usage

Examples

raw javascript

``
const raw = " Score: 85% ";
const score = Math.round(parseInt(raw.replace('Score: ', '').replace('%', ''), 10) * 1.1);
`

river way

`
const score = s(" Score: 85% ")
.replace('Score: ', '')
.replace('%', '')
.toNumber()
.multiply(1.1)
.round()
.value();
`

development

Running tests

need node version 25 to work properly the glob

`
npm run test
`

manually run

`
npx tsx --test src/*/.test.ts
`

running demo

npx tsx demo.ts

overview

`
/src
/logic
string-logic.ts <-- All string methods (toPascal, shout, etc.)
number-logic.ts <-- new math methods (add, multiply, round)
/types
types.ts <-- TypeScript interfaces for String and Number flows
core.ts <-- The "River" Proxy factory
index.ts <-- Entry point (export s)
``