From f2c0473640e8029f27797f6ecf21662dddb0685b Mon Sep 17 00:00:00 2001 From: Eduardo Julian Date: Wed, 24 Apr 2019 21:28:56 -0400 Subject: WIP: PHP compiler. --- .../source/luxc/lang/translation/php/case.jvm.lux | 255 --------------------- 1 file changed, 255 deletions(-) delete mode 100644 new-luxc/source/luxc/lang/translation/php/case.jvm.lux (limited to 'new-luxc/source/luxc/lang/translation/php/case.jvm.lux') diff --git a/new-luxc/source/luxc/lang/translation/php/case.jvm.lux b/new-luxc/source/luxc/lang/translation/php/case.jvm.lux deleted file mode 100644 index c438425ff..000000000 --- a/new-luxc/source/luxc/lang/translation/php/case.jvm.lux +++ /dev/null @@ -1,255 +0,0 @@ -(.module: - lux - (lux (control [monad #+ do] - ["ex" exception #+ exception:]) - (data [number] - [text] - text/format - (coll [list "list/" Functor Fold] - (set ["set" unordered #+ Set]))) - [macro #+ "meta/" Monad] - (macro [code])) - (luxc [lang] - (lang [".L" variable #+ Register Variable] - ["ls" synthesis #+ Synthesis Path] - (host ["_" php #+ Expression Statement Except Var]))) - [//] - (// [".T" runtime] - [".T" primitive] - [".T" reference])) - -(def: #export (translate-let translate register valueS bodyS) - (-> (-> Synthesis (Meta Expression)) Register Synthesis Synthesis - (Meta Expression)) - (do macro.Monad - [valueO (translate valueS) - bodyO (translate bodyS) - #let [@register (referenceT.variable register)]] - (wrap (|> bodyO - (list (_.set!' @register valueO)) - _.array/* - (_.nth (_.int 1)))))) - -(def: #export (translate-record-get translate valueS pathP) - (-> (-> Synthesis (Meta Expression)) Synthesis (List [Nat Bit]) - (Meta Expression)) - (do macro.Monad - [valueO (translate valueS)] - (wrap (list/fold (function (_ [idx tail?] source) - (let [method (if tail? - runtimeT.product//right - runtimeT.product//left)] - (method source (_.int (:coerce Int idx))))) - valueO - pathP)))) - -(def: #export (translate-if testO thenO elseO) - (-> Expression Expression Expression Expression) - (_.? testO thenO elseO)) - -(def: @savepoint (_.var "pm_cursor_savepoint")) -(def: @cursor (_.var "pm_cursor")) - -(def: (push-cursor! value) - (-> Expression Statement) - (_.do! (_.array-push/2 @cursor value))) - -(def: save-cursor! - Statement - (_.do! (_.array-push/2 @savepoint (_.array-slice/2 @cursor (_.int 0))))) - -(def: restore-cursor! - Statement - (_.set! @cursor (_.array-pop/1 @savepoint))) - -(def: cursor-top - Expression - (_.nth (|> @cursor _.count/1 (_.- (_.int 1))) - @cursor)) - -(def: pop-cursor! - Statement - (_.do! (_.array-pop/1 @cursor))) - -(def: pm-error (_.string "PM-ERROR")) - -(def: php-exception (_.global "Exception")) - -(def: (new-Exception error) - (-> Expression Expression) - (_.new php-exception (list error))) - -(def: fail-pm! (_.throw! (new-Exception pm-error))) - -(def: @temp (_.var "temp")) - -(exception: #export (Unrecognized-Path {message Text}) - message) - -(def: @alt-error (_.var "alt_error")) - -(def: (pm-catch! handler!) - (-> Statement Except) - {#_.class php-exception - #_.exception @alt-error - #_.handler (_.if! (|> @alt-error (_.send "getMessage" (list)) (_.= pm-error)) - handler! - (_.throw! @alt-error))}) - -(def: (translate-pattern-matching' translate pathP) - (-> (-> Synthesis (Meta Expression)) Path (Meta Statement)) - (case pathP - (^code ("lux case exec" (~ bodyS))) - (do macro.Monad - [bodyO (translate bodyS)] - (wrap (_.return! bodyO))) - - (^code ("lux case pop")) - (meta/wrap pop-cursor!) - - (^code ("lux case bind" (~ [_ (#.Nat register)]))) - (meta/wrap (_.set! (referenceT.variable register) cursor-top)) - - (^template [ ] - [_ ( value)] - (meta/wrap (_.when! (_.not (_.= (|> value ) cursor-top)) - fail-pm!))) - ([#.Int _.int] - [#.Bit _.bool] - [#.Frac _.float] - [#.Text _.string]) - - (^template [ ] - (^code ( (~ [_ (#.Nat idx)]))) - (meta/wrap (push-cursor! ( cursor-top (_.int (:coerce Int idx)))))) - (["lux case tuple left" runtimeT.product//left] - ["lux case tuple right" runtimeT.product//right]) - - (^template [ ] - (^code ( (~ [_ (#.Nat idx)]))) - (meta/wrap (|> (_.set! @temp (runtimeT.sum//get cursor-top (_.int (:coerce Int idx)) )) - (_.then! (_.if! (_.is-null/1 @temp) - fail-pm! - (push-cursor! @temp)))))) - (["lux case variant left" _.null] - ["lux case variant right" (_.string "")]) - - (^code ("lux case seq" (~ leftP) (~ rightP))) - (do macro.Monad - [leftO (translate-pattern-matching' translate leftP) - rightO (translate-pattern-matching' translate rightP)] - (wrap (|> leftO - (_.then! rightO)))) - - (^code ("lux case alt" (~ leftP) (~ rightP))) - (do macro.Monad - [leftO (translate-pattern-matching' translate leftP) - rightO (translate-pattern-matching' translate rightP)] - (wrap (_.try! (|> save-cursor! - (_.then! leftO)) - (list (pm-catch! - (|> restore-cursor! - (_.then! rightO))))))) - - _ - (lang.throw Unrecognized-Path (%code pathP)) - )) - -(def: (translate-pattern-matching translate pathP) - (-> (-> Synthesis (Meta Expression)) Path (Meta Statement)) - (do macro.Monad - [pattern-matching (translate-pattern-matching' translate pathP)] - (wrap (_.try! pattern-matching - (list (pm-catch! - (_.throw! (new-Exception (_.string "Invalid expression for pattern-matching."))))))))) - -(def: (initialize-pattern-matching! stack-init) - (-> Expression Statement) - (|> (_.set! @cursor (_.array/* (list stack-init))) - (_.then! (_.set! @savepoint (_.array/* (list)))))) - -(def: empty (Set Variable) (set.new number.Hash)) - -(type: Storage - {#bindings (Set Variable) - #dependencies (Set Variable)}) - -(def: (path-variables pathP) - (-> Path Storage) - (loop [pathP pathP - outer-variables {#bindings empty - #dependencies empty}] - ## TODO: Remove (let [outer recur]) once loops can have names. - (let [outer recur] - (case pathP - (^code ("lux case bind" (~ [_ (#.Nat register)]))) - (update@ #bindings (set.add (.int register)) - outer-variables) - - (^or (^code ("lux case seq" (~ leftP) (~ rightP))) - (^code ("lux case alt" (~ leftP) (~ rightP)))) - (list/fold outer outer-variables (list leftP rightP)) - - (^code ("lux case exec" (~ bodyS))) - (loop [bodyS bodyS - inner-variables outer-variables] - ## TODO: Remove (let [inner recur]) once loops can have names. - (let [inner recur] - (case bodyS - (^code ((~ [_ (#.Nat tag)]) (~ [_ (#.Bit last?)]) (~ valueS))) - (inner valueS inner-variables) - - (^code [(~+ members)]) - (list/fold inner inner-variables members) - - (^ [_ (#.Form (list [_ (#.Int var)]))]) - (if (set.member? (get@ #bindings inner-variables) var) - inner-variables - (update@ #dependencies (set.add var) inner-variables)) - - (^code ("lux call" (~ functionS) (~+ argsS))) - (list/fold inner inner-variables (#.Cons functionS argsS)) - - (^code ("lux function" (~ [_ (#.Nat arity)]) [(~+ environment)] (~ bodyS))) - (|> environment - (list/map (|>> (list) code.form)) - (list/fold inner inner-variables)) - - (^code ("lux let" (~ [_ (#.Nat register)]) (~ inputS) (~ exprS))) - (list/fold inner (update@ #bindings (set.add (.int register)) - inner-variables) - (list inputS exprS)) - - (^code ("lux case" (~ inputS) (~ pathPS))) - (|> inner-variables (inner inputS) (outer pathPS)) - - (^code ((~ [_ (#.Text procedure)]) (~+ argsS))) - (list/fold inner inner-variables argsS) - - _ - inner-variables))) - - _ - outer-variables)))) - -(def: generated-name - (-> Text (Meta Text)) - (|>> macro.gensym - (:: macro.Monad map (|>> %code lang.normalize-name)))) - -(def: #export (translate-case translate valueS pathP) - (-> (-> Synthesis (Meta Expression)) Synthesis Path (Meta Expression)) - (do macro.Monad - [valueO (translate valueS) - @case (:: @ map _.global (generated-name "case")) - @value (:: @ map _.var (generated-name "value")) - #let [@dependencies+ (|> (path-variables pathP) - (get@ #dependencies) - set.to-list - (list/map referenceT.local))] - pattern-matching! (translate-pattern-matching translate pathP) - _ (//.save (_.function! @case (|> (list& @value @dependencies+) - (list/map _.parameter)) - (|> (initialize-pattern-matching! @value) - (_.then! pattern-matching!))))] - (wrap (_.apply (list& valueO @dependencies+) @case)))) -- cgit v1.2.3