stdlib TypeScript type declarations.

Test if a value is an array of arrays.

Round a double-precision floating-point number toward negative infinity.

Exponential function.

Compute the principal square root of a double-precision floating-point number.

Insert supplied variable values into a format string.

Constant function.

tap-producing test harness for node and browsers

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use ca

Minimal TAP output formatter.

Benchmark harness.