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web/node_modules/is-what/dist/isIterable.js

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+/** Returns whether the payload is an iterable (regular or async) */
+export function isIterable(payload) {
+    // oxlint-disable-next-line no-typeof-undefined
+    if (typeof Symbol === 'undefined' || typeof Symbol.iterator === 'undefined') {
+        return false;
+    }
+    // oxlint-disable-next-line no-null
+    if (payload === null || payload === undefined)
+        return false;
+    // Strings are iterable, even though they're primitives.
+    if (typeof payload === 'string')
+        return true;
+    // For objects, arrays and functions, check if Symbol.iterator is a function.
+    return ((typeof payload === 'object' || typeof payload === 'function') &&
+        typeof payload[Symbol.iterator] === 'function');
+}