public static bool CanBeElement(string testString, out FormulaElement element)
{
bool canBe = false;
canBe |= Bracket.CanBeBracket(testString, out Bracket bracket);
if (bracket is object)
{
element = bracket;
return(true);
}
canBe |= Operation.CanBeOperation(testString, out Operation op);
if (op is object)
{
element = op;
return(true);
}
canBe |= Variable.CanBeVariable(testString, out Variable variable);
if (variable is object)
{
element = variable;
return(true);
}
element = null;
return(canBe);
}
public static bool CanBeElement(string testString)
{
return(Bracket.CanBeBracket(testString) || Operation.CanBeOperation(testString) ||
Variable.CanBeVariable(testString));
}