Lucide preact package (#291)

* Add preact package

* Fix types

* update types

* fix types

* remove dependecies

* bump version

* improve test setup for react as well

* Add workflow for preact

* Fix types

* bump version

* Add white space

* remove forward ref

* bump package

* Fix types

* Fix types

* bump version

* Remove proptypings

* Test new version

* Add some extra documentation

packages/lucide-preact/scripts/buildTypes.js

@@ -0,0 +1,43 @@
+import path from 'path';
+import {
+  writeFile,
+  readSvgDirectory,
+  resetFile,
+  toPascalCase,
+  appendFile,
+} from '../../../scripts/helpers';
+
+const srcDirectory = path.join(__dirname, '../dist');
+
+// Declare type definitions
+const typeDefinitions = `\
+/// <reference types="preact" />
+import { JSX, RefObject } from 'preact'
+
+interface LucideProps extends Partial<Omit<JSX.SVGAttributes, "ref" | "size">> {
+  key?: string | number;
+  ref?: string | ((component: any) => any) | RefObject<any>;
+  color?: string
+  size?: string | number
+}
+
+// Generated icons
+`;
+
+const ICONS_DIR = path.resolve(__dirname, '../../../icons');
+const TYPES_FILE = 'lucide-preact.d.ts';
+
+resetFile(TYPES_FILE, srcDirectory);
+writeFile(typeDefinitions, TYPES_FILE, srcDirectory);
+
+const svgFiles = readSvgDirectory(ICONS_DIR);
+
+svgFiles.forEach(svgFile => {
+  const iconName = path.basename(svgFile, '.svg');
+  const componentName = toPascalCase(iconName);
+
+  const exportTypeString = `export declare const ${componentName}: (props: LucideProps) => JSX.Element;\n`;
+  appendFile(exportTypeString, TYPES_FILE, srcDirectory);
+});
+
+console.log(`Generated ${TYPES_FILE} file with`, svgFiles.length, 'icons');

packages/lucide-preact/scripts/exportTemplate.js

@@ -0,0 +1,7 @@
+export default ({ componentName, children }) => `
+import createPreactComponent from '../createPreactComponent';
+
+const ${componentName} = createPreactComponent('${componentName}', ${JSON.stringify(children)});
+
+export default ${componentName};
+`;