Work

2022-04-29 18:54:27 +02:00
parent a4e127a6dd
commit 098a419ff3
22 changed files with 19091 additions and 113 deletions
@@ -0,0 +1,133 @@
+import { styleTags, tags as t } from "@codemirror/highlight";
+import {
+  BlockContext,
+  LeafBlock,
+  LeafBlockParser,
+  MarkdownConfig,
+  parseCode,
+  Table,
+  TaskList,
+} from "@lezer/markdown";
+import { commonmark, getCodeParser, mkLang } from "./markdown/markdown";
+import * as ct from "./customtags";
+import {
+  Language,
+  LanguageDescription,
+  LanguageSupport,
+} from "@codemirror/language";
+import { StreamLanguage } from "@codemirror/stream-parser";
+import { yaml } from "@codemirror/legacy-modes/mode/yaml";
+import {
+  javascriptLanguage,
+  typescriptLanguage,
+} from "@codemirror/lang-javascript";
+import {
+  MDExt,
+  mdExtensionStyleTags,
+  mdExtensionSyntaxConfig,
+} from "./markdown_ext";
+
+export const pageLinkRegex = /^\[\[([^\]]+)\]\]/;
+
+const WikiLink: MarkdownConfig = {
+  defineNodes: ["WikiLink", "WikiLinkPage"],
+  parseInline: [
+    {
+      name: "WikiLink",
+      parse(cx, next, pos) {
+        let match: RegExpMatchArray | null;
+        if (
+          next != 91 /* '[' */ ||
+          !(match = pageLinkRegex.exec(cx.slice(pos, cx.end)))
+        ) {
+          return -1;
+        }
+        return cx.addElement(
+          cx.elt("WikiLink", pos, pos + match[0].length, [
+            cx.elt("WikiLinkPage", pos + 2, pos + match[0].length - 2),
+          ])
+        );
+      },
+      after: "Emphasis",
+    },
+  ],
+};
+
+class CommentParser implements LeafBlockParser {
+  nextLine() {
+    return false;
+  }
+
+  finish(cx: BlockContext, leaf: LeafBlock) {
+    cx.addLeafElement(
+      leaf,
+      cx.elt("Comment", leaf.start, leaf.start + leaf.content.length, [
+        // cx.elt("CommentMarker", leaf.start, leaf.start + 3),
+        ...cx.parser.parseInline(leaf.content.slice(3), leaf.start + 3),
+      ])
+    );
+    return true;
+  }
+}
+export const Comment: MarkdownConfig = {
+  defineNodes: [{ name: "Comment", block: true }],
+  parseBlock: [
+    {
+      name: "Comment",
+      leaf(cx, leaf) {
+        return /^%%\s/.test(leaf.content) ? new CommentParser() : null;
+      },
+      after: "SetextHeading",
+    },
+  ],
+};
+
+export default function buildMarkdown(mdExtensions: MDExt[]): Language {
+  return mkLang(
+    commonmark.configure([
+      WikiLink,
+      TaskList,
+      Comment,
+      Table,
+      ...mdExtensions.map(mdExtensionSyntaxConfig),
+      parseCode({
+        codeParser: getCodeParser([
+          LanguageDescription.of({
+            name: "yaml",
+            alias: ["meta", "data"],
+            support: new LanguageSupport(StreamLanguage.define(yaml)),
+          }),
+          LanguageDescription.of({
+            name: "javascript",
+            alias: ["js"],
+            support: new LanguageSupport(javascriptLanguage),
+          }),
+          LanguageDescription.of({
+            name: "typescript",
+            alias: ["ts"],
+            support: new LanguageSupport(typescriptLanguage),
+          }),
+        ]),
+      }),
+      {
+        props: [
+          styleTags({
+            WikiLink: ct.WikiLinkTag,
+            WikiLinkPage: ct.WikiLinkPageTag,
+            Task: ct.TaskTag,
+            TaskMarker: ct.TaskMarkerTag,
+            Comment: ct.CommentTag,
+            "TableDelimiter SubscriptMark SuperscriptMark StrikethroughMark":
+              t.processingInstruction,
+            "TableHeader/...": t.heading,
+            TableCell: t.content,
+            CodeInfo: ct.CodeInfoTag,
+          }),
+          ...mdExtensions.map((mdExt) =>
+            styleTags(mdExtensionStyleTags(mdExt))
+          ),
+        ],
+      },
+    ])
+  );
+}