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Fixed 3D syntax issues by using prefabs.

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This commit is contained in:
Georges Dupéron 2017-01-18 02:27:11 +01:00
parent 32ac4188a6
commit 3caeea4d9f
2 changed files with 83 additions and 37 deletions
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118
graph-info.hl.rkt
View File

@ -24,11 +24,63 @@ We define here the compile-time metadata describing a graph type.
[root-node identifier?]
[node-order (listof identifier?)]
[nodes (hash/c symbol? node-info? #:immutable #t)]
[invariants (set/c invariant-info? #:kind 'immutable)])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'graph-info))]
#:property prop:custom-print-quotable 'never)]
[invariants (equal-hash-set/c invariant-info? #:kind 'immutable)])
#:prefab)]
Since sets created with @racket[set] cannot be used within syntax objects
(they cannot be marshalled into compiled code), we fake sets using hashes with
empty values:
@chunk[<hash-set/c>
(provide hash-set/c)
(define/contract (hash-set/c elem/c
#:kind [kind 'dont-care]
#:cmp [cmp 'dont-care])
(->* (chaperone-contract?)
(#:kind (or/c 'dont-care 'immutable 'mutable
'weak 'mutable-or-weak)
#:cmp (or/c 'dont-care 'equal 'eqv 'eq))
contract?)
(define immutable
(case kind
[(immutable) #t]
[(dont-care) 'dont-care]
[else #f]))
(define h (hash/c elem/c
null?
#:immutable immutable))
(define cmp-contracts
(case cmp
[(dont-care) empty]
[(equal) (list hash-equal?)]
[(eqv) (list hash-eqv?)]
[(eq) (list hash-eq?)]))
(define weak-contracts
(case kind
[(weak) (list hash-weak?)]
;; This is redundant as the mutable check is already included above
[(mutable-or-weak) (list (or/c hash-weak? (not/c immutable?)))]
[(dont-care) empty]
[else (list (not/c hash-weak?))]))
(if (empty? (append cmp-contracts weak-contracts))
h
(apply and/c (append (list h) cmp-contracts weak-contracts))))]
@chunk[<hash-set/c>
(provide equal-hash-set/c)
(define/contract (equal-hash-set/c elem/c
#:kind [kind 'dont-care])
(->* (chaperone-contract?)
(#:kind (or/c 'dont-care 'immutable 'mutable
'weak 'mutable-or-weak))
contract?)
(hash-set/c elem/c #:kind kind #:cmp 'equal))]
@chunk[<hash-set/c>
(provide list->equal-hash-set)
(define/contract (list->equal-hash-set l)
(-> (listof any/c) (equal-hash-set/c any/c #:kind 'immutable))
(make-immutable-hash (map (λ (v) (cons v null)) l)))]
@section{Graph builder information}
@ -39,16 +91,14 @@ We define here the compile-time metadata describing a graph type.
[root-node identifier?]
[node-order (listof identifier?)]
[nodes (hash/c symbol? node-info? #:immutable #t)]
[invariants (set/c invariant-info? #:kind 'immutable)])
[invariants (equal-hash-set/c invariant-info? #:kind 'immutable)])
([multi-constructor identifier?]
[root-mapping identifier?]
[mapping-order (listof identifier?)]
[mappings (hash/c symbol? mapping-info? #:immutable #t)]
[dependent-invariants (set/c dependent-invariant-info?)])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'graph-builder-info))]
#:property prop:custom-print-quotable 'never)]
[dependent-invariants (equal-hash-set/c dependent-invariant-info?
#:kind 'immutable)])
#:prefab)]
@section{Node information}
@ -60,10 +110,7 @@ We define here the compile-time metadata describing a graph type.
[promise-type identifier?]
[make-incomplete-type identifier?]
[incomplete-type identifier?])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'node-info))]
#:property prop:custom-print-quotable 'never)]
#:prefab)]
@section{Field information}
@ -72,10 +119,7 @@ A field has a type.
@chunk[<field-info>
(struct+/contract field-info
([type identifier?])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'field-info))]
#:property prop:custom-print-quotable 'never)]
#:prefab)]
@;[incomplete-type identifier?]
@ -85,10 +129,7 @@ A field has a type.
(struct+/contract invariant-info
([predicate identifier?] ; (→ RootNode Boolean : +witness-type)
[witness-type identifier?])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'invariant-info))]
#:property prop:custom-print-quotable 'never)]
#:prefab)]
@section{Dependent invariant information}
@ -100,10 +141,7 @@ which relate the old and the new graph in a graph transformation.
(struct+/contract dependent-invariant-info
([checker identifier?] ; (→ RootMappingArguments… NewGraphRoot Boolean)
[name identifier?])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'dependent-invariant-info))]
#:property prop:custom-print-quotable 'never)]
#:prefab)]
@section{Mapping information}
@ -113,10 +151,7 @@ which relate the old and the new graph in a graph transformation.
[with-promises-type identifier?]
[make-placeholder-type identifier?]
[placeholder-type identifier?])
#:transparent
#:methods gen:custom-write
[(define write-proc (struct-printer 'mapping-info))]
#:property prop:custom-print-quotable 'never)]
#:prefab)]
@section{Printing}
@ -191,7 +226,9 @@ data.
mzlib/pconvert
(for-syntax phc-toolkit/untyped
syntax/parse
syntax/parse/experimental/template))
syntax/parse/experimental/template
racket/syntax))
(define-syntax/parse
(struct+/contract name {~optional parent}
{~optional ([parent-field parent-contract] ...)}
@ -203,19 +240,28 @@ data.
_)
(~maybe #:property
{~literal prop:custom-print-quotable}
_))))
_)))
{~optional {~and prefab #:prefab}})
#:with name/c (format-id #'name "~a/c" #'name)
(quasisyntax/top-loc this-syntax
#,(template
(begin
(struct name (?? parent) (field ...)
(?? transparent)
methods+props ...)
(provide (contract-out (struct (?? (name parent) name)
methods+props ...
(?? prefab))
(define name/c
(struct/c name
(?? (?@ parent-contract ...))
contract ...))
(provide name/c
(contract-out (struct (?? (name parent) name)
((?? (?@ [parent-field parent-contract]
...))
[field contract]
...))))))))
<hash-set/c>
<printer>
<field-info>

2
graph-type.hl.rkt
View File

@ -44,7 +44,7 @@
(stx-map (λ/syntax-case (nodeᵢ [fieldᵢⱼ τᵢⱼ] …) ()
<node-info>)
#'([nodeᵢ [fieldᵢⱼ τᵢⱼ] …] …))))
(list->set
(list->equal-hash-set
(append
(stx-map (λ/syntax-case (op a b) () <invariant-info-op>)
#'([op a b] …))