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Julien Valverdé
2026-07-27 00:59:02 +02:00
parent a9ca2711f3
commit 2c2145255c
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packages/effect-lens-next/README.md
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# Effect Lens
<p align="center">
<img src="./logo-square.svg" alt="Effect Lens — the layered Effect mark under a magnifying lens highlighting code" width="220">
</p>
A Lens type for [Effect](https://effect.website/) to easily manage nested state.
<p align="center">
A Lens type for <a href="https://effect.website/">Effect</a> to easily manage nested state.
</p>
<p align="center">
<a href="https://www.npmjs.com/package/effect-lens/v/beta"><img alt="npm beta version" src="https://img.shields.io/npm/v/effect-lens/beta?style=flat-square&color=6e56cf"></a>
<a href="https://www.npmjs.com/package/effect-lens"><img alt="monthly downloads" src="https://img.shields.io/npm/dm/effect-lens?style=flat-square&color=24b8c8"></a>
<a href="https://github.com/Thiladev/effect-lens/blob/next/LICENSE"><img alt="MIT license" src="https://img.shields.io/npm/l/effect-lens?style=flat-square&color=8b7bff"></a>
<a href="https://effect.website/"><img alt="Effect 4 beta" src="https://img.shields.io/badge/Effect-4.0_beta-b9f27c?style=flat-square&labelColor=263238"></a>
</p>
> **⚠️ Effect v4 beta:** This version is built for the Effect v4 beta. For Effect v3, use the [stable release](https://www.npmjs.com/package/effect-lens).
## Install
```
npm install effect-lens@beta effect@4.0.0-beta.98
yarn add effect-lens@beta effect@4.0.0-beta.98
bun add effect-lens@beta effect@4.0.0-beta.98
npm install effect-lens@beta effect@beta
yarn add effect-lens@beta effect@beta
bun add effect-lens@beta effect@beta
```
## Peer dependencies
- `effect` 4.0.0-beta.98
- `effect` 4.0.0-beta.101
## Quickstart
packages/effect-lens-next/logo-square.svg
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<svg xmlns="http://www.w3.org/2000/svg" role="img" aria-labelledby="title desc" viewBox="0 0 512 512">
<title id="title">Effect Lens icon</title>
<desc id="desc">The layered Effect mark beneath a magnifying glass that highlights lines of code.</desc>
<defs>
<linearGradient id="background" x1="20" y1="16" x2="492" y2="496" gradientUnits="userSpaceOnUse">
<stop stop-color="#17152A"/>
<stop offset="1" stop-color="#0B1020"/>
</linearGradient>
<linearGradient id="layer-back" x1="52" y1="112" x2="260" y2="248" gradientUnits="userSpaceOnUse">
<stop stop-color="#6E56CF"/>
<stop offset="1" stop-color="#3B2F86"/>
</linearGradient>
<linearGradient id="layer-middle" x1="60" y1="80" x2="266" y2="216" gradientUnits="userSpaceOnUse">
<stop stop-color="#9B7BFF"/>
<stop offset="1" stop-color="#5A43BE"/>
</linearGradient>
<linearGradient id="layer-front" x1="66" y1="54" x2="274" y2="194" gradientUnits="userSpaceOnUse">
<stop stop-color="#272442"/>
<stop offset="1" stop-color="#17162A"/>
</linearGradient>
<linearGradient id="lens-ring" x1="122" y1="62" x2="278" y2="242" gradientUnits="userSpaceOnUse">
<stop stop-color="#82F7FF"/>
<stop offset="0.55" stop-color="#24D6E7"/>
<stop offset="1" stop-color="#00A9C0"/>
</linearGradient>
<linearGradient id="handle" x1="230" y1="204" x2="300" y2="284" gradientUnits="userSpaceOnUse">
<stop stop-color="#42E7F2"/>
<stop offset="1" stop-color="#8B7BFF"/>
</linearGradient>
<radialGradient id="lens-glass" cx="0" cy="0" r="1" gradientTransform="translate(166 108) rotate(48) scale(132)" gradientUnits="userSpaceOnUse">
<stop stop-color="#E5FDFF" stop-opacity="0.2"/>
<stop offset="0.62" stop-color="#3AE2EE" stop-opacity="0.1"/>
<stop offset="1" stop-color="#101529" stop-opacity="0.16"/>
</radialGradient>
<filter id="shadow" x="-30%" y="-30%" width="160%" height="170%" color-interpolation-filters="sRGB">
<feDropShadow dx="0" dy="12" stdDeviation="12" flood-color="#02040C" flood-opacity="0.45"/>
</filter>
<filter id="glow" x="-40%" y="-40%" width="180%" height="180%" color-interpolation-filters="sRGB">
<feGaussianBlur stdDeviation="5" result="blur"/>
<feFlood flood-color="#38E8F2" flood-opacity="0.34" result="color"/>
<feComposite in="color" in2="blur" operator="in" result="glow"/>
<feMerge>
<feMergeNode in="glow"/>
<feMergeNode in="SourceGraphic"/>
</feMerge>
</filter>
<clipPath id="lens-clip">
<circle cx="190" cy="142" r="67"/>
</clipPath>
</defs>
<rect x="12" y="12" width="488" height="488" rx="92" fill="url(#background)"/>
<rect x="13" y="13" width="486" height="486" rx="91" fill="none" stroke="#FFFFFF" stroke-opacity="0.09" stroke-width="2"/>
<g transform="translate(-19 15) scale(1.75)">
<g filter="url(#shadow)">
<path d="M48 164L154 108L274 173L168 230L48 164Z" fill="url(#layer-back)" stroke="#B7A8FF" stroke-opacity="0.3" stroke-width="2"/>
<path d="M48 132L154 76L274 141L168 198L48 132Z" fill="url(#layer-middle)" stroke="#C7BBFF" stroke-opacity="0.45" stroke-width="2"/>
<path d="M48 99L154 43L274 108L168 165L48 99Z" fill="url(#layer-front)" stroke="#B9ACFF" stroke-opacity="0.55" stroke-width="2"/>
</g>
<g opacity="0.55" stroke-linecap="round">
<path d="M92 92L145 64" stroke="#8B7BFF" stroke-width="7"/>
<path d="M105 107L172 72" stroke="#F0ECFF" stroke-width="7"/>
<path d="M119 122L156 102" stroke="#5F577F" stroke-width="7"/>
<path d="M166 97L211 121" stroke="#5F577F" stroke-width="7"/>
</g>
<g clip-path="url(#lens-clip)">
<circle cx="190" cy="142" r="67" fill="#11182C"/>
<path d="M126 112L186 80" stroke="#9C8CFF" stroke-width="10" stroke-linecap="round"/>
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<path d="M169 195L207 175" stroke="#8B7BFF" stroke-width="10" stroke-linecap="round"/>
<circle cx="190" cy="142" r="67" fill="url(#lens-glass)"/>
<path d="M145 92C158 81 174 75 191 75" fill="none" stroke="#FFFFFF" stroke-opacity="0.4" stroke-width="5" stroke-linecap="round"/>
</g>
<circle cx="190" cy="142" r="72" fill="none" stroke="#06111D" stroke-opacity="0.85" stroke-width="16"/>
<circle cx="190" cy="142" r="73" fill="none" stroke="url(#lens-ring)" stroke-width="9" filter="url(#glow)"/>
<path d="M240 196L288 249" fill="none" stroke="#07111D" stroke-width="30" stroke-linecap="round"/>
<path d="M240 196L288 249" fill="none" stroke="url(#handle)" stroke-width="19" stroke-linecap="round"/>
<path d="M250 207L275 234" fill="none" stroke="#FFFFFF" stroke-opacity="0.3" stroke-width="4" stroke-linecap="round"/>
</g>
</svg>
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packages/effect-lens-next/logo.svg
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<svg xmlns="http://www.w3.org/2000/svg" role="img" aria-labelledby="title desc" viewBox="0 0 960 320">
<title id="title">Effect Lens</title>
<desc id="desc">The layered Effect mark beneath a magnifying glass that highlights lines of code.</desc>
<defs>
<linearGradient id="background" x1="36" y1="24" x2="924" y2="296" gradientUnits="userSpaceOnUse">
<stop stop-color="#17152A"/>
<stop offset="1" stop-color="#0B1020"/>
</linearGradient>
<linearGradient id="layer-back" x1="52" y1="112" x2="260" y2="248" gradientUnits="userSpaceOnUse">
<stop stop-color="#6E56CF"/>
<stop offset="1" stop-color="#3B2F86"/>
</linearGradient>
<linearGradient id="layer-middle" x1="60" y1="80" x2="266" y2="216" gradientUnits="userSpaceOnUse">
<stop stop-color="#9B7BFF"/>
<stop offset="1" stop-color="#5A43BE"/>
</linearGradient>
<linearGradient id="layer-front" x1="66" y1="54" x2="274" y2="194" gradientUnits="userSpaceOnUse">
<stop stop-color="#272442"/>
<stop offset="1" stop-color="#17162A"/>
</linearGradient>
<linearGradient id="lens-ring" x1="122" y1="62" x2="278" y2="242" gradientUnits="userSpaceOnUse">
<stop stop-color="#82F7FF"/>
<stop offset="0.55" stop-color="#24D6E7"/>
<stop offset="1" stop-color="#00A9C0"/>
</linearGradient>
<linearGradient id="handle" x1="230" y1="204" x2="300" y2="284" gradientUnits="userSpaceOnUse">
<stop stop-color="#42E7F2"/>
<stop offset="1" stop-color="#8B7BFF"/>
</linearGradient>
<radialGradient id="lens-glass" cx="0" cy="0" r="1" gradientTransform="translate(166 108) rotate(48) scale(132)" gradientUnits="userSpaceOnUse">
<stop stop-color="#E5FDFF" stop-opacity="0.2"/>
<stop offset="0.62" stop-color="#3AE2EE" stop-opacity="0.1"/>
<stop offset="1" stop-color="#101529" stop-opacity="0.16"/>
</radialGradient>
<filter id="shadow" x="-30%" y="-30%" width="160%" height="170%" color-interpolation-filters="sRGB">
<feDropShadow dx="0" dy="12" stdDeviation="12" flood-color="#02040C" flood-opacity="0.45"/>
</filter>
<filter id="glow" x="-40%" y="-40%" width="180%" height="180%" color-interpolation-filters="sRGB">
<feGaussianBlur stdDeviation="5" result="blur"/>
<feFlood flood-color="#38E8F2" flood-opacity="0.34" result="color"/>
<feComposite in="color" in2="blur" operator="in" result="glow"/>
<feMerge>
<feMergeNode in="glow"/>
<feMergeNode in="SourceGraphic"/>
</feMerge>
</filter>
<clipPath id="lens-clip">
<circle cx="190" cy="142" r="67"/>
</clipPath>
</defs>
<rect x="8" y="8" width="944" height="304" rx="40" fill="url(#background)"/>
<rect x="8.75" y="8.75" width="942.5" height="302.5" rx="39.25" fill="none" stroke="#FFFFFF" stroke-opacity="0.09" stroke-width="1.5"/>
<g filter="url(#shadow)">
<path d="M48 164L154 108L274 173L168 230L48 164Z" fill="url(#layer-back)" stroke="#B7A8FF" stroke-opacity="0.3" stroke-width="2"/>
<path d="M48 132L154 76L274 141L168 198L48 132Z" fill="url(#layer-middle)" stroke="#C7BBFF" stroke-opacity="0.45" stroke-width="2"/>
<path d="M48 99L154 43L274 108L168 165L48 99Z" fill="url(#layer-front)" stroke="#B9ACFF" stroke-opacity="0.55" stroke-width="2"/>
</g>
<g opacity="0.55" stroke-linecap="round">
<path d="M92 92L145 64" stroke="#8B7BFF" stroke-width="7"/>
<path d="M105 107L172 72" stroke="#F0ECFF" stroke-width="7"/>
<path d="M119 122L156 102" stroke="#5F577F" stroke-width="7"/>
<path d="M166 97L211 121" stroke="#5F577F" stroke-width="7"/>
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<g clip-path="url(#lens-clip)">
<circle cx="190" cy="142" r="67" fill="#11182C"/>
<path d="M126 112L186 80" stroke="#9C8CFF" stroke-width="10" stroke-linecap="round"/>
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<path d="M169 195L207 175" stroke="#8B7BFF" stroke-width="10" stroke-linecap="round"/>
<circle cx="190" cy="142" r="67" fill="url(#lens-glass)"/>
<path d="M145 92C158 81 174 75 191 75" fill="none" stroke="#FFFFFF" stroke-opacity="0.4" stroke-width="5" stroke-linecap="round"/>
</g>
<circle cx="190" cy="142" r="72" fill="none" stroke="#06111D" stroke-opacity="0.85" stroke-width="16"/>
<circle cx="190" cy="142" r="73" fill="none" stroke="url(#lens-ring)" stroke-width="9" filter="url(#glow)"/>
<path d="M240 196L288 249" fill="none" stroke="#07111D" stroke-width="30" stroke-linecap="round"/>
<path d="M240 196L288 249" fill="none" stroke="url(#handle)" stroke-width="19" stroke-linecap="round"/>
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<g>
<text x="340" y="151" fill="#F7F5FF" font-family="Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif" font-size="76" font-weight="760" letter-spacing="-3">effect</text>
<text x="559" y="151" fill="#65EAF2" font-family="Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif" font-size="76" font-weight="420" letter-spacing="-3">lens</text>
<path d="M344 178H850" stroke="#FFFFFF" stroke-opacity="0.11" stroke-width="2"/>
<text x="342" y="216" fill="#C7C3D8" font-family="ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace" font-size="20" letter-spacing="1.2">FOCUS DEEPER. UPDATE SAFELY.</text>
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packages/effect-lens-next/package.json
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"type": "module",
"files": [
"./README.md",
"./logo-square.svg",
"./dist"
],
"license": "MIT",
packages/effect-lens/README.md
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# Effect Lens
<p align="center">
<img src="./logo-square.svg" alt="Effect Lens — the layered Effect mark under a magnifying lens highlighting code" width="220">
</p>
A Lens type for [Effect](https://effect.website/) to easily manage nested state.
<p align="center">
A Lens type for <a href="https://effect.website/">Effect</a> to easily manage nested state.
</p>
This version is for Effect v3. For Effect v4, use the [2.0.0 beta](https://www.npmjs.com/package/effect-lens/v/2.0.0-beta.1).
<p align="center">
<a href="https://www.npmjs.com/package/effect-lens"><img alt="npm version" src="https://img.shields.io/npm/v/effect-lens?style=flat-square&color=6e56cf"></a>
<a href="https://www.npmjs.com/package/effect-lens"><img alt="monthly downloads" src="https://img.shields.io/npm/dm/effect-lens?style=flat-square&color=24b8c8"></a>
<a href="https://github.com/Thiladev/effect-lens/blob/main/LICENSE"><img alt="MIT license" src="https://img.shields.io/npm/l/effect-lens?style=flat-square&color=8b7bff"></a>
<a href="https://effect.website/"><img alt="Effect 3" src="https://img.shields.io/badge/Effect-3.21+-b9f27c?style=flat-square&labelColor=263238"></a>
</p>
> **⚠️ Effect v3:** This version is built for Effect v3. For Effect v4, use the [beta release](https://www.npmjs.com/package/effect-lens/v/beta).
## Install
```
packages/effect-lens/logo-square.svg
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<svg xmlns="http://www.w3.org/2000/svg" role="img" aria-labelledby="title desc" viewBox="0 0 512 512">
<title id="title">Effect Lens icon</title>
<desc id="desc">The layered Effect mark beneath a magnifying glass that highlights lines of code.</desc>
<defs>
<linearGradient id="background" x1="20" y1="16" x2="492" y2="496" gradientUnits="userSpaceOnUse">
<stop stop-color="#17152A"/>
<stop offset="1" stop-color="#0B1020"/>
</linearGradient>
<linearGradient id="layer-back" x1="52" y1="112" x2="260" y2="248" gradientUnits="userSpaceOnUse">
<stop stop-color="#6E56CF"/>
<stop offset="1" stop-color="#3B2F86"/>
</linearGradient>
<linearGradient id="layer-middle" x1="60" y1="80" x2="266" y2="216" gradientUnits="userSpaceOnUse">
<stop stop-color="#9B7BFF"/>
<stop offset="1" stop-color="#5A43BE"/>
</linearGradient>
<linearGradient id="layer-front" x1="66" y1="54" x2="274" y2="194" gradientUnits="userSpaceOnUse">
<stop stop-color="#272442"/>
<stop offset="1" stop-color="#17162A"/>
</linearGradient>
<linearGradient id="lens-ring" x1="122" y1="62" x2="278" y2="242" gradientUnits="userSpaceOnUse">
<stop stop-color="#82F7FF"/>
<stop offset="0.55" stop-color="#24D6E7"/>
<stop offset="1" stop-color="#00A9C0"/>
</linearGradient>
<linearGradient id="handle" x1="230" y1="204" x2="300" y2="284" gradientUnits="userSpaceOnUse">
<stop stop-color="#42E7F2"/>
<stop offset="1" stop-color="#8B7BFF"/>
</linearGradient>
<radialGradient id="lens-glass" cx="0" cy="0" r="1" gradientTransform="translate(166 108) rotate(48) scale(132)" gradientUnits="userSpaceOnUse">
<stop stop-color="#E5FDFF" stop-opacity="0.2"/>
<stop offset="0.62" stop-color="#3AE2EE" stop-opacity="0.1"/>
<stop offset="1" stop-color="#101529" stop-opacity="0.16"/>
</radialGradient>
<filter id="shadow" x="-30%" y="-30%" width="160%" height="170%" color-interpolation-filters="sRGB">
<feDropShadow dx="0" dy="12" stdDeviation="12" flood-color="#02040C" flood-opacity="0.45"/>
</filter>
<filter id="glow" x="-40%" y="-40%" width="180%" height="180%" color-interpolation-filters="sRGB">
<feGaussianBlur stdDeviation="5" result="blur"/>
<feFlood flood-color="#38E8F2" flood-opacity="0.34" result="color"/>
<feComposite in="color" in2="blur" operator="in" result="glow"/>
<feMerge>
<feMergeNode in="glow"/>
<feMergeNode in="SourceGraphic"/>
</feMerge>
</filter>
<clipPath id="lens-clip">
<circle cx="190" cy="142" r="67"/>
</clipPath>
</defs>
<rect x="12" y="12" width="488" height="488" rx="92" fill="url(#background)"/>
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<g transform="translate(-19 15) scale(1.75)">
<g filter="url(#shadow)">
<path d="M48 164L154 108L274 173L168 230L48 164Z" fill="url(#layer-back)" stroke="#B7A8FF" stroke-opacity="0.3" stroke-width="2"/>
<path d="M48 132L154 76L274 141L168 198L48 132Z" fill="url(#layer-middle)" stroke="#C7BBFF" stroke-opacity="0.45" stroke-width="2"/>
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</g>
<g opacity="0.55" stroke-linecap="round">
<path d="M92 92L145 64" stroke="#8B7BFF" stroke-width="7"/>
<path d="M105 107L172 72" stroke="#F0ECFF" stroke-width="7"/>
<path d="M119 122L156 102" stroke="#5F577F" stroke-width="7"/>
<path d="M166 97L211 121" stroke="#5F577F" stroke-width="7"/>
</g>
<g clip-path="url(#lens-clip)">
<circle cx="190" cy="142" r="67" fill="#11182C"/>
<path d="M126 112L186 80" stroke="#9C8CFF" stroke-width="10" stroke-linecap="round"/>
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<path d="M169 195L207 175" stroke="#8B7BFF" stroke-width="10" stroke-linecap="round"/>
<circle cx="190" cy="142" r="67" fill="url(#lens-glass)"/>
<path d="M145 92C158 81 174 75 191 75" fill="none" stroke="#FFFFFF" stroke-opacity="0.4" stroke-width="5" stroke-linecap="round"/>
</g>
<circle cx="190" cy="142" r="72" fill="none" stroke="#06111D" stroke-opacity="0.85" stroke-width="16"/>
<circle cx="190" cy="142" r="73" fill="none" stroke="url(#lens-ring)" stroke-width="9" filter="url(#glow)"/>
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<path d="M240 196L288 249" fill="none" stroke="url(#handle)" stroke-width="19" stroke-linecap="round"/>
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</g>
</svg>
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packages/effect-lens/package.json
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"type": "module",
"files": [
"./README.md",
"./logo-square.svg",
"./dist"
],
"license": "MIT",