1 files changed, 293 insertions, 0 deletions
diff --git a/intl/icu_capi/js/package/lib/ICU4XCustomTimeZone.d.ts b/intl/icu_capi/js/package/lib/ICU4XCustomTimeZone.d.ts
new file mode 100644
index 0000000000..290f7881ad
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+++ b/intl/icu_capi/js/package/lib/ICU4XCustomTimeZone.d.ts
@@ -0,0 +1,293 @@
+import { i32 } from "./diplomat-runtime"
+import { FFIError } from "./diplomat-runtime"
+import { ICU4XError } from "./ICU4XError";
+import { ICU4XIanaToBcp47Mapper } from "./ICU4XIanaToBcp47Mapper";
+import { ICU4XIsoDateTime } from "./ICU4XIsoDateTime";
+import { ICU4XMetazoneCalculator } from "./ICU4XMetazoneCalculator";
+
+/**
+
+ * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html Rust documentation for `CustomTimeZone`} for more information.
+ */
+export class ICU4XCustomTimeZone {
+
+  /**
+
+   * Creates a time zone from an offset string.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#method.from_str Rust documentation for `from_str`} for more information.
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  static create_from_string(s: string): ICU4XCustomTimeZone | never;
+
+  /**
+
+   * Creates a time zone with no information.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#method.new_empty Rust documentation for `new_empty`} for more information.
+   */
+  static create_empty(): ICU4XCustomTimeZone;
+
+  /**
+
+   * Creates a time zone for UTC.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#method.utc Rust documentation for `utc`} for more information.
+   */
+  static create_utc(): ICU4XCustomTimeZone;
+
+  /**
+
+   * Sets the `gmt_offset` field from offset seconds.
+
+   * Errors if the offset seconds are out of range.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.try_from_offset_seconds Rust documentation for `try_from_offset_seconds`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  try_set_gmt_offset_seconds(offset_seconds: i32): void | never;
+
+  /**
+
+   * Clears the `gmt_offset` field.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.offset_seconds Rust documentation for `offset_seconds`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html 1}
+   */
+  clear_gmt_offset(): void;
+
+  /**
+
+   * Returns the value of the `gmt_offset` field as offset seconds.
+
+   * Errors if the `gmt_offset` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.offset_seconds Rust documentation for `offset_seconds`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  gmt_offset_seconds(): i32 | never;
+
+  /**
+
+   * Returns whether the `gmt_offset` field is positive.
+
+   * Errors if the `gmt_offset` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.is_positive Rust documentation for `is_positive`} for more information.
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  is_gmt_offset_positive(): boolean | never;
+
+  /**
+
+   * Returns whether the `gmt_offset` field is zero.
+
+   * Errors if the `gmt_offset` field is empty (which is not the same as zero).
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.is_zero Rust documentation for `is_zero`} for more information.
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  is_gmt_offset_zero(): boolean | never;
+
+  /**
+
+   * Returns whether the `gmt_offset` field has nonzero minutes.
+
+   * Errors if the `gmt_offset` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.has_minutes Rust documentation for `has_minutes`} for more information.
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  gmt_offset_has_minutes(): boolean | never;
+
+  /**
+
+   * Returns whether the `gmt_offset` field has nonzero seconds.
+
+   * Errors if the `gmt_offset` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.GmtOffset.html#method.has_seconds Rust documentation for `has_seconds`} for more information.
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  gmt_offset_has_seconds(): boolean | never;
+
+  /**
+
+   * Sets the `time_zone_id` field from a BCP-47 string.
+
+   * Errors if the string is not a valid BCP-47 time zone ID.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.time_zone_id Rust documentation for `time_zone_id`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.TimeZoneBcp47Id.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  try_set_time_zone_id(id: string): void | never;
+
+  /**
+
+   * Sets the `time_zone_id` field from an IANA string by looking up the corresponding BCP-47 string.
+
+   * Errors if the string is not a valid BCP-47 time zone ID.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.IanaToBcp47MapperBorrowed.html#method.get Rust documentation for `get`} for more information.
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  try_set_iana_time_zone_id(mapper: ICU4XIanaToBcp47Mapper, id: string): void | never;
+
+  /**
+
+   * Clears the `time_zone_id` field.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.time_zone_id Rust documentation for `time_zone_id`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.TimeZoneBcp47Id.html 1}
+   */
+  clear_time_zone_id(): void;
+
+  /**
+
+   * Writes the value of the `time_zone_id` field as a string.
+
+   * Errors if the `time_zone_id` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.time_zone_id Rust documentation for `time_zone_id`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.TimeZoneBcp47Id.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  time_zone_id(): string | never;
+
+  /**
+
+   * Sets the `metazone_id` field from a string.
+
+   * Errors if the string is not a valid BCP-47 metazone ID.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.metazone_id Rust documentation for `metazone_id`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.MetazoneId.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  try_set_metazone_id(id: string): void | never;
+
+  /**
+
+   * Clears the `metazone_id` field.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.metazone_id Rust documentation for `metazone_id`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.MetazoneId.html 1}
+   */
+  clear_metazone_id(): void;
+
+  /**
+
+   * Writes the value of the `metazone_id` field as a string.
+
+   * Errors if the `metazone_id` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.metazone_id Rust documentation for `metazone_id`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.MetazoneId.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  metazone_id(): string | never;
+
+  /**
+
+   * Sets the `zone_variant` field from a string.
+
+   * Errors if the string is not a valid zone variant.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant Rust documentation for `zone_variant`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  try_set_zone_variant(id: string): void | never;
+
+  /**
+
+   * Clears the `zone_variant` field.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant Rust documentation for `zone_variant`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html 1}
+   */
+  clear_zone_variant(): void;
+
+  /**
+
+   * Writes the value of the `zone_variant` field as a string.
+
+   * Errors if the `zone_variant` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant Rust documentation for `zone_variant`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  zone_variant(): string | never;
+
+  /**
+
+   * Sets the `zone_variant` field to standard time.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html#method.standard Rust documentation for `standard`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant 1}
+   */
+  set_standard_time(): void;
+
+  /**
+
+   * Sets the `zone_variant` field to daylight time.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html#method.daylight Rust documentation for `daylight`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant 1}
+   */
+  set_daylight_time(): void;
+
+  /**
+
+   * Returns whether the `zone_variant` field is standard time.
+
+   * Errors if the `zone_variant` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html#method.standard Rust documentation for `standard`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  is_standard_time(): boolean | never;
+
+  /**
+
+   * Returns whether the `zone_variant` field is daylight time.
+
+   * Errors if the `zone_variant` field is empty.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.ZoneVariant.html#method.daylight Rust documentation for `daylight`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#structfield.zone_variant 1}
+   * @throws {@link FFIError}<{@link ICU4XError}>
+   */
+  is_daylight_time(): boolean | never;
+
+  /**
+
+   * Sets the metazone based on the time zone and the local timestamp.
+
+   * See the {@link https://docs.rs/icu/latest/icu/timezone/struct.CustomTimeZone.html#method.maybe_calculate_metazone Rust documentation for `maybe_calculate_metazone`} for more information.
+
+   * Additional information: {@link https://docs.rs/icu/latest/icu/timezone/struct.MetazoneCalculator.html#method.compute_metazone_from_time_zone 1}
+   */
+  maybe_calculate_metazone(metazone_calculator: ICU4XMetazoneCalculator, local_datetime: ICU4XIsoDateTime): void;
+}