parser-impl/it.unibo.tuprolog.parser.exceptions/UnexpectedTokenException

UnexpectedTokenException

class UnexpectedTokenException(source: Source, token: Token, offendingText: String, expected: Set<SyntaxExpectation>, rulePath: List<String>) : PrologParsingException

Reports a non-EOF token that is not accepted by the active grammar rule.

Constructors

UnexpectedTokenException

constructor(source: Source, token: Token, offendingText: String, expected: Set<SyntaxExpectation>, rulePath: List<String>)

Properties

expect open val cause: Throwable?

val code: SyntaxErrorCode

stable category of the failure

val expected: Set<SyntaxExpectation>

structured descriptions of acceptable syntax

expect open val message: String?

val offendingText: String?

offending source spelling, or null when no token exists

val rulePath: List<String>

outer-to-inner grammar rules active at the failure

val sourceId: String?

optional diagnostic identifier of the source

val span: SourceSpan

exact source range associated with the failure