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oikos/web/src/lib/utils.ts
dtoro 873b00ac42
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style(web): fix prettier config, format entire web/ tree
.prettierrc.json was missing "semi": false, so prettier wanted to add
semicolons to a codebase written without them (763 semicolon-free
statements vs. 150 with, in hand-written .ts; zero hand-written .svelte
files use them at all). That's why prettier --check failed on 249 files
— not because the code was unformatted, but because the config didn't
match the actual house style. Added "semi": false; left printWidth/etc
as configured (printWidth barely moves the failure count: 218/213/212
files at 100/120/140).

Ran `prettier --write .` with the corrected config. Verified
semantics-preserving before and after:
- eslint: 142 problems both before and after, byte-identical
- build passes, 38/38 tests pass
- token-stream diff (whitespace/semicolons/quotes normalized) on all
  218 changed files: only 52 had any remaining token change, all either
  trailing-comma removal (matching trailingComma: "none") or import/
  ternary reflow — no semantic changes
- live smoke test: Knowledge, Tasks, Fleet map, and a chat window
  (AgentTrace, markdown, Scope graph, activity rail) all render
  correctly, no console errors

Most of the diff is shadcn/ui vendor files (lib/components/ui/) moving
from the CLI's own style (double quotes, tabs, semicolons) to house
style; re-running `shadcn-svelte add` on a component will need a
follow-up format pass.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-27 12:56:07 +02:00

48 lines
1.9 KiB
TypeScript

import { clsx, type ClassValue } from 'clsx'
import { twMerge } from 'tailwind-merge'
export function cn(...inputs: ClassValue[]) {
return twMerge(clsx(inputs))
}
// relativeTime renders a compact "Xs/Xm/Xh/Xd ago" label for freshness
// indicators (health checks, live event timestamps, etc).
export function relativeTime(iso: string | null | undefined): string {
if (!iso) return 'never'
const ms = Date.now() - new Date(iso).getTime()
if (ms < 0) return 'just now'
const s = Math.floor(ms / 1000)
if (s < 60) return `${s}s ago`
const m = Math.floor(s / 60)
if (m < 60) return `${m}m ago`
const h = Math.floor(m / 60)
if (h < 24) return `${h}h ago`
const d = Math.floor(h / 24)
return `${d}d ago`
}
// Truncates long slugs/names in the middle (keeping the "type:" prefix and
// the tail visible) rather than at the end — for slugs the distinguishing
// part is often at both ends, e.g. "investigation:nomos/dragonfly-memlock-…"
// vs "…rlimit-type-8-in-unprivileged-lxcs".
export function truncateMiddle(s: string, maxLen = 36): string {
if (s.length <= maxLen) return s
const keep = Math.floor((maxLen - 1) / 2)
return `${s.slice(0, keep)}${s.slice(-keep)}`
}
// debounce wraps fn so rapid calls (e.g. keystrokes in a filter input)
// collapse into one invocation after `wait`ms of silence.
export function debounce<T extends (...args: never[]) => void>(fn: T, wait = 300): T {
let timer: ReturnType<typeof setTimeout> | undefined
return ((...args: Parameters<T>) => {
clearTimeout(timer)
timer = setTimeout(() => fn(...args), wait)
}) as T
}
export type WithoutChild<T> = T extends { child?: unknown } ? Omit<T, 'child'> : T
export type WithoutChildren<T> = T extends { children?: unknown } ? Omit<T, 'children'> : T
export type WithoutChildrenOrChild<T> = WithoutChildren<WithoutChild<T>>
export type WithElementRef<T, U extends HTMLElement = HTMLElement> = T & { ref?: U | null }