add code extension

packages/extension-code/index.ts

@@ -0,0 +1,105 @@
+import { Mark, markInputRule, markPasteRule } from '@tiptap/core'
+import { toggleMark } from 'prosemirror-commands'
+import { MarkSpec } from 'prosemirror-model'
+import VerEx from 'verbal-expressions'
+
+declare module '@tiptap/core/src/Editor' {
+  interface Editor {
+    code(): Editor,
+  }
+}
+
+export default class Code extends Mark {
+
+  name = 'code'
+
+  created() {
+    this.editor.registerCommand('code', (next, { view }) => {
+      toggleMark(this.schemaType)(view.state, view.dispatch)
+      next()
+    })
+  }
+
+  schema(): MarkSpec {
+    return {
+      excludes: '_',
+      parseDOM: [
+        { tag: 'code' },
+      ],
+      toDOM: () => ['code', 0],
+    }
+  }
+
+  keys() {
+    return {
+      'Mod-`': () => this.editor.code(),
+    }
+  }
+
+  inputRules() {
+    return ['`'].map(character => ([
+      // match start of line
+      markInputRule(
+        VerEx()
+          .startOfLine()
+          .beginCapture()
+          .find(character)
+          .beginCapture()
+          .somethingBut(character)
+          .endCapture()
+          .find(character)
+          .endCapture()
+          .endOfLine(),
+        this.schemaType,
+      ),
+      // match before whitespace
+      markInputRule(
+        VerEx()
+          .whitespace()
+          .beginCapture()
+          .find(character)
+          .beginCapture()
+          .somethingBut(character)
+          .endCapture()
+          .find(character)
+          .endCapture()
+          .endOfLine(),
+        this.schemaType,
+      ),
+    ]))
+    .flat(1)
+  }
+
+  pasteRules() {
+    return ['`'].map(character => ([
+      // match start of line
+      markPasteRule(
+        VerEx()
+          .startOfLine()
+          .beginCapture()
+          .find(character)
+          .beginCapture()
+          .somethingBut(character)
+          .endCapture()
+          .find(character)
+          .endCapture(),
+        this.schemaType,
+      ),
+      // match before whitespace
+      markPasteRule(
+        VerEx()
+          .whitespace()
+          .beginCapture()
+          .find(character)
+          .beginCapture()
+          .somethingBut(character)
+          .endCapture()
+          .find(character)
+          .endCapture(),
+        this.schemaType,
+      ),
+    ]))
+    .flat(1)
+  }
+
+}