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57 lines
2.0 KiB
Plaintext
57 lines
2.0 KiB
Plaintext
import type { ParserServicesWithTypeInformation, TSESTree } from '@typescript-eslint/utils';
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import type { SourceCode } from '@typescript-eslint/utils/ts-eslint';
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import type { PreferOptionalChainOptions } from './PreferOptionalChainOptions';
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export declare const enum OperandValidity {
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Valid = "Valid",
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Last = "Last",
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Invalid = "Invalid"
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}
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export declare const enum NullishComparisonType {
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/** `x != null`, `x != undefined` */
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NotEqualNullOrUndefined = "NotEqualNullOrUndefined",
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/** `x == null`, `x == undefined` */
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EqualNullOrUndefined = "EqualNullOrUndefined",
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/** `x !== null` */
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NotStrictEqualNull = "NotStrictEqualNull",
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/** `x === null` */
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StrictEqualNull = "StrictEqualNull",
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/** `x !== undefined`, `typeof x !== 'undefined'` */
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NotStrictEqualUndefined = "NotStrictEqualUndefined",
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/** `x === undefined`, `typeof x === 'undefined'` */
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StrictEqualUndefined = "StrictEqualUndefined",
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/** `!x` */
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NotBoolean = "NotBoolean",
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/** `x` */
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Boolean = "Boolean"
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}
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export declare const enum ComparisonType {
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NotEqual = "NotEqual",
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Equal = "Equal",
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NotStrictEqual = "NotStrictEqual",
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StrictEqual = "StrictEqual"
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}
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export interface ValidOperand {
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comparedName: TSESTree.Node;
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comparisonType: NullishComparisonType;
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isYoda: boolean;
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node: TSESTree.Expression;
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type: OperandValidity.Valid;
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}
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export interface LastChainOperand {
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comparedName: TSESTree.Node;
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comparisonType: ComparisonType;
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comparisonValue: TSESTree.Node;
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isYoda: boolean;
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node: TSESTree.BinaryExpression;
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type: OperandValidity.Last;
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}
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export interface InvalidOperand {
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type: OperandValidity.Invalid;
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}
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type Operand = InvalidOperand | LastChainOperand | ValidOperand;
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export declare function gatherLogicalOperands(node: TSESTree.LogicalExpression, parserServices: ParserServicesWithTypeInformation, sourceCode: Readonly<SourceCode>, options: PreferOptionalChainOptions): {
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newlySeenLogicals: Set<TSESTree.LogicalExpression>;
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operands: Operand[];
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};
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export {};
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