build: basic setup (gemini-3-flash)

2026-08-18 21:31:46 +00:00 · 2026-03-26 19:04:48 +05:30
parent 53adacbea3
commit 8ed06e495f
7 changed files with 1470 additions and 0 deletions
@@ -0,0 +1,99 @@
+import fs from 'fs';
+import path from 'path';
+import { glob } from 'glob';
+import * as cheerio from 'cheerio';
+import { Graph } from 'graphology';
+
+const SPEC_DIR = './spec-built/multipage';
+const CODE_DIR = './engine262/src';
+const GRAPH_FILE = './graph.json';
+
+async function buildGraph() {
+  const graph = new Graph({ multi: true });
+  const htmlFiles = await glob(path.join(SPEC_DIR, '*.html'));
+
+  console.log("Processing specification for graph...");
+  for (const file of htmlFiles) {
+    const fileName = path.basename(file);
+    const content = fs.readFileSync(file, 'utf-8');
+    const $ = cheerio.load(content);
+
+    $('emu-clause').each((i, elem) => {
+      const id = $(elem).attr('id');
+      const title = $(elem).find('h1').first().text().trim();
+      
+      if (id) {
+        if (!graph.hasNode(id)) {
+          graph.addNode(id, { title, type: 'SpecSection', file: fileName });
+        }
+
+        // Extract internal links
+        $(elem).find('a[href]').each((j, link) => {
+          const href = $(link).attr('href');
+          if (href && href.includes('#')) {
+            const [targetFile, targetId] = href.split('#');
+            // We only care about links to other sections for now
+            if (targetId && targetId.startsWith('sec-')) {
+              // Add relationship later if nodes exist
+            }
+          }
+        });
+      }
+    });
+  }
+
+  // Add edges for internal links
+  for (const file of htmlFiles) {
+    const content = fs.readFileSync(file, 'utf-8');
+    const $ = cheerio.load(content);
+    $('emu-clause').each((i, elem) => {
+      const sourceId = $(elem).attr('id');
+      if (sourceId && graph.hasNode(sourceId)) {
+        $(elem).find('a[href]').each((j, link) => {
+          const href = $(link).attr('href');
+          if (href && href.includes('#')) {
+            const [, targetId] = href.split('#');
+            if (targetId && graph.hasNode(targetId) && sourceId !== targetId) {
+               if (!graph.hasEdge(sourceId, targetId)) {
+                  graph.addEdge(sourceId, targetId, { type: 'LINKS_TO' });
+               }
+            }
+          }
+        });
+      }
+    });
+  }
+
+  console.log("Processing code for graph...");
+  const jsFiles = await glob(path.join(CODE_DIR, '**/*.mts'));
+
+  for (const file of jsFiles) {
+    const fileName = path.basename(file);
+    const content = fs.readFileSync(file, 'utf-8');
+    
+    // Simple heuristic: look for function names starting with Evaluate_
+    const functionMatches = content.matchAll(/export function\*? (Evaluate_([a-zA-Z0-9_]+))/g);
+    for (const match of functionMatches) {
+      const fullFuncName = match[1];
+      const shortName = match[2];
+      const funcNodeId = `func-${fullFuncName}`;
+
+      if (!graph.hasNode(funcNodeId)) {
+        graph.addNode(funcNodeId, { name: fullFuncName, type: 'JSFunction', file: fileName });
+      }
+
+      // Try to link to a spec section
+      // Heuristic: Evaluate_IfStatement -> sec-if-statement
+      const specId = `sec-${shortName.replace(/([a-z0-9])([A-Z])/g, '$1-$2').toLowerCase()}`;
+      if (graph.hasNode(specId)) {
+        graph.addEdge(funcNodeId, specId, { type: 'IMPLEMENTS' });
+      }
+    }
+  }
+
+  console.log(`Graph built with ${graph.order} nodes and ${graph.size} edges.`);
+  fs.writeFileSync(GRAPH_FILE, JSON.stringify(graph.export(), null, 2));
+  console.log(`Graph saved to ${GRAPH_FILE}`);
+}
+
+buildGraph().catch(console.error);