Function equalTokens

tools/eslint-rules/prefer-optional-chaining.js:21–28

(left, right)

    // Helper function: Checks if two nodes have identical tokens
    function equalTokens(left, right) {
      const leftTokens = sourceCode.getTokens(left);
      const rightTokens = sourceCode.getTokens(right);
      return (
        leftTokens.length === rightTokens.length &&
        leftTokens.every((tokenL, i) => tokenL.type === rightTokens[i].type && tokenL.value === rightTokens[i].value)
      );
    }

    // Check if a sequence of two nodes forms a valid member expression chain
    function isValidMemberExpressionPair(left, right) {