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Attrib-name-param

Attrib-name-param->param

Get the param field from a attrib-name-param.

Signature
(attrib-name-param->param x) → param
Arguments: x — Guard (attribp x).
Returns: param — Type (expr-listp param).

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

Definitions and Theorems

Function: attrib-name-param->param$inline

(defun attrib-name-param->param$inline (x)
  (declare (xargs :guard (attribp x)))
  (declare (xargs :guard (equal (attrib-kind x) :name-param)))
  (mbe :logic
       (b* ((x (and (equal (attrib-kind x) :name-param)
                    x)))
         (expr-list-fix (cdr (cdr x))))
       :exec (cdr (cdr x))))

Theorem: expr-listp-of-attrib-name-param->param

(defthm expr-listp-of-attrib-name-param->param
  (b* ((param (attrib-name-param->param$inline x)))
    (expr-listp param))
  :rule-classes :rewrite)

Theorem: attrib-name-param->param$inline-of-attrib-fix-x

(defthm attrib-name-param->param$inline-of-attrib-fix-x
  (equal (attrib-name-param->param$inline (attrib-fix x))
         (attrib-name-param->param$inline x)))

Theorem: attrib-name-param->param$inline-attrib-equiv-congruence-on-x

(defthm attrib-name-param->param$inline-attrib-equiv-congruence-on-x
  (implies (attrib-equiv x x-equiv)
           (equal (attrib-name-param->param$inline x)
                  (attrib-name-param->param$inline x-equiv)))
  :rule-classes :congruence)

Theorem: attrib-name-param->param-when-wrong-kind

(defthm attrib-name-param->param-when-wrong-kind
  (implies (not (equal (attrib-kind x) :name-param))
           (equal (attrib-name-param->param x)
                  (expr-list-fix nil))))