erl_internal

(stdlib)

Internal Erlang Definitions

This module defines Erlang BIFs, guard tests and operators. This module is only of interest to programmers who manipulate Erlang code.

Functions

bif/2

Returns true if Name/Arity is an Erlang BIF which is automatically recognized by the compiler, otherwise false.

guard_bif/2

Returns true if Name/Arity is an Erlang BIF which is allowed in guards, otherwise false.

type_test/2

Returns true if Name/Arity is a valid Erlang type test, otherwise false.

arith_op/2

Returns true if OpName/Arity is an arithmetic operator, otherwise false.

bool_op/2

Returns true if OpName/Arity is a Boolean operator, otherwise false.

comp_op/2

Returns true if OpName/Arity is a comparison operator, otherwise false.

list_op/2

Returns true if OpName/Arity is a list operator, otherwise false.

send_op/2

Returns true if OpName/Arity is a send operator, otherwise false.

op_type/2

Returns the Type of operator that OpName/Arity belongs to, or generates a function_clause error if it is not an operator at all.

View Functions