errno

The errno module exposes all system error codes matching reason strings.

Note

The exposed error codes may vary depending on the platform.

errno.map

A Map mapping error codes to their string versions. Example:

sjs> errno.map.get(1)
= EPERM
errno.E*

All errno constants available in the system as exposed as module level constants. Example:

sjs> errno.EPERM
= 1
errno.strerror(code)

Get the string that describes the given error code.