DevTools: generate dot file with module sizes in visualizer.

third_party/WebKit/Source/devtools/scripts/visualize_deps/generate_dot.js

Index: third_party/WebKit/Source/devtools/scripts/visualize_deps/generate_dot.js
diff --git a/third_party/WebKit/Source/devtools/scripts/visualize_deps/generate_dot.js b/third_party/WebKit/Source/devtools/scripts/visualize_deps/generate_dot.js
index b079f2180d9b79e3e771e9cbae478636f24b52aa..1448ef8be3698edb1ccaedd8290df8756742a513 100644
--- a/third_party/WebKit/Source/devtools/scripts/visualize_deps/generate_dot.js
+++ b/third_party/WebKit/Source/devtools/scripts/visualize_deps/generate_dot.js
@@ -15,13 +15,31 @@ const OUT = path.resolve(__dirname, 'out', 'dependencies.dot');
 function main() {
   const modules = new Set();

[chenwilliam, 2017/01/11 19:03:33]

const OUT_DIR = path.resolve(__dirname, 'out');

if (!utils.isDir(OUT_DIR))
  fs.mkdirSync(OUT_DIR);

thanks :)

   const moduleToDependencyList = ['digraph dependencies {'];
+  moduleToDependencyList.push('fixedsize = true;')
   fs.readdirSync(FRONTEND_PATH).forEach(function(file) {
     const moduleJSONPath = path.join(FRONTEND_PATH, file, 'module.json');
     if (fs.statSync(path.join(FRONTEND_PATH, file)).isDirectory() &&
       utils.isFile(moduleJSONPath)) {
       const module = file;
+      if (module === 'audits2_worker')
+        return;
       modules.add(module);
       const moduleJSON = require(moduleJSONPath);
+      let moduleSize = 0;
+
+      let resources = (moduleJSON.scripts || []).concat((moduleJSON.resources || []));
+      for (let script of resources) {
+        if (fs.existsSync(path.join(FRONTEND_PATH, module, script))) {
+          console.log(path.join(FRONTEND_PATH, module, script));
+          moduleSize += fs.statSync(path.join(FRONTEND_PATH, module, script)).size;
+        }
+      }
+      moduleSize /= 200000;
+      moduleSize = Math.max(0.5, moduleSize);
+      let fontSize = Math.max(moduleSize*14, 14);
+
+      moduleToDependencyList.push(`${module} [width=${moduleSize}, height=${moduleSize} fontsize=${fontSize}];`);
+
       if (moduleJSON.dependencies) {
         for (let d of moduleJSON.dependencies) {
           moduleToDependencyList.push(`  ${module} -> ${d}`);