init

dist/index.d.ts

@@ -0,0 +1,10 @@
+import type { Plugin } from "unified";
+import type { Root } from "hast";
+interface RehypeCustomEmojiOptions {
+    sourceFile: string;
+    hidpiSourceFile?: string;
+    emojis: Record<string, [number, number]>;
+    size: number;
+}
+declare const plugin: Plugin<[Partial<RehypeCustomEmojiOptions>], Root>;
+export default plugin;

dist/index.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,MAAM,EAAE,MAAM,SAAS,CAAC;AACtC,OAAO,KAAK,EAAS,IAAI,EAAW,MAAM,MAAM,CAAC;AAOjD,UAAU,wBAAwB;IAChC,UAAU,EAAE,MAAM,CAAC;IACnB,MAAM,EAAE,MAAM,CAAC,MAAM,EAAE,CAAC,MAAM,EAAE,MAAM,CAAC,CAAC,CAAC;IACzC,IAAI,EAAE,CAAC,MAAM,EAAE,MAAM,CAAC,CAAC;CACxB;AAQD,QAAA,MAAM,MAAM,EAAE,MAAM,CAAC,CAAC,OAAO,CAAC,wBAAwB,CAAC,CAAC,EAAE,IAAI,CA0B7D,CAAC;AAEF,eAAe,MAAM,CAAC"}

dist/index.js

@@ -0,0 +1,34 @@
+import { findAndReplace } from "hast-util-find-and-replace";
+import { h } from "hastscript";
+const RE_EMOJI = /:([\w-]+):/g;
+const DEFAULT_OPTIONS = {
+    sourceFile: "/assets/emojis.png",
+    hidpiSourceFile: undefined,
+    emojis: {},
+    size: 64,
+};
+const plugin = (options) => {
+    const settings = Object.assign({}, DEFAULT_OPTIONS, options);
+    const srcset = settings.hidpiSourceFile
+        ? `${settings.sourceFile} 1x, ${settings.hidpiSourceFile} 2x`
+        : undefined;
+    const emojiElement = (x, y, label) => {
+        return h("img", {
+            src: settings.sourceFile,
+            srcset,
+            style: `object-fit: none; object-position: -${x}px -${y}px; width: ${settings.size}px; height: ${settings.size}px`,
+            alt: label,
+            title: label,
+        });
+    };
+    const replaceEmoji = (_, match) => {
+        if (!(match in settings.emojis))
+            return false;
+        const emoji = settings.emojis[match];
+        return emojiElement(emoji[0], emoji[1], match);
+    };
+    return (tree) => {
+        findAndReplace(tree, [RE_EMOJI, replaceEmoji]);
+    };
+};
+export default plugin;