EVOLUTION-MANAGER

Edit File: erl_internal.3

.TH erl_internal 3 "stdlib 1.19.4" "Ericsson AB" "Erlang Module Definition" .SH NAME erl_internal \- Internal Erlang Definitions .SH DESCRIPTION .LP This module defines Erlang BIFs, guard tests and operators\&. This module is only of interest to programmers who manipulate Erlang code\&. .SH EXPORTS .LP .nf .B bif(Name, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 Name = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIName/Arity\fR\& is an Erlang BIF which is automatically recognized by the compiler, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B guard_bif(Name, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 Name = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIName/Arity\fR\& is an Erlang BIF which is allowed in guards, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B type_test(Name, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 Name = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIName/Arity\fR\& is a valid Erlang type test, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B arith_op(OpName, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 OpName = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIOpName/Arity\fR\& is an arithmetic operator, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B bool_op(OpName, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 OpName = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIOpName/Arity\fR\& is a Boolean operator, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B comp_op(OpName, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 OpName = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIOpName/Arity\fR\& is a comparison operator, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B list_op(OpName, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 OpName = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIOpName/Arity\fR\& is a list operator, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B send_op(OpName, Arity) -> boolean() .br .fi .br .RS .LP Types: .RS 3 OpName = atom() .br Arity = arity() .br .RE .RE .RS .LP Returns \fItrue\fR\& if \fIOpName/Arity\fR\& is a send operator, otherwise \fIfalse\fR\&\&. .RE .LP .nf .B op_type(OpName, Arity) -> Type .br .fi .br .RS .LP Types: .RS 3 OpName = atom() .br Arity = arity() .br Type = arith | bool | comp | list | send .br .RE .RE .RS .LP Returns the \fIType\fR\& of operator that \fIOpName/Arity\fR\& belongs to, or generates a \fIfunction_clause\fR\& error if it is not an operator at all\&. .RE