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(ns lux.analyser.proc.common
(:require (clojure [template :refer [do-template]])
clojure.core.match
clojure.core.match.array
(lux [base :as & :refer [|let |do return* return |case assert!]]
[type :as &type])
(lux.analyser [base :as &&]
[module :as &&module])))
(defn- analyse-lux-is [analyse exo-type ?values]
(&type/with-var
(fn [$var]
(|do [:let [(&/$Cons reference (&/$Cons sample (&/$Nil))) ?values]
=reference (&&/analyse-1 analyse $var reference)
=sample (&&/analyse-1 analyse $var sample)
_ (&type/check exo-type &type/Bit)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["lux" "is"]) (&/|list =sample =reference) (&/|list)))))))))
(defn- analyse-lux-try [analyse exo-type ?values]
(&type/with-var
(fn [$var]
(|do [:let [(&/$Cons op (&/$Nil)) ?values]
=op (&&/analyse-1 analyse (&/$Apply $var &type/IO) op)
_ (&type/check exo-type (&/$Sum &type/Text ;; lux.Left
$var ;; lux.Right
))
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["lux" "try"]) (&/|list =op) (&/|list)))))))))
(defn- analyse-lux-macro [analyse exo-type ?values]
(|do [:let [(&/$Cons macro (&/$Nil)) ?values]
[_real-name [_exported? _def-type _meta macro-type]] (&&module/find-def! &/prelude "Macro'")
[[=macro*-type =location] =macro] (&&/analyse-1 analyse macro-type macro)
_ (&type/check exo-type &type/Macro)]
(return (&/|list (&&/|meta exo-type =location
=macro)))))
(do-template [<name> <proc> <input-type> <output-type>]
(defn- <name> [analyse exo-type ?values]
(|do [:let [(&/$Cons reference (&/$Cons sample (&/$Nil))) ?values]
=reference (&&/analyse-1 analyse <input-type> reference)
=sample (&&/analyse-1 analyse <input-type> sample)
_ (&type/check exo-type <output-type>)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T <proc>) (&/|list =sample =reference) (&/|list)))))))
analyse-text-eq ["text" "="] &type/Text &type/Bit
analyse-text-lt ["text" "<"] &type/Text &type/Bit
)
(defn- analyse-text-concat [analyse exo-type ?values]
(|do [:let [(&/$Cons parameter (&/$Cons subject (&/$Nil))) ?values]
=parameter (&&/analyse-1 analyse &type/Text parameter)
=subject (&&/analyse-1 analyse &type/Text subject)
_ (&type/check exo-type &type/Text)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["text" "concat"]) (&/|list =parameter =subject) (&/|list)))))))
(defn- analyse-text-index [analyse exo-type ?values]
(|do [:let [(&/$Cons start (&/$Cons part (&/$Cons text (&/$Nil)))) ?values]
=start (&&/analyse-1 analyse &type/Nat start)
=part (&&/analyse-1 analyse &type/Text part)
=text (&&/analyse-1 analyse &type/Text text)
_ (&type/check exo-type (&/$Apply &type/Nat &type/Maybe))
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["text" "index"])
(&/|list =text =part =start)
(&/|list)))))))
(defn- analyse-text-clip [analyse exo-type ?values]
(|do [:let [(&/$Cons from (&/$Cons to (&/$Cons text (&/$Nil)))) ?values]
=from (&&/analyse-1 analyse &type/Nat from)
=to (&&/analyse-1 analyse &type/Nat to)
=text (&&/analyse-1 analyse &type/Text text)
_ (&type/check exo-type &type/Text)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["text" "clip"])
(&/|list =text =from =to)
(&/|list)))))))
(do-template [<name> <proc>]
(defn- <name> [analyse exo-type ?values]
(|do [:let [(&/$Cons text (&/$Nil)) ?values]
=text (&&/analyse-1 analyse &type/Text text)
_ (&type/check exo-type &type/Nat)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["text" <proc>])
(&/|list =text)
(&/|list)))))))
analyse-text-size "size"
)
(defn- analyse-text-char [analyse exo-type ?values]
(|do [:let [(&/$Cons idx (&/$Cons text (&/$Nil))) ?values]
=idx (&&/analyse-1 analyse &type/Nat idx)
=text (&&/analyse-1 analyse &type/Text text)
_ (&type/check exo-type &type/Nat)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["text" "char"])
(&/|list =text =idx)
(&/|list)))))))
(do-template [<name> <op>]
(let [inputT (&/$Apply &type/Any &type/I64)
outputT &type/I64]
(defn- <name> [analyse exo-type ?values]
(|do [:let [(&/$Cons mask (&/$Cons input (&/$Nil))) ?values]
=mask (&&/analyse-1 analyse inputT mask)
=input (&&/analyse-1 analyse inputT input)
_ (&type/check exo-type outputT)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["i64" <op>]) (&/|list =input =mask) (&/|list))))))))
analyse-i64-and "and"
analyse-i64-or "or"
analyse-i64-xor "xor"
)
(do-template [<name> <op>]
(let [inputT (&/$Apply &type/Any &type/I64)
outputT &type/I64]
(defn- <name> [analyse exo-type ?values]
(|do [:let [(&/$Cons shift (&/$Cons input (&/$Nil))) ?values]
=shift (&&/analyse-1 analyse &type/Nat shift)
=input (&&/analyse-1 analyse inputT input)
_ (&type/check exo-type outputT)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["i64" <op>]) (&/|list =input =shift) (&/|list))))))))
analyse-i64-left-shift "left-shift"
analyse-i64-arithmetic-right-shift "arithmetic-right-shift"
analyse-i64-logical-right-shift "logical-right-shift"
)
(do-template [<name> <proc> <input-type> <output-type>]
(let [inputT <input-type>
outputT <output-type>]
(defn- <name> [analyse exo-type ?values]
(|do [:let [(&/$Cons parameterC (&/$Cons subjectC (&/$Nil))) ?values]
parameterA (&&/analyse-1 analyse <input-type> parameterC)
subjectA (&&/analyse-1 analyse <input-type> subjectC)
_ (&type/check exo-type <output-type>)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T <proc>) (&/|list subjectA parameterA) (&/|list))))))))
analyse-i64-eq ["i64" "="] (&/$Apply &type/Any &type/I64) &type/Bit
analyse-i64-add ["i64" "+"] (&/$Apply &type/Any &type/I64) &type/I64
analyse-i64-sub ["i64" "-"] (&/$Apply &type/Any &type/I64) &type/I64
analyse-int-mul ["i64" "*"] &type/Int &type/Int
analyse-int-div ["i64" "/"] &type/Int &type/Int
analyse-int-rem ["i64" "%"] &type/Int &type/Int
analyse-int-lt ["i64" "<"] &type/Int &type/Bit
analyse-frac-add ["f64" "+"] &type/Frac &type/Frac
analyse-frac-sub ["f64" "-"] &type/Frac &type/Frac
analyse-frac-mul ["f64" "*"] &type/Frac &type/Frac
analyse-frac-div ["f64" "/"] &type/Frac &type/Frac
analyse-frac-rem ["f64" "%"] &type/Frac &type/Frac
analyse-frac-eq ["f64" "="] &type/Frac &type/Bit
analyse-frac-lt ["f64" "<"] &type/Frac &type/Bit
)
(do-template [<encode> <encode-op> <decode> <decode-op> <type>]
(do (defn- <encode> [analyse exo-type ?values]
(|do [:let [(&/$Cons x (&/$Nil)) ?values]
=x (&&/analyse-1 analyse <type> x)
_ (&type/check exo-type &type/Text)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T <encode-op>) (&/|list =x) (&/|list)))))))
(let [decode-type (&/$Apply <type> &type/Maybe)]
(defn- <decode> [analyse exo-type ?values]
(|do [:let [(&/$Cons x (&/$Nil)) ?values]
=x (&&/analyse-1 analyse &type/Text x)
_ (&type/check exo-type decode-type)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T <decode-op>) (&/|list =x) (&/|list)))))))))
analyse-frac-encode ["f64" "encode"] analyse-frac-decode ["f64" "decode"] &type/Frac
)
(do-template [<name> <from-type> <to-type> <op>]
(defn- <name> [analyse exo-type ?values]
(|do [:let [(&/$Cons x (&/$Nil)) ?values]
=x (&&/analyse-1 analyse <from-type> x)
_ (&type/check exo-type <to-type>)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T <op>) (&/|list =x) (&/|list)))))))
analyse-int-char &type/Int &type/Text ["i64" "char"]
analyse-int-frac &type/Int &type/Frac ["i64" "f64"]
analyse-frac-int &type/Frac &type/Int ["f64" "i64"]
analyse-io-log &type/Text &type/Any ["io" "log"]
analyse-io-error &type/Text &type/Nothing ["io" "error"]
analyse-io-exit &type/Int &type/Nothing ["io" "exit"]
)
(defn- analyse-io-current-time [analyse exo-type ?values]
(|do [:let [(&/$Nil) ?values]
_ (&type/check exo-type &type/Int)
_location &/location]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["io" "current-time"]) (&/|list) (&/|list)))))))
(defn- analyse-syntax-char-case! [analyse exo-type ?values]
(|do [:let [(&/$Cons ?input (&/$Cons [_ (&/$Tuple ?pairs)] (&/$Cons ?else (&/$Nil)))) ?values]
_location &/location
=input (&&/analyse-1 analyse &type/Nat ?input)
_ (assert! (even? (&/|length ?pairs)) "The number of matches must be even!")
=pairs (&/map% (fn [?pair]
(|let [[[_ (&/$Tuple ?patterns)] ?match] ?pair]
(|do [=match (&&/analyse-1 analyse exo-type ?match)]
(return (&/T [(&/|map (fn [?pattern]
(|let [[_ (&/$Text ^String ?pattern-char)] ?pattern]
(int (.charAt ?pattern-char 0))))
?patterns)
=match])))))
(&/|as-pairs ?pairs))
=else (&&/analyse-1 analyse exo-type ?else)]
(return (&/|list (&&/|meta exo-type _location
(&&/$proc (&/T ["lux" "syntax char case!"])
(&/|list =input
(&&/|meta exo-type _location (&&/$tuple (&/|map &/|second =pairs)))
=else)
(&/|map &/|first =pairs)))))))
(defn analyse-proc [analyse exo-type proc ?values]
(try (case proc
"lux is" (analyse-lux-is analyse exo-type ?values)
"lux try" (analyse-lux-try analyse exo-type ?values)
"lux macro" (analyse-lux-macro analyse exo-type ?values)
"lux io log" (analyse-io-log analyse exo-type ?values)
"lux io error" (analyse-io-error analyse exo-type ?values)
"lux io exit" (analyse-io-exit analyse exo-type ?values)
"lux io current-time" (analyse-io-current-time analyse exo-type ?values)
"lux text =" (analyse-text-eq analyse exo-type ?values)
"lux text <" (analyse-text-lt analyse exo-type ?values)
"lux text concat" (analyse-text-concat analyse exo-type ?values)
"lux text clip" (analyse-text-clip analyse exo-type ?values)
"lux text index" (analyse-text-index analyse exo-type ?values)
"lux text size" (analyse-text-size analyse exo-type ?values)
"lux text char" (analyse-text-char analyse exo-type ?values)
"lux i64 and" (analyse-i64-and analyse exo-type ?values)
"lux i64 or" (analyse-i64-or analyse exo-type ?values)
"lux i64 xor" (analyse-i64-xor analyse exo-type ?values)
"lux i64 left-shift" (analyse-i64-left-shift analyse exo-type ?values)
"lux i64 arithmetic-right-shift" (analyse-i64-arithmetic-right-shift analyse exo-type ?values)
"lux i64 logical-right-shift" (analyse-i64-logical-right-shift analyse exo-type ?values)
"lux i64 +" (analyse-i64-add analyse exo-type ?values)
"lux i64 -" (analyse-i64-sub analyse exo-type ?values)
"lux i64 =" (analyse-i64-eq analyse exo-type ?values)
"lux i64 *" (analyse-int-mul analyse exo-type ?values)
"lux i64 /" (analyse-int-div analyse exo-type ?values)
"lux i64 %" (analyse-int-rem analyse exo-type ?values)
"lux i64 <" (analyse-int-lt analyse exo-type ?values)
"lux i64 f64" (analyse-int-frac analyse exo-type ?values)
"lux i64 char" (analyse-int-char analyse exo-type ?values)
"lux f64 +" (analyse-frac-add analyse exo-type ?values)
"lux f64 -" (analyse-frac-sub analyse exo-type ?values)
"lux f64 *" (analyse-frac-mul analyse exo-type ?values)
"lux f64 /" (analyse-frac-div analyse exo-type ?values)
"lux f64 %" (analyse-frac-rem analyse exo-type ?values)
"lux f64 =" (analyse-frac-eq analyse exo-type ?values)
"lux f64 <" (analyse-frac-lt analyse exo-type ?values)
"lux f64 encode" (analyse-frac-encode analyse exo-type ?values)
"lux f64 decode" (analyse-frac-decode analyse exo-type ?values)
"lux f64 i64" (analyse-frac-int analyse exo-type ?values)
;; Special extensions for performance reasons
;; Will be replaced by custom extensions in the future.
"lux syntax char case!" (analyse-syntax-char-case! analyse exo-type ?values)
;; else
(&/fail-with-loc (str "[Analyser Error] Unknown host procedure: " proc)))
(catch Exception ex
(&/fail-with-loc (str "[Analyser Error] Invalid syntax for procedure: " proc)))))
|
