     case .invalidSyntaxData:
       return "parser created invalid syntax data"
     case .parserCompatibilityCheckFailed:
-      return "SwiftSyntax parser library isn't compatible"
+      return "The loaded '_InternalSwiftSyntaxParser' library is from a toolchain that is not compatible with this version of SwiftSyntax"
     }
   }
 }

  /// normal circumstances, and it should be reported as a bug.
  case invalidSyntaxData

  /// The SwiftSyntax parser library isn't compatible with this client
  case parserCompatibilityCheckFailed

  public var description: String {

/// Namespace for functions to parse swift source and retrieve a syntax tree.
public enum SyntaxParser {

  /// True if the parser library is compatible with this SwiftSyntax version;
  /// false otherwise.
  ///
  /// Incompatibility can occur if the loaded `lib_InternalSwiftSyntaxParser.dylib/.so`
  /// is from a toolchain that is not compatible with this version of SwiftSyntax.
  fileprivate static var nodeHashVerifyResult: Bool = verifyNodeDeclarationHash()

  /// Parses the string into a full-fidelity Syntax tree.
