From 24cc40e76f83188688ad43c499a44508e1aa5d60 Mon Sep 17 00:00:00 2001 From: Eduardo Julian Date: Wed, 5 Aug 2015 20:21:04 -0400 Subject: - Local vars can now longer have prefixed symbols. --- src/lux/analyser.clj | 18 +++-- src/lux/analyser/case.clj | 7 +- src/lux/analyser/host.clj | 17 +++-- src/lux/analyser/lambda.clj | 24 +++---- src/lux/analyser/lux.clj | 167 ++++++++++++++++++++++---------------------- 5 files changed, 118 insertions(+), 115 deletions(-) (limited to 'src') diff --git a/src/lux/analyser.clj b/src/lux/analyser.clj index d18c2cfcf..7dc4c7607 100644 --- a/src/lux/analyser.clj +++ b/src/lux/analyser.clj @@ -24,15 +24,18 @@ (matchv ::M/objects [token] [["lux;Meta" [meta ["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ "_jvm_catch"]]]] ["lux;Cons" [["lux;Meta" [_ ["lux;TextS" ?ex-class]]] - ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ ?ex-arg]]]] + ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ["" ?ex-arg]]]] ["lux;Cons" [?catch-body ["lux;Nil" _]]]]]]]]]]]]] - (&/T (&/|++ catch+ (&/|list (&/T ?ex-class ?ex-arg ?catch-body))) finally+) + (return (&/T (&/|++ catch+ (&/|list (&/T ?ex-class ?ex-arg ?catch-body))) finally+)) [["lux;Meta" [meta ["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ "_jvm_finally"]]]] ["lux;Cons" [?finally-body ["lux;Nil" _]]]]]]]]] - (&/T catch+ (&/V "lux;Some" ?finally-body)))) + (return (&/T catch+ (&/V "lux;Some" ?finally-body))) + + [_] + (fail (str "[Analyser Error] Wrong syntax for exception handler: " (&/show-ast token))))) (defn ^:private aba7 [analyse eval! compile-module compile-token exo-type token] (matchv ::M/objects [token] @@ -74,7 +77,7 @@ ;; Programs [["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ "_jvm_program"]]]] - ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ?args]]] + ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ["" ?args]]]] ["lux;Cons" [?body ["lux;Nil" _]]]]]]]]] (&&host/analyse-jvm-program analyse compile-token ?args ?body) @@ -246,7 +249,8 @@ [["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ "_jvm_try"]]]] ["lux;Cons" [?body ?handlers]]]]]] - (&&host/analyse-jvm-try analyse exo-type ?body (&/fold parse-handler (&/T (&/|list) (&/V "lux;None" nil)) ?handlers)) + (|do [catches+finally (&/fold% parse-handler (&/T (&/|list) (&/V "lux;None" nil)) ?handlers)] + (&&host/analyse-jvm-try analyse exo-type ?body catches+finally)) [["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ "_jvm_throw"]]]] ["lux;Cons" [?ex @@ -398,8 +402,8 @@ (&&lux/analyse-case analyse exo-type ?value ?branches) [["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" [_ "_lux_lambda"]]]] - ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ?self]]] - ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ?arg]]] + ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ["" ?self]]]] + ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ["" ?arg]]]] ["lux;Cons" [?body ["lux;Nil" _]]]]]]]]]]] (&&lux/analyse-lambda analyse exo-type ?self ?arg ?body) diff --git a/src/lux/analyser/case.clj b/src/lux/analyser/case.clj index 77f8c418c..7f2c34924 100644 --- a/src/lux/analyser/case.clj +++ b/src/lux/analyser/case.clj @@ -116,12 +116,15 @@ (matchv ::M/objects [pattern] [["lux;Meta" [_ pattern*]]] (matchv ::M/objects [pattern*] - [["lux;SymbolS" ?ident]] - (|do [=kont (&env/with-local (&/ident->text ?ident) value-type + [["lux;SymbolS" ["" name]]] + (|do [=kont (&env/with-local name value-type kont) idx &env/next-local-idx] (return (&/T (&/V "StoreTestAC" idx) =kont))) + [["lux;SymbolS" ident]] + (fail (str "[Pattern-matching Error] Symbols must be unqualified: " (&/ident->text ident))) + [["lux;BoolS" ?value]] (|do [_ (&type/check value-type &type/Bool) =kont kont] diff --git a/src/lux/analyser/host.clj b/src/lux/analyser/host.clj index 663c650e7..d03d0e65c 100644 --- a/src/lux/analyser/host.clj +++ b/src/lux/analyser/host.clj @@ -299,10 +299,10 @@ ["lux;Nil" _]]]]]]]]]]]]]]]] (|do [=method-inputs (&/map% (fn [minput] (matchv ::M/objects [minput] - [["lux;Meta" [_ ["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ?input-name]]] + [["lux;Meta" [_ ["lux;FormS" ["lux;Cons" [["lux;Meta" [_ ["lux;SymbolS" ["" ?input-name]]]] ["lux;Cons" [["lux;Meta" [_ ["lux;TextS" ?input-type]]] ["lux;Nil" _]]]]]]]]] - (return (&/T (&/ident->text ?input-name) ?input-type)) + (return (&/T ?input-name ?input-type)) [_] (fail "[Analyser Error] Wrong syntax for method input."))) @@ -358,7 +358,7 @@ (|do [:let [[?catches ?finally] ?catches+?finally] =body (&&/analyse-1 analyse exo-type ?body) =catches (&/map% (fn [[?ex-class ?ex-arg ?catch-body]] - (|do [=catch-body (&&env/with-local (str ";" ?ex-arg) (&/V "lux;DataT" ?ex-class) + (|do [=catch-body (&&env/with-local ?ex-arg (&/V "lux;DataT" ?ex-class) (&&/analyse-1 analyse exo-type ?catch-body)) idx &&env/next-local-idx] (return (&/T ?ex-class idx =catch-body)))) @@ -434,9 +434,8 @@ ) (defn analyse-jvm-program [analyse compile-token ?args ?body] - (|let [[_module _name] ?args] - (|do [=body (&/with-scope "" - (&&env/with-local (str _module ";" _name) (&/V "lux;AppT" (&/T &type/List &type/Text)) - (&&/analyse-1 analyse (&/V "lux;AppT" (&/T &type/IO &type/Unit)) ?body))) - _ (compile-token (&/V "jvm-program" =body))] - (return (&/|list))))) + (|do [=body (&/with-scope "" + (&&env/with-local ?args (&/V "lux;AppT" (&/T &type/List &type/Text)) + (&&/analyse-1 analyse (&/V "lux;AppT" (&/T &type/IO &type/Unit)) ?body))) + _ (compile-token (&/V "jvm-program" =body))] + (return (&/|list)))) diff --git a/src/lux/analyser/lambda.clj b/src/lux/analyser/lambda.clj index b1b9e2c22..7c7b80577 100644 --- a/src/lux/analyser/lambda.clj +++ b/src/lux/analyser/lambda.clj @@ -16,26 +16,22 @@ ;; [Resource] (defn with-lambda [self self-type arg arg-type body] - (|let [[?module1 ?name1] self - [?module2 ?name2] arg] - (&/with-closure - (|do [scope-name &/get-scope-name] - (&env/with-local (str ?module1 ";" ?name1) self-type - (&env/with-local (str ?module2 ";" ?name2) arg-type - (|do [=return body - =captured &env/captured-vars] - (return (&/T scope-name =captured =return))))))))) + (&/with-closure + (|do [scope-name &/get-scope-name] + (&env/with-local self self-type + (&env/with-local arg arg-type + (|do [=return body + =captured &env/captured-vars] + (return (&/T scope-name =captured =return)))))))) -(defn close-over [scope ident register frame] +(defn close-over [scope name register frame] (matchv ::M/objects [register] [[_ register-type]] (|let [register* (&/T (&/V "captured" (&/T scope (->> frame (&/get$ &/$CLOSURE) (&/get$ &/$COUNTER)) register)) - register-type) - [?module ?name] ident - full-name (str ?module ";" ?name)] + register-type)] (&/T register* (&/update$ &/$CLOSURE #(->> % (&/update$ &/$COUNTER inc) - (&/update$ &/$MAPPINGS (fn [mps] (&/|put full-name register* mps)))) + (&/update$ &/$MAPPINGS (fn [mps] (&/|put name register* mps)))) frame))))) diff --git a/src/lux/analyser/lux.clj b/src/lux/analyser/lux.clj index c86df3027..7aba5dd39 100644 --- a/src/lux/analyser/lux.clj +++ b/src/lux/analyser/lux.clj @@ -143,90 +143,91 @@ ?elems)] (return (&/|list (&/T (&/V "record" =slots) (&/V "lux;RecordT" exo-type)))))) +(defn ^:private analyse-global [analyse exo-type module name] + (|do [[[r-module r-name] $def] (&&module/find-def module name) + ;; :let [_ (prn 'analyse-symbol/_1.1 r-module r-name)] + endo-type (matchv ::M/objects [$def] + [["lux;ValueD" [?type _]]] + (return ?type) + + [["lux;MacroD" _]] + (return &type/Macro) + + [["lux;TypeD" _]] + (return &type/Type)) + _ (if (and (clojure.lang.Util/identical &type/Type endo-type) + (clojure.lang.Util/identical &type/Type exo-type)) + (return nil) + (&type/check exo-type endo-type))] + (return (&/|list (&/T (&/V "lux;Global" (&/T r-module r-name)) + endo-type))))) + +(defn ^:private analyse-local [analyse exo-type name] + (fn [state] + (|let [stack (&/get$ &/$ENVS state) + no-binding? #(and (->> % (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) (&/|contains? name) not) + (->> % (&/get$ &/$CLOSURE) (&/get$ &/$MAPPINGS) (&/|contains? name) not)) + [inner outer] (&/|split-with no-binding? stack)] + (matchv ::M/objects [outer] + [["lux;Nil" _]] + (&/run-state (|do [module-name &/get-module-name] + (analyse-global analyse exo-type module-name name)) + state) + + [["lux;Cons" [?genv ["lux;Nil" _]]]] + (do ;; (prn 'analyse-symbol/_2 ?module name name (->> ?genv (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) &/|keys &/->seq)) + (if-let [global (->> ?genv (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) (&/|get name))] + (do ;; (prn 'analyse-symbol/_2.1 ?module name name (aget global 0)) + (matchv ::M/objects [global] + [[["lux;Global" [?module* name*]] _]] + ((|do [[[r-module r-name] $def] (&&module/find-def ?module* name*) + ;; :let [_ (prn 'analyse-symbol/_2.1.1 r-module r-name)] + endo-type (matchv ::M/objects [$def] + [["lux;ValueD" [?type _]]] + (return ?type) + + [["lux;MacroD" _]] + (return &type/Macro) + + [["lux;TypeD" _]] + (return &type/Type)) + _ (if (and (clojure.lang.Util/identical &type/Type endo-type) + (clojure.lang.Util/identical &type/Type exo-type)) + (return nil) + (&type/check exo-type endo-type))] + (return (&/|list (&/T (&/V "lux;Global" (&/T r-module r-name)) + endo-type)))) + state) + + [_] + (do ;; (prn 'analyse-symbol/_2.1.2 ?module name name) + (fail* "[Analyser Error] Can't have anything other than a global def in the global environment.")))) + (fail* "_{_ analyse-symbol _}_"))) + + [["lux;Cons" [top-outer _]]] + (do ;; (prn 'analyse-symbol/_3 ?module name) + (|let [scopes (&/|tail (&/folds #(&/|cons (&/get$ &/$NAME %2) %1) + (&/|map #(&/get$ &/$NAME %) outer) + (&/|reverse inner))) + [=local inner*] (&/fold2 (fn [register+new-inner frame in-scope] + (|let [[register new-inner] register+new-inner + [register* frame*] (&&lambda/close-over (&/|reverse in-scope) name register frame)] + (&/T register* (&/|cons frame* new-inner)))) + (&/T (or (->> top-outer (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) (&/|get name)) + (->> top-outer (&/get$ &/$CLOSURE) (&/get$ &/$MAPPINGS) (&/|get name))) + (&/|list)) + (&/|reverse inner) scopes)] + ((|do [btype (&&/expr-type =local) + _ (&type/check exo-type btype)] + (return (&/|list =local))) + (&/set$ &/$ENVS (&/|++ inner* outer) state)))) + )))) + (defn analyse-symbol [analyse exo-type ident] - (|do [module-name &/get-module-name] - (fn [state] - (|let [[?module ?name] ident - ;; _ (prn 'analyse-symbol/_0 ?module ?name) - local-ident (str ?module ";" ?name) - stack (&/get$ &/$ENVS state) - no-binding? #(and (->> % (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) (&/|contains? local-ident) not) - (->> % (&/get$ &/$CLOSURE) (&/get$ &/$MAPPINGS) (&/|contains? local-ident) not)) - [inner outer] (&/|split-with no-binding? stack)] - (matchv ::M/objects [outer] - [["lux;Nil" _]] - (do ;; (prn 'analyse-symbol/_1 - ;; [?module ?name] - ;; [(if (.equals "" ?module) module-name ?module) - ;; ?name]) - ((|do [[[r-module r-name] $def] (&&module/find-def (if (.equals "" ?module) module-name ?module) - ?name) - ;; :let [_ (prn 'analyse-symbol/_1.1 r-module r-name)] - endo-type (matchv ::M/objects [$def] - [["lux;ValueD" [?type _]]] - (return ?type) - - [["lux;MacroD" _]] - (return &type/Macro) - - [["lux;TypeD" _]] - (return &type/Type)) - _ (if (and (clojure.lang.Util/identical &type/Type endo-type) - (clojure.lang.Util/identical &type/Type exo-type)) - (return nil) - (&type/check exo-type endo-type))] - (return (&/|list (&/T (&/V "lux;Global" (&/T r-module r-name)) - endo-type)))) - state)) - - [["lux;Cons" [?genv ["lux;Nil" _]]]] - (do ;; (prn 'analyse-symbol/_2 ?module ?name local-ident (->> ?genv (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) &/|keys &/->seq)) - (if-let [global (->> ?genv (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) (&/|get local-ident))] - (do ;; (prn 'analyse-symbol/_2.1 ?module ?name local-ident (aget global 0)) - (matchv ::M/objects [global] - [[["lux;Global" [?module* ?name*]] _]] - ((|do [[[r-module r-name] $def] (&&module/find-def ?module* ?name*) - ;; :let [_ (prn 'analyse-symbol/_2.1.1 r-module r-name)] - endo-type (matchv ::M/objects [$def] - [["lux;ValueD" [?type _]]] - (return ?type) - - [["lux;MacroD" _]] - (return &type/Macro) - - [["lux;TypeD" _]] - (return &type/Type)) - _ (if (and (clojure.lang.Util/identical &type/Type endo-type) - (clojure.lang.Util/identical &type/Type exo-type)) - (return nil) - (&type/check exo-type endo-type))] - (return (&/|list (&/T (&/V "lux;Global" (&/T r-module r-name)) - endo-type)))) - state) - - [_] - (do ;; (prn 'analyse-symbol/_2.1.2 ?module ?name local-ident) - (fail* "[Analyser Error] Can't have anything other than a global def in the global environment.")))) - (fail* "_{_ analyse-symbol _}_"))) - - [["lux;Cons" [top-outer _]]] - (do ;; (prn 'analyse-symbol/_3 ?module ?name) - (|let [scopes (&/|tail (&/folds #(&/|cons (&/get$ &/$NAME %2) %1) - (&/|map #(&/get$ &/$NAME %) outer) - (&/|reverse inner))) - [=local inner*] (&/fold2 (fn [register+new-inner frame in-scope] - (|let [[register new-inner] register+new-inner - [register* frame*] (&&lambda/close-over (&/|reverse in-scope) ident register frame)] - (&/T register* (&/|cons frame* new-inner)))) - (&/T (or (->> top-outer (&/get$ &/$LOCALS) (&/get$ &/$MAPPINGS) (&/|get local-ident)) - (->> top-outer (&/get$ &/$CLOSURE) (&/get$ &/$MAPPINGS) (&/|get local-ident))) - (&/|list)) - (&/|reverse inner) scopes)] - ((|do [btype (&&/expr-type =local) - _ (&type/check exo-type btype)] - (return (&/|list =local))) - (&/set$ &/$ENVS (&/|++ inner* outer) state)))) - ))) + (|do [:let [[?module ?name] ident]] + (if (= "" ?module) + (analyse-local analyse exo-type ?name) + (analyse-global analyse exo-type ?module ?name)) )) (defn ^:private analyse-apply* [analyse exo-type fun-type ?args] -- cgit v1.2.3