/**
 * grammar.guards.ts
 *
 * Contains all [typeguards](https://www.typescriptlang.org/docs/handbook/2/narrowing.html) for the grammer ast types
 * The actual implementation is in [grammar.ts](./grammar.ts)
 * Types in [grammar.types.ts](./grammar.types.ts)
 */
import { AnyCastTag, AnyTypeTag, ArrayColumnIndexTag, ArrayConstructorTag, ArraySelectConstructorTag, ArrayIndexRangeTag, ArrayIndexTag, AsTag, BinaryExpressionTag, BinaryOperatorTag, BitStringTag, BooleanTag, CaseSimpleTag, CaseTag, CastableDataTypeTag, CastTag, CollateTag, ColumnsTag, ColumnTag, CombinationTag, CommentTag, ComparisonArrayInclusionTypeTag, ComparisonArrayOperatorTag, ComparisonArrayTypeTag, ComparisonArrayInclusionTag, ComparisonArrayTag, ExistsTag, CompositeAccessTag, ConflictConstraintTag, ConflictTag, ConflictTargetIndexTag, ConflictTargetTag, ConstantTag, CountTag, CTENameTag, CTETag, CTEValuesListTag, CTEValuesTag, CustomQuotedStringTag, DataTypeTag, DefaultTag, DeleteTag, DistinctTag, DollarQuotedStringTag, DoNothingTag, DoUpdateTag, ElseTag, EmptyLeafTag, EscapeStringTag, ExpressionListTag, ExpressionTag, FilterTag, FromListItemTag, FromListTag, FromTag, FunctionArgTag, FunctionTag, GroupByTag, HavingTag, HexadecimalStringTag, IdentifierTag, InsertTag, IntegerTag, JoinOnTag, JoinTag, JoinTypeTag, JoinUsingTag, LeafTag, LimitAllTag, LimitTag, NamedSelectTag, NodeTag, NullTag, NumberTag, OffsetTag, OperatorExpressionTag, OrderByItemTag, OrderByTag, OrderDirectionTag, ParameterTag, PgCastTag, QualifiedIdentifierTag, QuotedIdentifierTag, ReturningListItemTag, ReturningTag, RowTag, RowKeywordTag, SelectListItemTag, SelectListTag, SelectTag, SetItemTag, SetArrayItemTag, SetListTag, SetMapTag, SetTag, SqlTag, StarIdentifierTag, StarTag, StringTag, TableTag, TableWithJoinTag, Tag, TernaryExpressionTag, ArrayTypeTag, TypeTag, UnaryExpressionTag, UnaryOperatorTag, UnquotedIdentifierTag, UpdateFromTag, UpdateTag, UsingTag, ValuesListTag, ValuesTag, WhenTag, WhereTag, WithTag, WrappedExpressionTag, AsColumnTag, AsColumnListTag, AsRecordsetTag, RecordsetFunctionTag, ParameterPickTag, RecordsetValuesListTag, SpreadParameterTag, ParameterRequiredTag, ParameterIdentifierTag, SetTransactionTag, TransactionIsolationLevelTag, TransactionDeferrableTag, TransactionReadWriteTag, TransactionModeTag, TransactionSessionCharacteristicsTag, SelectLockTag, ParameterAccessTag } from './grammar.types';
export declare const isCTE: (value: SqlTag) => value is CTETag;
export declare const isCTEName: (value: SqlTag) => value is CTENameTag;
export declare const isCTEValues: (value: SqlTag) => value is CTEValuesTag;
export declare const isCTEValuesList: (value: SqlTag) => value is CTEValuesListTag;
export declare const isWith: (value: SqlTag) => value is WithTag;
export declare const isNull: (value: SqlTag) => value is NullTag;
export declare const isPgCast: (value: SqlTag) => value is PgCastTag;
export declare const isIdentifier: (value: SqlTag) => value is IdentifierTag;
export declare const isQuotedIdentifier: (value: SqlTag) => value is QuotedIdentifierTag;
export declare const isUnquotedIdentifier: (value: SqlTag) => value is UnquotedIdentifierTag;
export declare const isParameter: (value: SqlTag) => value is ParameterTag;
export declare const isSpreadParameter: (value: SqlTag) => value is SpreadParameterTag;
export declare const isParameterPick: (value: SqlTag) => value is ParameterPickTag;
export declare const isParameterAccess: (value: SqlTag) => value is ParameterAccessTag;
export declare const isParameterRequired: (value: SqlTag) => value is ParameterRequiredTag;
export declare const isParameterIdentifier: (value: SqlTag) => value is ParameterIdentifierTag;
export declare const isColumn: (value: SqlTag) => value is ColumnTag;
export declare const isAs: (value: SqlTag) => value is AsTag;
export declare const isString: (value: SqlTag) => value is StringTag;
export declare const isBitString: (value: SqlTag) => value is BitStringTag;
export declare const isHexadecimalString: (value: SqlTag) => value is HexadecimalStringTag;
export declare const isEscapeString: (value: SqlTag) => value is EscapeStringTag;
export declare const isDollarQuotedString: (value: SqlTag) => value is DollarQuotedStringTag;
export declare const isCustomQuotedString: (value: SqlTag) => value is CustomQuotedStringTag;
export declare const isNumber: (value: SqlTag) => value is NumberTag;
export declare const isInteger: (value: SqlTag) => value is IntegerTag;
export declare const isBoolean: (value: SqlTag) => value is BooleanTag;
export declare const isConstant: (value: SqlTag) => value is ConstantTag;
export declare const isCount: (value: SqlTag) => value is CountTag;
export declare const isArrayIndexRange: (value: SqlTag) => value is ArrayIndexRangeTag;
export declare const isType: (value: SqlTag) => value is TypeTag;
export declare const isAnyType: (value: SqlTag) => value is AnyTypeTag;
export declare const isArrayType: (value: SqlTag) => value is ArrayTypeTag;
export declare const isDistinct: (value: SqlTag) => value is DistinctTag;
export declare const isStar: (value: SqlTag) => value is StarTag;
export declare const isStarIdentifier: (value: SqlTag) => value is StarIdentifierTag;
export declare const isQualifiedIdentifier: (value: SqlTag) => value is QualifiedIdentifierTag;
export declare const isCastableDataType: (value: SqlTag) => value is CastableDataTypeTag;
export declare const isWhen: (value: SqlTag) => value is WhenTag;
export declare const isElse: (value: SqlTag) => value is ElseTag;
export declare const isCase: (value: SqlTag) => value is CaseTag;
export declare const isCaseSimple: (value: SqlTag) => value is CaseSimpleTag;
export declare const isDataType: (value: SqlTag) => value is DataTypeTag;
export declare const isBinaryOperator: (value: SqlTag) => value is BinaryOperatorTag;
export declare const isUnaryOperator: (value: SqlTag) => value is UnaryOperatorTag;
export declare const isTernaryExpression: (value: SqlTag) => value is TernaryExpressionTag;
export declare const isArrayIndex: (value: SqlTag) => value is ArrayIndexTag;
export declare const isArrayColumnIndex: (value: SqlTag) => value is ArrayColumnIndexTag;
export declare const isFunction: (value: SqlTag) => value is FunctionTag;
export declare const isUnaryExpression: (value: SqlTag) => value is UnaryExpressionTag;
export declare const isBinaryExpression: (value: SqlTag) => value is BinaryExpressionTag;
export declare const isCast: (value: SqlTag) => value is CastTag;
export declare const isAnyCast: (value: SqlTag) => value is AnyCastTag;
export declare const isOperatorExpression: (value: SqlTag) => value is OperatorExpressionTag;
export declare const isExpression: (value: SqlTag) => value is ExpressionTag;
export declare const isFunctionArg: (value: SqlTag) => value is FunctionArgTag;
export declare const isCompositeAccess: (value: SqlTag) => value is CompositeAccessTag;
export declare const isSelectListItem: (value: SqlTag) => value is SelectListItemTag;
export declare const isReturningListItem: (value: SqlTag) => value is ReturningListItemTag;
export declare const isSelectList: (value: SqlTag) => value is SelectListTag;
export declare const isFromListItem: (value: SqlTag) => value is FromListItemTag;
export declare const isNamedSelect: (value: SqlTag) => value is NamedSelectTag;
export declare const isFrom: (value: SqlTag) => value is FromTag;
export declare const isFromList: (value: SqlTag) => value is FromListTag;
export declare const isJoinType: (value: SqlTag) => value is JoinTypeTag;
export declare const isJoinOn: (value: SqlTag) => value is JoinOnTag;
export declare const isJoinUsing: (value: SqlTag) => value is JoinUsingTag;
export declare const isJoin: (value: SqlTag) => value is JoinTag;
export declare const isTableWithJoin: (value: SqlTag) => value is TableWithJoinTag;
export declare const isWhere: (value: SqlTag) => value is WhereTag;
export declare const isGroupBy: (value: SqlTag) => value is GroupByTag;
export declare const isHaving: (value: SqlTag) => value is HavingTag;
export declare const isCombination: (value: SqlTag) => value is CombinationTag;
export declare const isOrderDirection: (value: SqlTag) => value is OrderDirectionTag;
export declare const isOrderByItem: (value: SqlTag) => value is OrderByItemTag;
export declare const isOrderBy: (value: SqlTag) => value is OrderByTag;
export declare const isLimit: (value: SqlTag) => value is LimitTag;
export declare const isLimitAll: (value: SqlTag) => value is LimitAllTag;
export declare const isOffset: (value: SqlTag) => value is OffsetTag;
export declare const isSelect: (value: SqlTag) => value is SelectTag;
export declare const isDefault: (value: SqlTag) => value is DefaultTag;
export declare const isSetItem: (value: SqlTag) => value is SetItemTag;
export declare const isSetArrayItem: (value: SqlTag) => value is SetArrayItemTag;
export declare const isSetList: (value: SqlTag) => value is SetListTag;
export declare const isColumns: (value: SqlTag) => value is ColumnsTag;
export declare const isValues: (value: SqlTag) => value is ValuesTag;
export declare const isSetMap: (value: SqlTag) => value is SetMapTag;
export declare const isSet: (value: SqlTag) => value is SetTag;
export declare const isTable: (value: SqlTag) => value is TableTag;
export declare const isUpdateFrom: (value: SqlTag) => value is UpdateFromTag;
export declare const isReturning: (value: SqlTag) => value is ReturningTag;
export declare const isUpdate: (value: SqlTag) => value is UpdateTag;
export declare const isUsing: (value: SqlTag) => value is UsingTag;
export declare const isDelete: (value: SqlTag) => value is DeleteTag;
export declare const isValuesList: (value: SqlTag) => value is ValuesListTag;
export declare const isInsert: (value: SqlTag) => value is InsertTag;
export declare const isCollate: (value: SqlTag) => value is CollateTag;
export declare const isConflictTarget: (value: SqlTag) => value is ConflictTargetTag;
export declare const isConflictTargetIndex: (value: SqlTag) => value is ConflictTargetIndexTag;
export declare const isConflictConstraint: (value: SqlTag) => value is ConflictConstraintTag;
export declare const isDoNothing: (value: SqlTag) => value is DoNothingTag;
export declare const isDoUpdate: (value: SqlTag) => value is DoUpdateTag;
export declare const isConflict: (value: SqlTag) => value is ConflictTag;
export declare const isArrayConstructor: (value: SqlTag) => value is ArrayConstructorTag;
export declare const isArraySelectConstructor: (value: SqlTag) => value is ArraySelectConstructorTag;
export declare const isRow: (value: SqlTag) => value is RowTag;
export declare const isRowKeyword: (value: SqlTag) => value is RowKeywordTag;
export declare const isFilter: (value: SqlTag) => value is FilterTag;
export declare const isWrappedExpression: (value: SqlTag) => value is WrappedExpressionTag;
export declare const isExpressionList: (value: SqlTag) => value is ExpressionListTag;
export declare const isComment: (value: SqlTag) => value is CommentTag;
export declare const isComparisonArrayInclusionType: (value: SqlTag) => value is ComparisonArrayInclusionTypeTag;
export declare const isComparisonArrayOperator: (value: SqlTag) => value is ComparisonArrayOperatorTag;
export declare const isComparisonArrayType: (value: SqlTag) => value is ComparisonArrayTypeTag;
export declare const isComparisonArrayInclusion: (value: SqlTag) => value is ComparisonArrayInclusionTag;
export declare const isComparisonArray: (value: SqlTag) => value is ComparisonArrayTag;
export declare const isExists: (value: SqlTag) => value is ExistsTag;
export declare const isAsColumn: (value: SqlTag) => value is AsColumnTag;
export declare const isAsColumnList: (value: SqlTag) => value is AsColumnListTag;
export declare const isAsRecordset: (value: SqlTag) => value is AsRecordsetTag;
export declare const isRecordsetFunction: (value: SqlTag) => value is RecordsetFunctionTag;
export declare const isRecordsetValuesList: (value: SqlTag) => value is RecordsetValuesListTag;
export declare const isSelectLock: (value: SqlTag) => value is SelectLockTag;
export declare const isSetTransaction: (value: SqlTag) => value is SetTransactionTag;
export declare const isTransactionDeferrable: (value: SqlTag) => value is TransactionDeferrableTag;
export declare const isTransactionReadWrite: (value: SqlTag) => value is TransactionReadWriteTag;
export declare const isTransactionIsolationLevel: (value: SqlTag) => value is TransactionIsolationLevelTag;
export declare const isTransactionMode: (value: SqlTag) => value is TransactionModeTag;
export declare const isTransactionSessionCharacteristics: (value: SqlTag) => value is TransactionSessionCharacteristicsTag;
export declare const isEmptyLeaf: (value: Tag) => value is EmptyLeafTag;
export declare const isLeaf: (value: Tag) => value is LeafTag;
export declare const isNode: (value: Tag) => value is NodeTag;