0889ee9117
feat(hooks): add useLiveStream generic WebSocket hook - supports websocket/sse/polling transports - exponential backoff reconnect with jitter - circular buffer with configurable size - typed filter callback per use case - manual disconnect + reconnect + error state feat(hooks): add useLiveMetrics derived hook - sliding time-window cut - moving average (configurable window) - current / avg / min / max / ratePerSecond - zero allocations per tick (memoized) feat(charts): add LiveMetricChart molecule (Recharts) - line + area variants, grid + tooltip - moving-average overlay (dashed) - ConnectionStatus atom in header - status bar + compact mode - 100% responsive, GPU via SVG ViewBox feat(atoms): add ConnectionStatus indicator - 5 states: disconnected/connecting/connected/reconnecting/error - animated pulse, JetBrains Mono, pill style - exported helpers: formatLatency / formatBytes docs(pkg): bump v0.1.0 → v0.2.0, add recharts peerDep
lines-and-columns
Maps lines and columns to character offsets and back. This is useful for parsers and other text processors that deal in character ranges but process text with meaningful lines and columns.
Install
$ npm install [--save] lines-and-columns
Usage
import { LinesAndColumns } from 'lines-and-columns'
const lines = new LinesAndColumns(
`table {
border: 0
}`
)
lines.locationForIndex(9)
// { line: 1, column: 1 }
lines.indexForLocation({ line: 1, column: 2 })
// 10
License
MIT