mirror of https://github.com/tooot-app/app
73 lines
3.2 KiB
TypeScript
73 lines
3.2 KiB
TypeScript
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/**
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* Assigns (shallow copies) the properties of `src` onto `dest`, if the
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* corresponding property on `dest` === `undefined`.
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*
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* @param {Object} dest The destination object.
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* @param {Object} src The source object.
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* @return {Object} The destination object (`dest`)
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*/
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export declare function defaults(dest: any, src: any): any;
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/**
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* Truncates the `str` at `len - ellipsisChars.length`, and adds the `ellipsisChars` to the
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* end of the string (by default, two periods: '..'). If the `str` length does not exceed
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* `len`, the string will be returned unchanged.
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*
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* @param {String} str The string to truncate and add an ellipsis to.
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* @param {Number} truncateLen The length to truncate the string at.
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* @param {String} [ellipsisChars=...] The ellipsis character(s) to add to the end of `str`
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* when truncated. Defaults to '...'
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*/
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export declare function ellipsis(str: string, truncateLen: number, ellipsisChars?: string): string;
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/**
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* Supports `Array.prototype.indexOf()` functionality for old IE (IE8 and below).
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*
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* @param {Array} arr The array to find an element of.
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* @param {*} element The element to find in the array, and return the index of.
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* @return {Number} The index of the `element`, or -1 if it was not found.
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*/
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export declare function indexOf<T>(arr: T[], element: T): number;
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/**
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* Removes array elements based on a filtering function. Mutates the input
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* array.
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*
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* Using this instead of the ES5 Array.prototype.filter() function, to allow
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* Autolinker compatibility with IE8, and also to prevent creating many new
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* arrays in memory for filtering.
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*
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* @param {Array} arr The array to remove elements from. This array is
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* mutated.
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* @param {Function} fn A function which should return `true` to
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* remove an element.
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* @return {Array} The mutated input `arr`.
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*/
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export declare function remove<T>(arr: T[], fn: (item: T) => boolean): void;
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/**
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* Performs the functionality of what modern browsers do when `String.prototype.split()` is called
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* with a regular expression that contains capturing parenthesis.
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*
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* For example:
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*
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* // Modern browsers:
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* "a,b,c".split( /(,)/ ); // --> [ 'a', ',', 'b', ',', 'c' ]
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*
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* // Old IE (including IE8):
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* "a,b,c".split( /(,)/ ); // --> [ 'a', 'b', 'c' ]
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*
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* This method emulates the functionality of modern browsers for the old IE case.
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*
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* @param {String} str The string to split.
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* @param {RegExp} splitRegex The regular expression to split the input `str` on. The splitting
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* character(s) will be spliced into the array, as in the "modern browsers" example in the
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* description of this method.
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* Note #1: the supplied regular expression **must** have the 'g' flag specified.
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* Note #2: for simplicity's sake, the regular expression does not need
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* to contain capturing parenthesis - it will be assumed that any match has them.
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* @return {String[]} The split array of strings, with the splitting character(s) included.
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*/
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export declare function splitAndCapture(str: string, splitRegex: RegExp): string[];
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/**
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* Function that should never be called but is used to check that every
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* enum value is handled using TypeScript's 'never' type.
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*/
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export declare function throwUnhandledCaseError(theValue: never): void;
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