% lfe_lib(3)
% Robert Virding
% 2008-2016


# NAME

lfe_lib - Lisp Flavoured Erlang (LFE) library module


# SYNOPSIS

This module contains a collection of library functions for
implementing LFE. They are generally not called by the user.


# EXPORTS

**new_env() -> Env.**

Create a new environment for the evaluator.

**add_env(Env1, Env2) -> Env.**

Add environment Env1 to Env2 such that Env1 shadows Env2.

**is_erl_bif(Name, Arity) -> bool().**

**is_guard_bif(Name, Arity) -> bool().**

Test whether a Name/Arity is a BIF or guard BIF. This works
for functions and operators.

**is_core_form(Name) -> bool().**

Test whether Name is one the LFE core forms.