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Author SHA1 Message Date
9350c837e5 Added math functions
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2024-05-27 13:51:41 -04:00
86196c3feb Added promise progress
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2024-04-27 23:09:12 -04:00
0985ff145e Fixed file upload types
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2024-04-24 07:06:17 -04:00
7cd717fc7d Fixed upload export
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2024-04-24 07:01:36 -04:00
2fe8cdb96a Added upload function which tracks progress
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2024-04-24 06:57:15 -04:00
34c2df7a1a Fixed import
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2024-04-23 09:09:07 -04:00
1d5509a078 Fixed export
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2024-04-23 09:03:51 -04:00
9f57b93a9f Download stream
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2024-04-23 09:02:10 -04:00
d0e9cbcaa6 Added download utilities
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2024-04-21 21:33:38 -04:00
67b314b507 Added download function using fetch and links
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2024-04-21 21:03:07 -04:00
f5d66f0d8f Fixed aset export
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2024-04-16 14:16:30 -04:00
18c4366866 Added ASet
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2024-04-16 14:05:41 -04:00
8 changed files with 147 additions and 5 deletions

4
package-lock.json generated
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@ -1,12 +1,12 @@
{
"name": "@ztimson/utils",
"version": "0.3.0",
"version": "0.4.0",
"lockfileVersion": 3,
"requires": true,
"packages": {
"": {
"name": "@ztimson/utils",
"version": "0.3.0",
"version": "0.4.0",
"license": "MIT",
"devDependencies": {
"@types/jest": "^29.5.12",

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@ -1,6 +1,6 @@
{
"name": "@ztimson/utils",
"version": "0.3.0",
"version": "0.10.0",
"description": "Utility library",
"author": "Zak Timson",
"license": "MIT",

58
src/aset.ts Normal file
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@ -0,0 +1,58 @@
export class ASet<T> extends Array {
get size() {
return this.length;
}
constructor(elements: T[] = []) {
super();
if(!!elements?.['forEach'])
elements.forEach(el => this.add(el));
}
add(el: T) {
if(!this.has(el)) this.push(el);
}
delete(el: T) {
const index = this.indexOf(el);
if(index != -1) this.slice(index, 1);
}
difference(set: ASet<T>) {
return new ASet<T>(this.reduce((acc, el) => {
if(!set.has(el)) acc.push(el);
return acc;
}, []));
}
has(el: T) {
return this.indexOf(el) != -1;
}
intersection(set: ASet<T>) {
return new ASet<T>(this.reduce((acc, el) => {
if(set.has(el)) acc.push(el);
return acc;
}, []));
}
isDisjointFrom(set: ASet<T>) {
return this.intersection(set).size == 0;
}
isSubsetOf(set: ASet<T>) {
return this.findIndex(el => !set.has(el)) == -1;
}
isSuperset(set: ASet<T>) {
return set.findIndex(el => !this.has(el)) == -1;
}
symmetricDifference(set: ASet<T>) {
return new ASet([...this.difference(set), ...set.difference(this)]);
}
union(set: ASet<T> | Array<T>) {
return new ASet([...this, ...set]);
}
}

8
src/download.ts Normal file
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@ -0,0 +1,8 @@
export function download(href: any, name: string) {
const a = document.createElement('a');
a.href = href;
a.download = name;
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
}

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@ -1,9 +1,13 @@
export * from './array';
export * from './aset';
export * from './download';
export * from './emitter';
export * from './errors';
export * from './logger';
export * from './math';
export * from './misc';
export * from './objects';
export * from './promise-progress';
export * from './string';
export * from './time';
export * from './xhr';

45
src/math.ts Normal file
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@ -0,0 +1,45 @@
/**
* Convert decimal number to fraction
*
* @example
* ```js
* dec2Frac(1.25) // Outputs: "1 1/4"
* ```
*
* @param {number} num Number to convert
* @return {string} Fraction with remainder
*/
export function dec2Frac(num: number) {
const gcd = (a: number, b: number): number => {
if (b < 0.0000001) return a;
return gcd(b, ~~(a % b));
};
const len = num.toString().length - 2;
let denominator = Math.pow(10, len);
let numerator = num * denominator;
const divisor = gcd(numerator, denominator);
numerator = ~~(numerator / divisor);
denominator = ~~(denominator / divisor)
const remainder = ~~(numerator / denominator);
numerator -= remainder * denominator;
return `${remainder ? remainder + ' ' : ''}${~~(numerator)}/${~~(denominator)}`;
}
/**
* Convert fraction to decimal number
*
* @example
* ```js
* fracToDec('1 1/4') // Outputs: 1.25
* ```
*
* @param {string} frac Fraction to convert
* @return {number} Faction as a decimal
*/
export function fracToDec(frac: string) {
let split = frac.split(' ');
const whole = split.length == 2 ? Number(split[0]) : 0;
split = (<string>split.pop()).split('/');
return whole + (Number(split[0]) / Number(split[1]));
}

26
src/promise-progress.ts Normal file
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@ -0,0 +1,26 @@
export type ProgressCallback = (progress: number) => any;
export class PromiseProgress<T> extends Promise<T> {
private listeners: ProgressCallback[] = [];
private _progress = 0;
get progress() { return this._progress; }
set progress(p: number) {
if(p == this._progress) return;
this._progress = p;
this.listeners.forEach(l => l(p));
}
constructor(executor: (resolve: (value: T) => any, reject: (reason: any) => void, progress: (progress: number) => any) => void) {
super((resolve, reject) => executor(
(value: T) => resolve(value),
(reason: any) => reject(reason),
(progress: number) => this.progress = progress
));
}
onProgress(callback: ProgressCallback) {
this.listeners.push(callback);
return this;
}
}

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@ -7,6 +7,7 @@ export type RequestOptions = {
method?: 'GET' | 'POST' | 'PATCH' | 'DELETE';
body?: any;
headers?: {[key: string | symbol]: string | null | undefined};
skipConverting?: boolean;
[key: string]: any;
}
@ -67,8 +68,8 @@ export class XHR {
}
if(!resp.ok) throw new Error(resp.statusText);
if(resp.headers.get('Content-Type')?.startsWith('application/json')) return await resp.json();
if(resp.headers.get('Content-Type')?.startsWith('text/plain')) return await <any>resp.text();
if(!opts.skipConverting && resp.headers.get('Content-Type')?.startsWith('application/json')) return await resp.json();
if(!opts.skipConverting && resp.headers.get('Content-Type')?.startsWith('text/plain')) return await <any>resp.text();
return resp;
});
}