stdlib-js

Check if the runtime is a web worker.

Check if the runtime is the main Electron process.

Check if the runtime is the Electron renderer process.

Boolean indicating if the current environment is a touch device.

Check if running in a Node.js REPL environment.

Unzip a zipped array (i.e., a nested array of tuples).

If a function does not throw, return the function return value; otherwise, return `y`.

Execute functions in series, passing the results of one function as arguments to the next function.

If a function does not return an error, invoke a callback with the function result; otherwise, invoke a second function.

If a condition is truthy, return `x`; otherwise, return `y`.

Create an iterator pipeline.

Return a directory name.

Create an iterator which both filters and maps the values of another iterator.

Convert a collection to an object whose keys are determined by a provided function and whose values are the collection values, iterating from right to left.

Apply a function against an accumulator and each element in a collection and return the accumulated result, iterating from right to left.

Test if a value is array-like.

Invoke a function for each element in a collection and update the collection in-place, iterating from right to left.

Transform a curried function into a function invoked with multiple arguments.

Test if a value is a URI.

Remove a UTF-8 byte order mark (BOM) from the beginning of a string.

Test if a value is a boolean.

Return the number of non-singleton dimensions.

Test if a value is a URIError object.

Create (or fill) an array from an iterator.

Create an unsigned 32-bit integer from a literal bit representation.

Create a double-precision floating-point number from a literal bit representation.

Standard library assertion utility tools.

Standard library basic mathematical assertion utilities.

Return a string giving the literal bit representation of an unsigned 8-bit integer.

Test if a value is an array containing a circular reference.