write codecov config

Author: gregfromstl

.github/codecov.yml

@@ -0,0 +1,14 @@
+coverage:
+  status:
+    project:
+      default:
+        target: 80%
+    patch:
+      default:
+        target: 80%
+        only_pulls: true
+
+comment:
+  layout: "reach, diff, files"
+  behavior: default
+  require_changes: true

.github/workflows/CI.yml

@@ -93,6 +93,37 @@ jobs:
           directory: packages/
           flags: packages
           verbose: true
+      
+      - name: Check coverage on changed files
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const fs = require('fs');
+            const coverage = JSON.parse(fs.readFileSync('./coverage/coverage-summary.json', 'utf8'));
+            
+            // Get list of changed files
+            const exec = require('child_process').execSync;
+            const diff = exec('git diff --name-only origin/${{ github.base_ref }} HEAD')
+              .toString()
+              .split('\n')
+              .filter(file => file.endsWith('.ts') || file.endsWith('.tsx'));
+            
+            let failed = false;
+            const threshold = 80; // Match your vitest config threshold
+            
+            for (const file of diff) {
+              if (coverage[file]) {
+                const fileCoverage = coverage[file];
+                if (fileCoverage.lines.pct < threshold) {
+                  failed = true;
+                  console.log(`${file} has insufficient coverage: ${fileCoverage.lines.pct}%`);
+                }
+              }
+            }
+            
+            if (failed) {
+              core.setFailed('Some changed files have insufficient coverage');
+            }
 
   e2e:
     needs: optimize_ci

packages/thirdweb/test/vitest.config.ts

@@ -15,7 +15,7 @@ export default defineConfig({
     coverage: {
       all: false,
       provider: "v8",
-      reporter: process.env.CI ? ["lcov"] : ["text", "json", "html"],
+      reporter: process.env.CI ? ["lcov", "json"] : ["text", "json", "html"],
       exclude: [
         // test files do not count
         "**/*.test.ts",
@@ -30,12 +30,6 @@ export default defineConfig({
         "src/exports/**",
       ],
       include: ["src/**"],
-      thresholds: {
-        functions: 90,
-        branches: 80,
-        lines: 80,
-        statements: 80,
-      },
     },
     environmentMatchGlobs: [["src/react/**/*.test.tsx", "happy-dom"]],
     environment: "node",