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|
(.module:
[library
[lux {"-" [Code or and list if function cond not int]}
[control
[pipe {"+" [case> cond> new>]}]
["." function]
["." maybe ("#\." functor)]
[parser
["<.>" code]]]
[data
["." text
["%" format {"+" [format]}]]
[collection
["." list ("#\." functor mix)]]]
[macro
[syntax {"+" [syntax:]}]
["." template]
["." code]]
[math
[number
["f" frac]]]
[type
abstract]]])
(abstract: .public (Code kind)
Text
{}
(template [<type> <super>+]
[(with_expansions [<kind> (template.identifier [<type> "'"])]
(abstract: .public (<kind> kind) Any)
(`` (type: .public <type> (|> Any <kind> (~~ (template.spliced <super>+))))))]
[Expression [Code]]
)
(template [<type> <super>+]
[(with_expansions [<kind> (template.identifier [<type> "'"])]
(abstract: .public (<kind> kind) Any)
(`` (type: .public (<type> <brand>) (|> <brand> <kind> (~~ (template.spliced <super>+))))))]
[Var [Expression' Code]]
)
(template [<var> <kind>]
[(abstract: .public <kind> Any)
(type: .public <var> (Var <kind>))]
[SVar Single]
[PVar Poly]
)
(def: .public var
(-> Text SVar)
(|>> :abstraction))
(def: .public var_args
PVar
(:abstraction "..."))
(def: .public manual
(-> Text Code)
(|>> :abstraction))
(def: .public code
(-> (Code Any) Text)
(|>> :representation))
(def: (self_contained code)
(-> Text Expression)
(:abstraction
(format "(" code ")")))
(def: nested_new_line
(format text.new_line text.tab))
(def: nested
(-> Text Text)
(|>> (text.replaced text.new_line ..nested_new_line)
(format ..nested_new_line)))
(def: (_block expression)
(-> Text Text)
(format "{" (nested expression) text.new_line "}"))
(def: .public (block expression)
(-> Expression Expression)
(:abstraction
(format "{"
(..nested (:representation expression))
text.new_line "}")))
(template [<name> <r>]
[(def: .public <name>
Expression
(:abstraction <r>))]
[null "NULL"]
[n/a "NA"]
)
(template [<name>]
[(def: .public <name> Expression n/a)]
[not_available]
[not_applicable]
[no_answer]
)
(def: .public bool
(-> Bit Expression)
(|>> (case> #0 "FALSE"
#1 "TRUE")
:abstraction))
(def: .public int
(-> Int Expression)
(|>> %.int :abstraction))
(def: .public float
(-> Frac Expression)
(|>> (cond> [(f.= f.positive_infinity)]
[(new> "1.0/0.0" [])]
[(f.= f.negative_infinity)]
[(new> "-1.0/0.0" [])]
[(f.= f.not_a_number)]
[(new> "0.0/0.0" [])]
... else
[%.frac])
..self_contained))
(def: safe
(-> Text Text)
(`` (|>> (~~ (template [<find> <replace>]
[(text.replaced <find> <replace>)]
["\" "\\"]
["|" "\|"]
[text.alarm "\a"]
[text.back_space "\b"]
[text.tab "\t"]
[text.new_line "\n"]
[text.carriage_return "\r"]
[text.double_quote (format "\" text.double_quote)]
))
)))
(def: .public string
(-> Text Expression)
(|>> ..safe %.text :abstraction))
(def: .public (slice from to list)
(-> Expression Expression Expression Expression)
(..self_contained
(format (:representation list)
"[" (:representation from) ":" (:representation to) "]")))
(def: .public (slice_from from list)
(-> Expression Expression Expression)
(..self_contained
(format (:representation list)
"[-1" ":-" (:representation from) "]")))
(def: .public (apply args func)
(-> (List Expression) Expression Expression)
(let [func (:representation func)
spacing (|> " "
(list.repeated (text.size func))
text.together)]
(:abstraction
(format func "("
(|> args
(list\each ..code)
(text.interposed (format "," text.new_line))
..nested)
")"))))
(template [<name> <function>]
[(def: .public (<name> members)
(-> (List Expression) Expression)
(..apply members (..var <function>)))]
[vector "c"]
[list "list"]
)
(def: .public named_list
(-> (List [Text Expression]) Expression)
(|>> (list\each (.function (_ [key value])
(:abstraction (format key "=" (:representation value)))))
..list))
(def: .public (apply_kw args kw_args func)
(-> (List Expression) (List [Text Expression]) Expression Expression)
(..self_contained
(format (:representation func)
(format "("
(text.interposed "," (list\each ..code args)) ","
(text.interposed "," (list\each (.function (_ [key val])
(format key "=" (:representation val)))
kw_args))
")"))))
(syntax: (arity_inputs [arity <code>.nat])
(in (case arity
0 (.list)
_ (|> arity
list.indices
(list\each (|>> %.nat code.local_identifier))))))
(syntax: (arity_types [arity <code>.nat])
(in (list.repeated arity (` ..Expression))))
(template [<arity> <function>+]
[(with_expansions [<apply> (template.identifier ["apply/" <arity>])
<inputs> (arity_inputs <arity>)
<types> (arity_types <arity>)
<definitions> (template.spliced <function>+)]
(def: .public (<apply> function [<inputs>])
(-> Expression [<types>] Expression)
(..apply (.list <inputs>) function))
(template [<function>]
[(`` (def: .public (~~ (template.identifier [<function> "/" <arity>]))
(-> [<types>] Expression)
(<apply> (..var <function>))))]
<definitions>))]
[0
[["commandArgs"]]]
[1
[["intToUtf8"]]]
[2
[["paste"]]]
)
(def: .public as::integer
(-> Expression Expression)
(..apply/1 (..var "as.integer")))
(def: .public (item idx list)
(-> Expression Expression Expression)
(..self_contained
(format (:representation list) "[[" (:representation idx) "]]")))
(def: .public (if test then else)
(-> Expression Expression Expression Expression)
(:abstraction
(format "if(" (:representation test) ")"
" " (.._block (:representation then))
" else " (.._block (:representation else)))))
(def: .public (when test then)
(-> Expression Expression Expression)
(:abstraction
(format "if(" (:representation test) ") {"
(.._block (:representation then))
text.new_line "}")))
(def: .public (cond clauses else)
(-> (List [Expression Expression]) Expression Expression)
(list\mix (.function (_ [test then] next)
(if test then next))
else
(list.reversed clauses)))
(template [<name> <op>]
[(def: .public (<name> param subject)
(-> Expression Expression Expression)
(..self_contained
(format (:representation subject)
" " <op> " "
(:representation param))))]
[= "=="]
[< "<"]
[<= "<="]
[> ">"]
[>= ">="]
[+ "+"]
[- "-"]
[* "*"]
[/ "/"]
[%% "%%"]
[** "**"]
[or "||"]
[and "&&"]
)
(template [<name> <func>]
[(def: .public (<name> param subject)
(-> Expression Expression Expression)
(..apply (.list subject param) (..var <func>)))]
[bit_or "bitwOr"]
[bit_and "bitwAnd"]
[bit_xor "bitwXor"]
[bit_shl "bitwShiftL"]
[bit_ushr "bitwShiftR"]
)
(def: .public (bit_not subject)
(-> Expression Expression)
(..apply (.list subject) (..var "bitwNot")))
(template [<name> <op>]
[(def: .public <name>
(-> Expression Expression)
(|>> :representation (format <op>) ..self_contained))]
[not "!"]
[negate "-"]
)
(def: .public (length list)
(-> Expression Expression)
(..apply (.list list) (..var "length")))
(def: .public (range from to)
(-> Expression Expression Expression)
(..self_contained
(format (:representation from) ":" (:representation to))))
(def: .public (function inputs body)
(-> (List (Ex (_ k) (Var k))) Expression Expression)
(let [args (|> inputs (list\each ..code) (text.interposed ", "))]
(..self_contained
(format "function(" args ") "
(.._block (:representation body))))))
(def: .public (try body warning error finally)
(-> Expression (Maybe Expression) (Maybe Expression) (Maybe Expression) Expression)
(let [optional (: (-> Text (Maybe Expression) (-> Text Text) Text)
(.function (_ parameter value preparation)
(|> value
(maybe\each (|>> :representation preparation (format ", " parameter " = ")))
(maybe.else ""))))]
(..self_contained
(format "tryCatch("
(.._block (:representation body))
(optional "warning" warning function.identity)
(optional "error" error function.identity)
(optional "finally" finally .._block)
")"))))
(def: .public (while test body)
(-> Expression Expression Expression)
(..self_contained
(format "while (" (:representation test) ") "
(.._block (:representation body)))))
(def: .public (for_in var inputs body)
(-> SVar Expression Expression Expression)
(..self_contained
(format "for (" (:representation var) " in " (:representation inputs) ")"
(.._block (:representation body)))))
(template [<name> <keyword>]
[(def: .public (<name> message)
(-> Expression Expression)
(..apply (.list message) (..var <keyword>)))]
[stop "stop"]
[print "print"]
)
(def: .public (set! var value)
(-> SVar Expression Expression)
(..self_contained
(format (:representation var) " <- " (:representation value))))
(def: .public (set_item! idx value list)
(-> Expression Expression SVar Expression)
(..self_contained
(format (:representation list) "[[" (:representation idx) "]] <- " (:representation value))))
(def: .public (then pre post)
(-> Expression Expression Expression)
(:abstraction
(format (:representation pre)
text.new_line
(:representation post))))
)
|
