Detect native WeakMap support.
Detect native Uint32Array support.
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Detect native Symbol support.
Detect native Float32Array support.
Detect native Symbol.toStringTag support.
Detect native Uint16Array support.
Detect native Uint8Array support.
Detect native Float64Array support.
Store information about any JS value in a side channel. Uses WeakMap if available.
Detect native Buffer support.
Test if an object has a specified property.
Store information about any JS value in a side channel. Uses WeakMap if available.
Detect native generator function support.
Detect native Symbol.toPrimitive support.
Detect native Uint8ClampedArray support.
Detect native Int32Array support.
Detect native Int16Array support.
Detect native Int8Array support.
Detect native Symbol.iterator support.
Detect native function name support.
Test if a value is a boolean.
Test if a value is a string.
Test if a value is a Float64Array.