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Defdefparse-input-processing

Defdefparse-process-grammar

Process the :grammar input.

Signature
(defdefparse-process-grammar grammar ctx state) → (mv erp grammar state)
Arguments: ctx — Guard (ctxp ctx).
Returns: grammar — Type (common-lisp::symbolp grammar).

Return the grammar (i.e. the constant name) if successful.

Definitions and Theorems

Function: defdefparse-process-grammar

(defun defdefparse-process-grammar (grammar ctx state)
 (declare (xargs :stobjs (state)))
 (declare (xargs :guard (ctxp ctx)))
 (let ((__function__ 'defdefparse-process-grammar))
  (declare (ignorable __function__))
  (b*
   (((er &)
     (ensure-value-is-constant-name$
          grammar "The :GRAMMAR input" t nil))
    (rules (constant-value grammar (w state)))
    ((unless (and (rulelistp rules) (consp rules)))
     (er-soft+
      ctx t nil
      "The :GRAMMAR input is the name of a constant, ~
                   but its value ~x0 is not a non-empty ABNF grammar."
      rules)))
   (value grammar))))

Theorem: symbolp-of-defdefparse-process-grammar.grammar

(defthm symbolp-of-defdefparse-process-grammar.grammar
  (b* (((mv acl2::?erp ?grammar acl2::?state)
        (defdefparse-process-grammar grammar ctx state)))
    (common-lisp::symbolp grammar))
  :rule-classes :rewrite)