A bunch of utilities that I use in my projects.

Installation

npm install @aseemtaneja/utils@latest

Utilities

Strings

• joinTruthy - Joins an array of strings, ignoring falsy values.

Arrays

• sampleOne - Plucks a random item from an array.

Objects

• shallowMapKeys - Maps the keys of an object to new keys.

Geometry

• getDistanceBetweenPoints - Returns the distance between two points on a cartesian plane.

Phone Numbers

• isValidIndianMobileNumber - Checks if a number is a valid Indian mobile number.
• getTenDigitIndianMobileNumber - Returns a vaild 10 digit Indian mobile number from a given string or returns null.

Colors

Utilities that make working with colors easier in Tailwind CSS.

• getColorVarsObj - Returns an object with CSS variables names as keys and CSS colors as values.
• getColorVarsCSS - Returns an object of the form {':root': ColorVarsObj, '.dark'? : ColorVarsObj}.
• getCSSVarsColorObj - Returns a color object where the values are CSS variables.
• getRadixColorObj - Returns a color object with Radix UI color values.
• getRadixColorsForTailwind - Returns a color object with Radix UI color values, and, base CSS which exposes the color values as CSS vars.
• getFreshworksColorsForTailwind - Returns a color object with Freshworks' 'Crayon' design system color values.

DOM

• moveCursorWithinInput - Moves the user's cursor to the desired position within a text input.