		Search-engine friendly clone of the ACL2 documentation.

Pristate

Pristate->indent-level

Get the indent-level field from a pristate.

Signature
(pristate->indent-level x) → indent-level
Arguments: x — Guard (pristatep x).
Returns: indent-level — Type (natp indent-level).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: pristate->indent-level$inline

(defun pristate->indent-level$inline (x)
  (declare (xargs :guard (pristatep x)))
  (declare (xargs :guard t))
  (let ((__function__ 'pristate->indent-level))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (nfix (cdr (std::da-nth 1 x))))
         :exec (cdr (std::da-nth 1 x)))))

Theorem: natp-of-pristate->indent-level

(defthm natp-of-pristate->indent-level
  (b* ((indent-level (pristate->indent-level$inline x)))
    (natp indent-level))
  :rule-classes :rewrite)

Theorem: pristate->indent-level$inline-of-pristate-fix-x

(defthm pristate->indent-level$inline-of-pristate-fix-x
  (equal (pristate->indent-level$inline (pristate-fix x))
         (pristate->indent-level$inline x)))

Theorem: pristate->indent-level$inline-pristate-equiv-congruence-on-x

(defthm pristate->indent-level$inline-pristate-equiv-congruence-on-x
  (implies (pristate-equiv x x-equiv)
           (equal (pristate->indent-level$inline x)
                  (pristate->indent-level$inline x-equiv)))
  :rule-classes :congruence)