Skip to content

Remove custom emptychoicemap in favor of choicemap #62

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Remove custom emptychoicemap in favor of choicemap #62

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
132 changes: 10 additions & 122 deletions src/gen/choicemap.cljc
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -139,127 +139,6 @@
:cljs (-write *out* "#gen/choice "))
(pprint/simple-dispatch (.-v c)))

;; ## Empty
;;
;; The first hierarchical choice map implementation is the [[EmptyChoiceMap]].
;; Other implementations should return this from [[get-submap]] (instead of
;; `nil`) in the case of queries for a missing address.

(declare kv->choicemap)

(deftype EmptyChoiceMap [m]
IChoiceMap
(-has-value? [_] false)
(-get-value [_] nil)
(has-submap? [_ _] false)
(get-submap [this _] this)
(get-values-shallow [_] {})
(get-submaps-shallow [_] {})

arr/IArray
(to-array [_] [])
(-from-array [this _ _] [0 this])

#?@(:clj
[Object
(equals [_ o] (instance? EmptyChoiceMap o))
(toString [this] (pr-str this))

IFn
(invoke [_ _] nil)
(invoke [_ _ not-found] not-found)

IObj
(meta [_] m)
(withMeta [_ meta-m] (EmptyChoiceMap. meta-m))

IPersistentMap
(assocEx [_ _ _] (throw (Exception.)))
(assoc [_ k v] (kv->choicemap k v))
(without [this _] this)

Associative
(containsKey [_ _] false)
(entryAt [_ _] nil)
(cons [this o]
(if (map? o)
(reduce-kv assoc this o)
(if-let [[k v] o]
(kv->choicemap k v)
this)))
(count [_] 0)
(seq [_] nil)
(empty [_] (EmptyChoiceMap. nil))
(valAt [_ _] nil)
(valAt [_ _ not-found] not-found)
(equiv [_ o] (instance? EmptyChoiceMap o))

Iterable
(iterator [_] (.iterator {}))]

:cljs
[Object
(toString [this] (pr-str this))
(equiv [this other] (-equiv this other))

IPrintWithWriter
(-pr-writer [_ writer _]
(-write writer "#gen/choicemap {}"))

IFn
(-invoke [_ _] nil)
(-invoke [_ _ not-found] not-found)

IMeta
(-meta [_] m)

IWithMeta
(-with-meta [_ meta-m] (EmptyChoiceMap. meta-m))

IEmptyableCollection
(-empty [_] (EmptyChoiceMap. nil))

IEquiv
(-equiv [_ o] (instance? EmptyChoiceMap o))

ISeqable
(-seq [_] nil)

ICounted
(-count [_] 0)

ILookup
(-lookup [_ _] nil)
(-lookup [_ _ not-found] not-found)

IAssociative
(-assoc [_ k v] (kv->choicemap k v))
(-contains-key? [_ _] false)

ICollection
(-conj [this entry]
(if (map? entry)
(reduce-kv assoc this entry)
(if-let [[k v] entry]
(kv->choicemap k v)
this)))

IMap
(-dissoc [this _] this)]))

#?(:clj
(defmethod print-method EmptyChoiceMap
[_ ^java.io.Writer w]
(.write w "#gen/choicemap {}")))

(defmethod pprint/simple-dispatch EmptyChoiceMap [_]
#?(:clj (.write ^java.io.Writer *out* "#gen/choicemap {}")
:cljs (-write *out* "#gen/choicemap {}")))

(def EMPTY
"Empty choicemap singleton instance."
(->EmptyChoiceMap nil))

;; ## Map-shaped Choice Map

;; The [[DynamicChoiceMap]] implementation is for hierarchical,
Expand Down Expand Up @@ -620,7 +499,16 @@
`(choicemap ~form))

;; ## API
;;

;; ### Empty

;; Other implementations should return this from [[get-submap]] (instead of
;; `nil`) in the case of queries for a missing address.

(def EMPTY
"Empty choicemap singleton instance."
(->DynamicChoiceMap {}))

;; ### Constructors

(defn ^:no-doc kv->choicemap
Expand Down