codeql/javascript/ql/test/query-tests/Declarations/DeadStoreOfLocal/externs.js

/**
 * @externs
 */

/**
 * @param {string} a
 * @param {string} b
 */
var foo = function(a, b) {};

/**
 * @param {number} a
 * @param {number} b
 */
foo = function(a, b) {};

exports.foo = foo;