (String.IsNullOrEmpty(name))
throw new ArgumentException("Variable Name can't be null or empty");
this.Name = name;
if (!CheckVariableName(this.Name))
throw new FormatException(String.Format($"Variable Name {this.Name} is incorrect"));
this.Value = value;
}
public LexemVariable Set(string name, LexemValue value)
{
if (value == null || String.IsNullOrEmpty(name))
return null;
var variable = this.Get(name);
if (variable == null)
return this.Add(name, value);
variable.Value = value;
return variable;
}
public virtual LexemVariable Execute(LexemValue argument, Lexem lexem)
{
if (this.OnLexemExecution != null)
return this.OnLexemExecution(argument, lexem);
return null;
}
public LexemVariable Add(string name, LexemValue value)
{
var variable = new LexemVariable(name, value);
_variables.Add(variable);
return variable;
}
