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# Programmatic API
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# Programmatic API Moved
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[← Back to home](../../README.md)
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The package is ESM-only and provides one Node.js generation API. The framework-neutral Viewer is available from `@gromlab/svg-sprites/viewer`, its auto-register entry from `@gromlab/svg-sprites/viewer/element`, and the React bridge from `@gromlab/svg-sprites/react`.
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## `generateSprite`
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```ts
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import { generateSprite } from '@gromlab/svg-sprites'
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const result = await generateSprite(
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'src/ui/file-manager/svg-sprite/svg-sprite.config.ts',
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)
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```
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For static standalone mode, use `result.spritePath` in a build script to publish the
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SVG under an application URL:
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```ts
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import { copyFile } from 'node:fs/promises'
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const result = await generateSprite('src/sprite/svg-sprite.config.ts', {
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mode: 'standalone',
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})
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await copyFile(result.spritePath, 'dist/app-icons/sprite.svg')
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```
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`spritePath` is a filesystem path, not a browser URL. A deployment-neutral JSON
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manifest is available through `result.manifestPath` and is copied independently.
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The first argument accepts the full path to an explicitly selected `.ts`, `.js`, or `.json` config file with any name. Passing a directory enables config-less mode and uses that directory as the sprite module root.
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The second argument contains optional overrides and always takes precedence over the config:
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```ts
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await generateSprite('src/ui/file-manager/svg-sprite/custom-config.json', {
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mode: 'react@webpack',
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name: 'documents',
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inputFolder: './assets',
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inputFiles: ['../../shared/search.svg'],
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transform: {
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addTransition: false,
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},
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generatedNotice: false,
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})
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```
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Configuration is resolved in this order:
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```text
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defaults → config → API overrides
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```
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For fully programmatic generation, pass a directory and provide the required settings as overrides:
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```ts
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await generateSprite('src/ui/file-manager/svg-sprite', {
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mode: 'react@vite',
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name: 'file-manager',
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inputFiles: [
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'../../shared/search.svg',
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'../../shared/settings.svg',
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],
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})
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```
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## Configuration
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```ts
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import { defineSpriteConfig } from '@gromlab/svg-sprites'
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export default defineSpriteConfig({
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mode: 'react@vite',
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name: 'file-manager',
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description: 'File manager icons',
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inputFolder: './icons',
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inputFiles: ['../../shared/check.svg'],
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transform: {
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removeSize: true,
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replaceColors: true,
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addTransition: true,
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},
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generatedNotice: true,
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})
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```
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`defineSpriteConfig` is an identity helper for TypeScript autocomplete. JavaScript can export the same object with `export default`, while JSON contains the object directly.
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## Specialized wrappers
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The specialized functions are available as wrappers around `generateSprite`:
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```ts
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import { generateNextSprite, generateReactSprite } from '@gromlab/svg-sprites'
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await generateReactSprite('path/to/config.ts', 'vite')
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await generateNextSprite('path/to/config.ts', {
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router: 'app',
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bundler: 'turbopack',
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})
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```
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An explicitly supplied target overrides `mode` from the file. Prefer `generateSprite` in new code.
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## Config API
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```ts
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import {
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loadSpriteConfig,
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resolveSpriteConfig,
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validateSpriteConfig,
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} from '@gromlab/svg-sprites'
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```
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- `loadSpriteConfig(file)` loads an explicitly selected `.ts`, `.js`, or `.json` file.
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- `validateSpriteConfig(value)` performs runtime validation.
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- `resolveSpriteConfig(root, config, overrides)` merges values, applies defaults, and resolves paths relative to `root`.
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## Low-level compiler
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```ts
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import {
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compileSprite,
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compileSpriteContent,
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createShapeTransform,
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} from '@gromlab/svg-sprites'
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```
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These functions are intended for custom orchestration. Standard generation should use `generateSprite`.
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## Viewer runtime
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```ts
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import '@gromlab/svg-sprites/viewer/element'
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import type { SpriteViewerElement } from '@gromlab/svg-sprites/viewer'
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```
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The browser entry registers `<gromlab-sprite-viewer>`. Bare standalone can also load the self-contained `dist/viewer-element.js` without a bundler.
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The React bridge keeps the component API:
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```tsx
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import { SpriteViewer } from '@gromlab/svg-sprites/react'
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```
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`SpriteViewer` accepts generated manifests, remote standalone sources, lazy loaders, or an `import.meta.glob` result. The React entry contains `'use client'` and is intended for debug tools; production components are imported from local sprite modules.
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The canonical document is now the [programmatic API](reference/programmatic-api.md).
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