Migrate bindings/ to rescript syntax

Author: ryyppy

bindings/IntlDateTimeFormat.re

@@ -0,0 +1,71 @@
+type intl
+
+/* Supported locales */
+@bs.deriving({jsConverter: newType})
+type locale = [@bs.as("zh") #CH | @bs.as("ru-RU") #RUS | @bs.as("sv-SE") #SWE | @bs.as("en-US") #US]
+
+module Date = {
+  module Weekday = {
+    @bs.deriving({jsConverter: newType})
+    type t = [#long | #short | #narrow]
+
+    let make = value => tToJs(value)
+  }
+
+  module Era = {
+    @bs.deriving({jsConverter: newType})
+    type t = [#long | #short | #narrow]
+
+    let make = value => tToJs(value)
+  }
+
+  module Year = {
+    @bs.deriving({jsConverter: newType})
+    type t = [#numeric | @bs.as("2-digit") #twoDigit]
+
+    let make = value => tToJs(value)
+  }
+
+  module Day = {
+    @bs.deriving({jsConverter: newType})
+    type t = [#numeric | @bs.as("2-digit") #twoDigit]
+
+    let make = value => tToJs(value)
+  }
+
+  module Month = {
+    /* Helper for month option */
+    @bs.deriving({jsConverter: newType})
+    type t = [#long | #short | #narrow | #numeric | @bs.as("2-digit") #twoDigit]
+
+    let make = value => tToJs(value)
+  }
+
+  /* Options for Intl.DateTimeFormat */
+  @bs.deriving(abstract)
+  type options = {
+    @bs.optional
+    weekday: Weekday.abs_t,
+    @bs.optional
+    era: Era.abs_t,
+    @bs.optional
+    year: Year.abs_t,
+    @bs.optional
+    day: Day.abs_t,
+    @bs.optional
+    month: Month.abs_t,
+  }
+
+  /*
+    Intl.DateTimeFormat
+    https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DateTimeFormat
+ */
+  @bs.new @bs.scope("Intl")
+  external dateTimeFormat: (abs_locale, option<options>) => intl = "DateTimeFormat"
+
+  /* Intl.DateTimeFormat.prototype.format() */
+  @bs.send external format: (intl, Js.Date.t) => string = "format"
+
+  let make = (~locale=#US, ~options=?, date) =>
+    dateTimeFormat(localeToJs(locale), options)->format(date)
+}