• Top
  • Documentation
  • Books
  • Boolean-reasoning
  • Projects
  • Debugging
  • Community
  • Std
  • Proof-automation
  • Macro-libraries
  • ACL2
  • Interfacing-tools
  • Hardware-verification
  • Software-verification
    • Kestrel-books
      • Crypto-hdwallet
      • Apt
      • Error-checking
      • Fty-extensions
      • Isar
      • Kestrel-utilities
      • Set
      • C
        • Syntax-for-tools
        • Atc
        • Transformation-tools
        • Language
          • Abstract-syntax
          • Integer-ranges
          • Implementation-environments
          • Dynamic-semantics
          • Static-semantics
          • Grammar
          • Types
          • Integer-formats-definitions
          • Computation-states
          • Portable-ascii-identifiers
          • Values
          • Integer-operations
          • Object-designators
          • Operations
          • Errors
            • Error
            • Defresult
            • Boolean-result
            • Defresult-fn
          • Tag-environments
          • Function-environments
          • Character-sets
          • Flexible-array-member-removal
          • Arithmetic-operations
          • Pointer-operations
          • Real-operations
          • Array-operations
          • Scalar-operations
          • Structure-operations
        • Representation
        • Insertion-sort
        • Pack
      • Soft
      • Bv
      • Imp-language
      • Ethereum
      • Event-macros
      • Java
      • Riscv
      • Bitcoin
      • Zcash
      • Yul
      • ACL2-programming-language
      • Prime-fields
      • Json
      • Syntheto
      • File-io-light
      • Cryptography
      • Number-theory
      • Axe
      • Lists-light
      • Builtins
      • Solidity
      • Helpers
      • Htclient
      • Typed-lists-light
      • Arithmetic-light
    • X86isa
    • Axe
    • Execloader
  • Math
  • Testing-utilities

• Errors

Defresult-fn

Signature

(defresult-fn type desc name enable wrld) → event

Arguments

wrld — Guard (plist-worldp wrld).

Definitions and Theorems

Function: defresult-fn

(defun defresult-fn (type desc name enable wrld)
 (declare (xargs :guard (plist-worldp wrld)))
 (b* ((fty-table (fty::get-fixtypes-alist wrld))
      (fty-info (fty::find-fixtype type fty-table))
      (typep (fty::fixtype->pred fty-info))
      (name (or name type))
      (name-result (add-suffix name "-RESULT"))
      (name-resultp (add-suffix name "-RESULTP"))
      (short (str::cat "Fixtype of " desc " and errors."))
      (typep-when-name-resultp-and-not-errorp
           (packn-pos (list typep '-when-
                            name-resultp '-and-not-errorp)
                      name)))
  (cons
   'encapsulate
   (cons
    'nil
    (cons
     (cons
      'fty::defflatsum
      (cons
       name-result
       (cons
        ':short
        (cons
         short
         (cons
          (cons ':ok (cons type 'nil))
          (cons
           '(:err error)
           (cons
            ':pred
            (cons
             name-resultp
             (and
              enable
              (cons
               ':prepwork
               (cons
                (cons
                 (cons
                  'defrulel
                  (cons
                   'disjoint
                   (cons
                    (cons
                     'implies
                     (cons
                          '(errorp x)
                          (cons (cons 'not
                                      (cons (cons typep '(x)) 'nil))
                                'nil)))
                    (cons ':enable (cons enable 'nil)))))
                 'nil)
                'nil)))))))))))
     (cons
      (cons
        'defruled
        (cons typep-when-name-resultp-and-not-errorp
              (cons (cons 'implies
                          (cons (cons 'and
                                      (cons (cons name-resultp '(x))
                                            '((not (errorp x)))))
                                (cons (cons typep '(x)) 'nil)))
                    (cons ':enable
                          (cons name-resultp 'nil)))))
      'nil))))))