Add rangeaf formatter

ChangeLog.md

 # Changelog for simple-media-timestamp-formatting
 
+## v0.1.1.0
+
+* Add `rangeaf` formatter.
+
 ## v0.1.0.0
 
 * Add formatters for ffmpeg's timestamp format and srt's timestamp format.

package.yaml

 name:                simple-media-timestamp-formatting
-version:             0.1.0.0
+version:             0.1.1.0
 git:                 "https://gitlab.com/homotopic-tech/simple-media-timestamp-formatting"
 license:             MIT
 author:              "Daniel Firth"

simple-media-timestamp-formatting.cabal

@@ -5,7 +5,7 @@ cabal-version: 1.12
 -- see: https://github.com/sol/hpack
 
 name:           simple-media-timestamp-formatting
-version:        0.1.0.0
+version:        0.1.1.0
 synopsis:       Formatting for simple-media-timestamp
 description:    Please see the README on GitHub at <https://github.com/githubuser/simple-media-timestamp-formatting#readme>
 category:       Media

src/Media/Timestamp/Formatting.hs

@@ -9,6 +9,7 @@
 module Media.Timestamp.Formatting
   ( timef,
     timecf,
+    rangeaf,
   )
 where
 
@@ -26,3 +27,10 @@ timef = accessed hour int % ":" <> accessed minute int % ":" <> accessed second
 -- @since 0.1.0.0
 timecf :: Format r (Time -> r)
 timecf = accessed hour int % ":" <> accessed minute int % ":" <> accessed second int % "," <> accessed millisecond int
+
+-- | Formats a `Range` as "X --> Y", Formatter for SRT format will
+-- therefore be rangeaf timecf.
+--
+-- @since 0.1.1.0
+rangeaf :: Format r (Time -> r) -> Format r (Range -> r)
+rangeaf x = accessed from x % " --> " <> accessed to x

stack.yaml

-resolver: nightly-2021-07-17
+resolver: nightly-2021-07-23
 packages:
 - .
-extra-deps:
-- simple-media-timestamp-0.2.0.0

stack.yaml.lock

@@ -3,17 +3,10 @@
 # For more information, please see the documentation at:
 #   https://docs.haskellstack.org/en/stable/lock_files
 
-packages:
-- completed:
-    hackage: simple-media-timestamp-0.2.0.0@sha256:f18dcbc62af2678ab09baae27d15aa873e00d412ec4640654a859cda226e40f3,799
-    pantry-tree:
-      size: 280
-      sha256: 8baa7f9878c4ed2ce25b6350d416cdc378f5749061bfc7bd863cb834c7552144
-  original:
-    hackage: simple-media-timestamp-0.2.0.0
+packages: []
 snapshots:
 - completed:
-    size: 556830
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2021/7/17.yaml
-    sha256: 387c17971aa47d4ca9e9af0223fa0010d5cc9ef360cca72cd17419a90d83cec8
-  original: nightly-2021-07-17
+    size: 567260
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2021/7/23.yaml
+    sha256: 94c5e73c2221ce53348504de8916c960a78a97bdc6ff0921200a42773694bd7c
+  original: nightly-2021-07-23