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.. rst-class:: align-right

built-in method

.. index:: pair: phrase//1; Built-in method .. _methods_phrase_1:

phrase//1

Description

::

phrase(GrammarRuleBody)

This non-terminal takes a grammar rule body and parses it using the two implicit grammar rule arguments. A common use is to wrap what otherwise would be a :term:`naked meta-variable` in a grammar rule body when defining a meta non-terminal.

Meta-non-terminal template

::

phrase(0)

Modes and number of proofs

::

phrase(+callable) - zero_or_more

Errors

| GrammarRuleBody is a variable: | instantiation_error | GrammarRuleBody is neither a variable nor a callable term: | type_error(callable, GrammarRuleBody)

Examples

(none)

.. seealso::

:ref:methods_call_1, :ref:methods_phrase_2, :ref:methods_phrase_3