Excised contribution relevant to this: https://github.com/LuxLang/lux/pull/34

2 files changed, 1 insertions, 100 deletions

diff --git a/stdlib/source/lux/time/duration.lux b/stdlib/source/lux/time/duration.lux
index 20ef20c8c..a39e6f9ed 100644
--- a/stdlib/source/lux/time/duration.lux
+++ b/stdlib/source/lux/time/duration.lux
@@ -108,76 +108,3 @@
 (structure: #export _ (Monoid Duration)
   (def: identity empty)
   (def: compose merge))
-
-(def: (encode duration)
-  (-> Duration Text)
-  (if (:: Equivalence<Duration> = empty duration)
-    "+0ms"
-    (let [signed? (negative? duration)
-          [days time-left] [(query day duration) (frame day duration)]
-          days (if signed?
-                 (int/abs days)
-                 days)
-          time-left (if signed?
-                      (scale-up -1 time-left)
-                      time-left)
-          [hours time-left] [(query hour time-left) (frame hour time-left)]
-          [minutes time-left] [(query minute time-left) (frame minute time-left)]
-          [seconds time-left] [(query second time-left) (frame second time-left)]
-          millis (to-millis time-left)]
-      ($_ text/compose
-          (if signed? "-" "+")
-          (if (i/= +0 days) "" (text/compose (nat/encode (.nat days)) "D"))
-          (if (i/= +0 hours) "" (text/compose (nat/encode (.nat hours)) "h"))
-          (if (i/= +0 minutes) "" (text/compose (nat/encode (.nat minutes)) "m"))
-          (if (i/= +0 seconds) "" (text/compose (nat/encode (.nat seconds)) "s"))
-          (if (i/= +0 millis) "" (text/compose (nat/encode (.nat millis)) "ms"))
-          ))))
-
-(def: (lex-section suffix)
-  (-> Text (l.Lexer Int))
-  (|> (p.codec number.Codec<Text,Int> (l.many l.decimal))
-      (p.before (p.and (l.this suffix) (p.not l.alpha)))
-      (p.default +0)))
-
-(def: lex-duration
-  (l.Lexer Duration)
-  (do p.Monad<Parser>
-    [signed? (p.or (l.this? "-") (l.this? "+"))
-     #let [sign (function (_ raw)
-                  (case signed?
-                    (#.Left _)
-                    (i/* -1 raw)
-
-                    (#.Right _)
-                    raw))]
-     utc-day (lex-section "D")
-     utc-hour (lex-section "h")
-     utc-minute (lex-section "m")
-     _ (p.assert "Invalid minute."
-                 (and (i/>= +0 utc-minute)
-                      (i/<= +59 utc-minute)))
-     utc-second (lex-section "s")
-     _ (p.assert "Invalid second."
-                 (and (i/>= +0 utc-second)
-                      (i/<= +59 utc-second)))
-     utc-millis (lex-section "ms")
-     _ (p.assert "Invalid milli-seconds."
-                 (and (i/>= +0 utc-millis)
-                      (i/<= +999 utc-millis)))]
-    (wrap (|> empty
-              (merge (scale-up (sign utc-day) day))
-              (merge (scale-up (sign utc-hour) hour))
-              (merge (scale-up (sign utc-minute) minute))
-              (merge (scale-up (sign utc-second) second))
-              (merge (scale-up (sign utc-millis) milli))))))
-
-(def: (decode input)
-  (-> Text (e.Error Duration))
-  (l.run input lex-duration))
-
-(structure: #export _
-  {#.doc "For example: +15D21h14m51s827ms"}
-  (Codec Text Duration)
-  (def: encode encode)
-  (def: decode decode))
diff --git a/stdlib/test/test/lux/time/duration.lux b/stdlib/test/test/lux/time/duration.lux
index 669af6b4c..8bf00b88b 100644
--- a/stdlib/test/test/lux/time/duration.lux
+++ b/stdlib/test/test/lux/time/duration.lux
@@ -57,30 +57,4 @@
             (test "Merging with the empty duration changes nothing."
                   (|> sample (@.merge @.empty) (@/= sample)))
             (test "Merging a duration with it's opposite yields an empty duration."
-                  (|> sample (@.merge (@.scale-up -1 sample)) (@/= @.empty)))
-            (test "Can frame a duration in terms of another."
-                  (cond (and (@.positive? frame) (@.positive? sample))
-                        (|> sample (@.frame frame) (@/< frame))
-
-                        (and (@.negative? frame) (@.negative? sample))
-                        (|> sample (@.frame frame) (@/> frame))
-
-                        (or (or (@.neutral? frame) (@.neutral? sample))
-                            (|> sample
-                                (@.frame frame)
-                                (@.scale-up -1)
-                                (@/< (if (@.negative? frame)
-                                       (@.scale-up -1 frame)
-                                       frame))))))))))
-
-(context: "Codec"
-  (<| (times 100)
-      (do @
-        [sample duration
-         #let [(^open "@/.") @.Equivalence<Duration>
-               (^open "@/.") @.Codec<Text,Duration>]]
-        (test "Can encode/decode durations."
-              (E.default #0
-                         (do E.Monad<Error>
-                           [decoded (|> sample @/encode @/decode)]
-                           (wrap (@/= sample decoded))))))))
+                  (|> sample (@.merge (@.scale-up -1 sample)) (@/= @.empty)))))))