small tool to index intruction yaml files

Author: drom

index-unifieddb.js

@@ -0,0 +1,68 @@
+#!/usr/bin/env node
+'use strict';
+
+const process = require('process');
+const path = require('path');
+const fs = require('fs');
+
+const { readdir } = fs.promises;
+
+const tree = {
+  arch: {
+    inst: { // TODO update this object to index new extension
+      A: {},
+      B: {},
+      F: {},
+      H: {},
+      I: {},
+      M: {},
+      Q: {},
+      S: {},
+      Svinval: {},
+      V: {},
+      Zabha: {},
+      Zacas: {},
+      Zalasr: {},
+      Zawrs: {},
+      Zfbfmin: {},
+      Zfh: {},
+      Zicbom: {},
+      Zicboz: {},
+      Zicfiss: {},
+      Zicond: {},
+      Zicsr: {},
+      Zifencei: {}
+    }
+  }
+};
+
+const rec = async (node, branch, root) => {
+  const keys = Object.keys(node);
+  if (keys.length === 0) {
+    const fullPath = path.resolve(root, ...branch);
+    const files = await readdir(fullPath);
+    for (const file of files) {
+      const baseName = path.basename(file, '.yaml');
+      node[baseName] = {$ref: path.join(...branch, file)};
+    }
+  } else {
+    for (const key of keys) {
+      const newBranch = [...branch, key];
+      await rec(node[key], newBranch, root);
+    }
+  }
+  return node;
+};
+
+const main = async () => {
+  const [, , root] = process.argv;
+  if (root === undefined) {
+    console.error('usage: ./index-unifieddb.js <path-to-unifieddb-root>');
+    return;
+  }
+  const rootPath = path.resolve('.', root);
+  await rec(tree, [], rootPath);
+  console.log(JSON.stringify(tree, null, 2));
+};
+
+main();