- make options fields pub and struct non exhaustive

- mark all enums non exhaustive

- remove reference to DurationFormatter to remove doc warning
(will add when DurationFormatter exists)

components/experimental/src/duration/options.rs

@@ -2,38 +2,61 @@
 // called LICENSE at the top level of the ICU4X source tree
 // (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
 
-//! Options for configuring [`DurationFormatter`](crate::duration::DurationFormatter).
+//! Options for configuring `DurationFormatter`.
 
 /// A bag of options for defining how to format duration using [`DurationFormatter`](crate::duration::DurationFormatter).
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub struct DurationFormatterOptions {
-    base: BaseStyle,
-
-    year: YearStyle,
-    year_visibility: UnitVisibility,
-    month: MonthStyle,
-    month_visibility: UnitVisibility,
-    week: WeekStyle,
-    week_visibility: UnitVisibility,
-    day: DayStyle,
-    day_visibility: UnitVisibility,
-    hour: HourStyle,
-    hour_visibility: UnitVisibility,
-    minute: MinuteStyle,
-    minute_visibility: UnitVisibility,
-    second: SecondStyle,
-    second_visibility: UnitVisibility,
-    millisecond: MilliSecondStyle,
-    millisecond_visibility: UnitVisibility,
-    microsecond: MicroSecondStyle,
-    microsecond_visibility: UnitVisibility,
-    nanosecond: NanoSecondStyle,
-    nanosecond_visibility: UnitVisibility,
+    /// The style that will be applied to units
+    /// unless overridden by a specific style.
+    pub base: BaseStyle,
+
+    /// Style for year
+    pub year: YearStyle,
+    /// Visibility control for year
+    pub year_visibility: UnitVisibility,
+    /// Style for month
+    pub month: MonthStyle,
+    /// Visibility control for month
+    pub month_visibility: UnitVisibility,
+    /// Style for week
+    pub week: WeekStyle,
+    /// Visibility control for week
+    pub week_visibility: UnitVisibility,
+    /// Style for day
+    pub day: DayStyle,
+    /// Visibility control for day
+    pub day_visibility: UnitVisibility,
+    /// Style for hour
+    pub hour: HourStyle,
+    /// Visibility control for hour
+    pub hour_visibility: UnitVisibility,
+    /// Style for minute
+    pub minute: MinuteStyle,
+    /// Visibility control for minute
+    pub minute_visibility: UnitVisibility,
+    /// Style for second
+    pub second: SecondStyle,
+    /// Visibility control for second
+    pub second_visibility: UnitVisibility,
+    /// Style for millisecond
+    pub millisecond: MilliSecondStyle,
+    /// Visibility control for millisecond
+    pub millisecond_visibility: UnitVisibility,
+    /// Style for microsecond
+    pub microsecond: MicroSecondStyle,
+    /// Visibility control for microsecond
+    pub microsecond_visibility: UnitVisibility,
+    /// Style for nanosecond
+    pub nanosecond: NanoSecondStyle,
+    /// Visibility control for nanosecond
+    pub nanosecond_visibility: UnitVisibility,
 
     /// Number of fractional digits to use when formatting sub-second units (milliseconds, microseconds, nanoseconds).
     /// Only takes effect when the subsecond units are styled as `Numeric`.
     /// Zero means no fractional digits.
-    fractional_digits: FractionalDigits,
+    pub fractional_digits: FractionalDigits,
 }
 
 /// Options for configuring the number of fractional digits to display.
@@ -49,6 +72,7 @@ pub enum FractionalDigits {
 }
 
 /// Configures visibility of fields in the formatted string.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum UnitVisibility {
     #[default]
@@ -59,6 +83,7 @@ pub enum UnitVisibility {
 }
 
 /// Configures the style of the duration output.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum BaseStyle {
     /// Narrow style (most compact)
@@ -73,6 +98,7 @@ pub enum BaseStyle {
 }
 
 /// Configures the style of the year field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum YearStyle {
     /// Narrow style (most compact)
@@ -85,6 +111,7 @@ pub enum YearStyle {
 }
 
 /// Configures the style of the month field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum MonthStyle {
     /// Narrow style (most compact)
@@ -97,6 +124,7 @@ pub enum MonthStyle {
 }
 
 /// Configures the style of the week field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum WeekStyle {
     /// Narrow style (most compact)
@@ -109,6 +137,7 @@ pub enum WeekStyle {
 }
 
 /// Configures the style of the day field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum DayStyle {
     /// Narrow style (most compact)
@@ -121,6 +150,7 @@ pub enum DayStyle {
 }
 
 /// Configures the style of the hour field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum HourStyle {
     /// Narrow style (most compact)
@@ -137,6 +167,7 @@ pub enum HourStyle {
 }
 
 /// Configures the style of the minute field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum MinuteStyle {
     /// Narrow style (most compact)
@@ -153,6 +184,7 @@ pub enum MinuteStyle {
 }
 
 /// Configures the style of the second field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum SecondStyle {
     /// Narrow style (most compact)
@@ -169,6 +201,7 @@ pub enum SecondStyle {
 }
 
 /// Configures the style of the milliseconds field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum MilliSecondStyle {
     /// Narrow style (most compact)
@@ -183,6 +216,7 @@ pub enum MilliSecondStyle {
 }
 
 /// Configures the style of the microsecond field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum MicroSecondStyle {
     /// Narrow style (most compact)
@@ -197,6 +231,7 @@ pub enum MicroSecondStyle {
 }
 
 /// Configures the style of the nanosecond field.
+#[non_exhaustive]
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum NanoSecondStyle {
     /// Narrow style (most compact)