TokenizerBackedParser<TTokenizer,TSymbol,TSymbolType>.Required Method
Definition
Important
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This type/member supports the .NET Framework infrastructure and is not intended to be used directly from your code.Determines whether the expected token is required.
protected internal bool Required (TSymbolType expected, bool errorIfNotFound, string errorBase);member this.Required : 'SymbolType * bool * string -> boolProtected Friend Function Required (expected As TSymbolType, errorIfNotFound As Boolean, errorBase As String) As BooleanParameters
- expected
- TSymbolType
The expected token.
- errorIfNotFound
- Boolean
true to display an error if not found; otherwise, false.
- errorBase
- String
The error base.
Returns
true if the expected token is required; otherwise, false.