init

.svn/pristine/a6/a64ce8bb8450b39996ae024eaf834620d153677b.svn-base

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+import fs from "fs";
+import MarkdownIt from "markdown-it";
+import { RuleBlock } from "markdown-it/lib/parser_block";
+
+export default (md: MarkdownIt): void => {
+  const parser: RuleBlock = (state, startLine, endLine, silent) => {
+    const CH = "<".charCodeAt(0);
+    const pos = state.bMarks[startLine] + state.tShift[startLine];
+    const max = state.eMarks[startLine];
+    if (state.sCount[startLine] - state.blkIndent >= 4) {
+      return false;
+    }
+    for (let i = 0; i < 3; ++i) {
+      const ch = state.src.charCodeAt(pos + i);
+      if (ch !== CH || pos + i >= max) return false;
+    }
+    if (silent) {
+      return true;
+    }
+    const start = pos + 3;
+    const end = state.skipSpacesBack(max, pos);
+    const rawPath = state.src
+      .slice(start, end)
+      .trim()
+      .replace(/^@/, process.cwd());
+    const content = fs.existsSync(rawPath)
+      ? fs.readFileSync(rawPath).toString()
+      : "Not found: " + rawPath;
+    const meta = rawPath.replace(rawPath, "");
+    state.line = startLine + 1;
+    const token = state.push("fence", "code", 0);
+    token.info = rawPath.split(".").pop() + meta;
+    token.content = content;
+    token.markup = "```";
+    token.map = [startLine, startLine + 1];
+    return true;
+  };
+  md.block.ruler.before("fence", "snippet", parser);
+};