@anoki/fse-ui/dist/index.es229.js

FSE UI components library

import { signedOffset as s, formatOffset as i } from "./index.es231.js";
import u from "./index.es240.js";
let n = null;
class r extends u {
  /**
   * Get a singleton instance of UTC
   * @return {FixedOffsetZone}
   */
  static get utcInstance() {
    return n === null && (n = new r(0)), n;
  }
  /**
   * Get an instance with a specified offset
   * @param {number} offset - The offset in minutes
   * @return {FixedOffsetZone}
   */
  static instance(t) {
    return t === 0 ? r.utcInstance : new r(t);
  }
  /**
   * Get an instance of FixedOffsetZone from a UTC offset string, like "UTC+6"
   * @param {string} s - The offset string to parse
   * @example FixedOffsetZone.parseSpecifier("UTC+6")
   * @example FixedOffsetZone.parseSpecifier("UTC+06")
   * @example FixedOffsetZone.parseSpecifier("UTC-6:00")
   * @return {FixedOffsetZone}
   */
  static parseSpecifier(t) {
    if (t) {
      const e = t.match(/^utc(?:([+-]\d{1,2})(?::(\d{2}))?)?$/i);
      if (e)
        return new r(s(e[1], e[2]));
    }
    return null;
  }
  constructor(t) {
    super(), this.fixed = t;
  }
  /**
   * The type of zone. `fixed` for all instances of `FixedOffsetZone`.
   * @override
   * @type {string}
   */
  get type() {
    return "fixed";
  }
  /**
   * The name of this zone.
   * All fixed zones' names always start with "UTC" (plus optional offset)
   * @override
   * @type {string}
   */
  get name() {
    return this.fixed === 0 ? "UTC" : `UTC${i(this.fixed, "narrow")}`;
  }
  /**
   * The IANA name of this zone, i.e. `Etc/UTC` or `Etc/GMT+/-nn`
   *
   * @override
   * @type {string}
   */
  get ianaName() {
    return this.fixed === 0 ? "Etc/UTC" : `Etc/GMT${i(-this.fixed, "narrow")}`;
  }
  /**
   * Returns the offset's common name at the specified timestamp.
   *
   * For fixed offset zones this equals to the zone name.
   * @override
   */
  offsetName() {
    return this.name;
  }
  /**
   * Returns the offset's value as a string
   * @override
   * @param {number} ts - Epoch milliseconds for which to get the offset
   * @param {string} format - What style of offset to return.
   *                          Accepts 'narrow', 'short', or 'techie'. Returning '+6', '+06:00', or '+0600' respectively
   * @return {string}
   */
  formatOffset(t, e) {
    return i(this.fixed, e);
  }
  /**
   * Returns whether the offset is known to be fixed for the whole year:
   * Always returns true for all fixed offset zones.
   * @override
   * @type {boolean}
   */
  get isUniversal() {
    return !0;
  }
  /**
   * Return the offset in minutes for this zone at the specified timestamp.
   *
   * For fixed offset zones, this is constant and does not depend on a timestamp.
   * @override
   * @return {number}
   */
  offset() {
    return this.fixed;
  }
  /**
   * Return whether this Zone is equal to another zone (i.e. also fixed and same offset)
   * @override
   * @param {Zone} otherZone - the zone to compare
   * @return {boolean}
   */
  equals(t) {
    return t.type === "fixed" && t.fixed === this.fixed;
  }
  /**
   * Return whether this Zone is valid:
   * All fixed offset zones are valid.
   * @override
   * @type {boolean}
   */
  get isValid() {
    return !0;
  }
}
export {
  r as default
};
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