diff --git a/package-lock.json b/package-lock.json
index 11cdc500..1c16a54b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "monocart-coverage-reports",
-    "version": "2.10.1",
+    "version": "2.10.2",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "monocart-coverage-reports",
-            "version": "2.10.1",
+            "version": "2.10.2",
             "license": "MIT",
             "workspaces": [
                 "test"
diff --git a/test/mock/src/branch/branch.js b/test/mock/src/branch/branch.js
index d821f1ba..6894ee15 100644
--- a/test/mock/src/branch/branch.js
+++ b/test/mock/src/branch/branch.js
@@ -5,6 +5,7 @@ const ConditionalExpression = require('./conditional.js');
 const IfStatement = require('./if.js');
 const LogicalExpression = require('./logical.js');
 const SwitchStatement = require('./switch.js');
+const SwitchStatementNoBreak = require('./switch-no-break.js');
 
 const uncoveredFunction = (a) => {
     const list = [1, 2, 3, 4, 5];
@@ -152,7 +153,7 @@ const branch = (a) => {
     IfStatement();
     LogicalExpression();
     SwitchStatement();
-
+    SwitchStatementNoBreak();
 };
 
 module.exports = {
diff --git a/test/mock/src/branch/switch-no-break.js b/test/mock/src/branch/switch-no-break.js
new file mode 100644
index 00000000..8cf1b3f7
--- /dev/null
+++ b/test/mock/src/branch/switch-no-break.js
@@ -0,0 +1,19 @@
+// all branches should be covered  3/3
+function SwitchStatementNoBreak(a) {
+    let result = 0;
+    switch (a) {
+        case 1:
+            result++;
+        case 2:
+            result++;
+        default:
+            result++;
+    }
+    return result;
+}
+
+module.exports = () => {
+    SwitchStatementNoBreak(1);
+    SwitchStatementNoBreak(2);
+    SwitchStatementNoBreak(3);
+};
diff --git a/test/snapshot/cli.snapshot.json b/test/snapshot/cli.snapshot.json
index e51f01c9..e0397e2f 100644
--- a/test/snapshot/cli.snapshot.json
+++ b/test/snapshot/cli.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "52.61 %",
-        "statements": "55.60 %",
-        "branches": "51.88 %",
-        "functions": "49.45 %",
-        "lines": "44.35 %"
+        "bytes": "53.59 %",
+        "statements": "56.61 %",
+        "branches": "52.04 %",
+        "functions": "50.54 %",
+        "lines": "45.58 %"
     },
     "files": {
         "test/mock/node/lib/app.js": {
@@ -65,11 +65,11 @@
         "test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -98,6 +98,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/esbuild.snapshot.json b/test/snapshot/esbuild.snapshot.json
index 9d82d91f..0e003c99 100644
--- a/test/snapshot/esbuild.snapshot.json
+++ b/test/snapshot/esbuild.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "82.34 %",
-        "statements": "83.30 %",
-        "branches": "59.60 %",
-        "functions": "83.67 %",
-        "lines": "71.76 %"
+        "bytes": "82.76 %",
+        "statements": "83.73 %",
+        "branches": "59.68 %",
+        "functions": "84.16 %",
+        "lines": "72.48 %"
     },
     "files": {
         "src/async.js": {
@@ -29,11 +29,11 @@
         "src/branch/branch.js": {
             "functions": "72.73 %",
             "branches": "65.85 %",
-            "statements": "85.71 %",
-            "lines": "73.87 %",
-            "bytes": "80.88 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "86.08 %",
+            "lines": "74.34 %",
+            "bytes": "81.46 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/istanbul.snapshot.json b/test/snapshot/istanbul.snapshot.json
index 72adb20b..ae635163 100644
--- a/test/snapshot/istanbul.snapshot.json
+++ b/test/snapshot/istanbul.snapshot.json
@@ -1,10 +1,10 @@
 {
     "type": "istanbul",
     "summary": {
-        "lines": "82.12 %",
-        "statements": "82.05 %",
-        "functions": "76.82 %",
-        "branches": "58.33 %"
+        "lines": "82.54 %",
+        "statements": "82.46 %",
+        "functions": "77.38 %",
+        "branches": "58.80 %"
     },
     "files": {
         "async.js": {
@@ -24,11 +24,11 @@
             "extras": ""
         },
         "branch/branch.js": {
-            "lines": "86.11 %",
+            "lines": "86.48 %",
             "functions": "70.00 %",
-            "statements": "86.48 %",
+            "statements": "86.84 %",
             "branches": "65.85 %",
-            "uncoveredLines": "10-17,58,81,119-120,137",
+            "uncoveredLines": "11-18,59,82,120-121,138",
             "extras": ""
         },
         "branch/conditional.js": {
@@ -55,6 +55,14 @@
             "uncoveredLines": "",
             "extras": ""
         },
+        "branch/switch-no-break.js": {
+            "lines": "100.00 %",
+            "functions": "100.00 %",
+            "statements": "100.00 %",
+            "branches": "100.00 %",
+            "uncoveredLines": "",
+            "extras": ""
+        },
         "branch/switch.js": {
             "lines": "70.00 %",
             "functions": "100.00 %",
diff --git a/test/snapshot/merge.snapshot.json b/test/snapshot/merge.snapshot.json
index c4052fb0..a550739c 100644
--- a/test/snapshot/merge.snapshot.json
+++ b/test/snapshot/merge.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "75.52 %",
-        "statements": "77.92 %",
-        "branches": "59.73 %",
-        "functions": "72.38 %",
-        "lines": "64.87 %"
+        "bytes": "75.97 %",
+        "statements": "78.39 %",
+        "branches": "59.80 %",
+        "functions": "72.90 %",
+        "lines": "65.58 %"
     },
     "files": {
         "my-vm-filename.js": {
@@ -83,11 +83,11 @@
         "test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -116,6 +116,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/node-api.snapshot.json b/test/snapshot/node-api.snapshot.json
index 62de12eb..833801ed 100644
--- a/test/snapshot/node-api.snapshot.json
+++ b/test/snapshot/node-api.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "83.35 %",
-        "statements": "84.04 %",
-        "branches": "60.43 %",
-        "functions": "88.46 %",
-        "lines": "70.53 %"
+        "bytes": "83.86 %",
+        "statements": "84.58 %",
+        "branches": "60.52 %",
+        "functions": "88.89 %",
+        "lines": "71.53 %"
     },
     "files": {
         "monocart-coverage-reports/test/mock/node/src/index.js": {
@@ -29,11 +29,11 @@
         "monocart-coverage-reports/test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "monocart-coverage-reports/test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "monocart-coverage-reports/test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "monocart-coverage-reports/test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/node-cdp.snapshot.json b/test/snapshot/node-cdp.snapshot.json
index 62de12eb..833801ed 100644
--- a/test/snapshot/node-cdp.snapshot.json
+++ b/test/snapshot/node-cdp.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "83.35 %",
-        "statements": "84.04 %",
-        "branches": "60.43 %",
-        "functions": "88.46 %",
-        "lines": "70.53 %"
+        "bytes": "83.86 %",
+        "statements": "84.58 %",
+        "branches": "60.52 %",
+        "functions": "88.89 %",
+        "lines": "71.53 %"
     },
     "files": {
         "monocart-coverage-reports/test/mock/node/src/index.js": {
@@ -29,11 +29,11 @@
         "monocart-coverage-reports/test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "monocart-coverage-reports/test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "monocart-coverage-reports/test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "monocart-coverage-reports/test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/node-env.snapshot.json b/test/snapshot/node-env.snapshot.json
index 62de12eb..833801ed 100644
--- a/test/snapshot/node-env.snapshot.json
+++ b/test/snapshot/node-env.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "83.35 %",
-        "statements": "84.04 %",
-        "branches": "60.43 %",
-        "functions": "88.46 %",
-        "lines": "70.53 %"
+        "bytes": "83.86 %",
+        "statements": "84.58 %",
+        "branches": "60.52 %",
+        "functions": "88.89 %",
+        "lines": "71.53 %"
     },
     "files": {
         "monocart-coverage-reports/test/mock/node/src/index.js": {
@@ -29,11 +29,11 @@
         "monocart-coverage-reports/test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "monocart-coverage-reports/test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "monocart-coverage-reports/test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "monocart-coverage-reports/test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/node-fgc.snapshot.json b/test/snapshot/node-fgc.snapshot.json
index 62de12eb..833801ed 100644
--- a/test/snapshot/node-fgc.snapshot.json
+++ b/test/snapshot/node-fgc.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "83.35 %",
-        "statements": "84.04 %",
-        "branches": "60.43 %",
-        "functions": "88.46 %",
-        "lines": "70.53 %"
+        "bytes": "83.86 %",
+        "statements": "84.58 %",
+        "branches": "60.52 %",
+        "functions": "88.89 %",
+        "lines": "71.53 %"
     },
     "files": {
         "monocart-coverage-reports/test/mock/node/src/index.js": {
@@ -29,11 +29,11 @@
         "monocart-coverage-reports/test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "monocart-coverage-reports/test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "monocart-coverage-reports/test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "monocart-coverage-reports/test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/node-ins.snapshot.json b/test/snapshot/node-ins.snapshot.json
index 62de12eb..833801ed 100644
--- a/test/snapshot/node-ins.snapshot.json
+++ b/test/snapshot/node-ins.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "83.35 %",
-        "statements": "84.04 %",
-        "branches": "60.43 %",
-        "functions": "88.46 %",
-        "lines": "70.53 %"
+        "bytes": "83.86 %",
+        "statements": "84.58 %",
+        "branches": "60.52 %",
+        "functions": "88.89 %",
+        "lines": "71.53 %"
     },
     "files": {
         "monocart-coverage-reports/test/mock/node/src/index.js": {
@@ -29,11 +29,11 @@
         "monocart-coverage-reports/test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "monocart-coverage-reports/test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "monocart-coverage-reports/test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "monocart-coverage-reports/test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/puppeteer.snapshot.json b/test/snapshot/puppeteer.snapshot.json
index 61589c13..217d49bf 100644
--- a/test/snapshot/puppeteer.snapshot.json
+++ b/test/snapshot/puppeteer.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "75.96 %",
-        "statements": "82.00 %",
-        "branches": "59.92 %",
-        "functions": "79.01 %",
-        "lines": "65.13 %"
+        "bytes": "76.46 %",
+        "statements": "82.44 %",
+        "branches": "60.00 %",
+        "functions": "79.52 %",
+        "lines": "65.92 %"
     },
     "files": {
         "test/mock/css/style.css": {
@@ -38,11 +38,11 @@
         "test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -71,6 +71,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/rollup.snapshot.json b/test/snapshot/rollup.snapshot.json
index 39fabb02..b79c50f2 100644
--- a/test/snapshot/rollup.snapshot.json
+++ b/test/snapshot/rollup.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "82.34 %",
-        "statements": "82.00 %",
-        "branches": "59.60 %",
-        "functions": "79.75 %",
-        "lines": "71.76 %"
+        "bytes": "82.76 %",
+        "statements": "82.46 %",
+        "branches": "59.68 %",
+        "functions": "80.25 %",
+        "lines": "72.48 %"
     },
     "files": {
         "src/async.js": {
@@ -29,11 +29,11 @@
         "src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.88 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
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+            "lines": "74.34 %",
+            "bytes": "81.46 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
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         "src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/swc.snapshot.json b/test/snapshot/swc.snapshot.json
index 577e255c..7483b1c3 100644
--- a/test/snapshot/swc.snapshot.json
+++ b/test/snapshot/swc.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "82.34 %",
-        "statements": "82.63 %",
-        "branches": "59.60 %",
-        "functions": "80.00 %",
-        "lines": "71.76 %"
+        "bytes": "82.76 %",
+        "statements": "83.05 %",
+        "branches": "59.68 %",
+        "functions": "80.49 %",
+        "lines": "72.48 %"
     },
     "files": {
         "src/async.js": {
@@ -29,11 +29,11 @@
         "src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "85.53 %",
-            "lines": "73.87 %",
-            "bytes": "80.88 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.90 %",
+            "lines": "74.34 %",
+            "bytes": "81.46 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -62,6 +62,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",
diff --git a/test/snapshot/v8.snapshot.json b/test/snapshot/v8.snapshot.json
index 61589c13..217d49bf 100644
--- a/test/snapshot/v8.snapshot.json
+++ b/test/snapshot/v8.snapshot.json
@@ -1,11 +1,11 @@
 {
     "type": "v8",
     "summary": {
-        "bytes": "75.96 %",
-        "statements": "82.00 %",
-        "branches": "59.92 %",
-        "functions": "79.01 %",
-        "lines": "65.13 %"
+        "bytes": "76.46 %",
+        "statements": "82.44 %",
+        "branches": "60.00 %",
+        "functions": "79.52 %",
+        "lines": "65.92 %"
     },
     "files": {
         "test/mock/css/style.css": {
@@ -38,11 +38,11 @@
         "test/mock/src/branch/branch.js": {
             "functions": "70.00 %",
             "branches": "65.85 %",
-            "statements": "84.72 %",
-            "lines": "73.87 %",
-            "bytes": "80.92 %",
-            "uncoveredLines": "9-19,27,56-59,73,80-82,107,118-123,135-138,143-145",
-            "extras": "1c,2b,8b,14b,16c,20b,25b,26c,29b,30c,34b,35c,36c,37c,38c,42b,44b,46b,55b,57c,60b,69b,71b,72c,75b,76c,84b,86b,97b,99b,104b,106c,110b,112b,114b,116b,117b,121c,124b,126b,133b,134b,136c,139b,140c,141c,149b,155b,157b,161b"
+            "statements": "85.14 %",
+            "lines": "74.34 %",
+            "bytes": "81.49 %",
+            "uncoveredLines": "10-20,28,57-60,74,81-83,108,119-124,136-139,144-146",
+            "extras": "1c,2b,9b,15b,17c,21b,26b,27c,30b,31c,35b,36c,37c,38c,39c,43b,45b,47b,56b,58c,61b,70b,72b,73c,76b,77c,85b,87b,98b,100b,105b,107c,111b,113b,115b,117b,118b,122c,125b,127b,134b,135b,137c,140b,141c,142c,150b,158b,162b"
         },
         "test/mock/src/branch/conditional.js": {
             "functions": "100.00 %",
@@ -71,6 +71,15 @@
             "uncoveredLines": "22-23,33-34,38,45,48-49,59-60",
             "extras": "1c,2b,4b,10b,15b,19b,25b,29b,36b,40b,47b,51b,58b,62b,65b,66b,68b,73b,75b"
         },
+        "test/mock/src/branch/switch-no-break.js": {
+            "functions": "100.00 %",
+            "branches": "66.67 %",
+            "statements": "100.00 %",
+            "lines": "100.00 %",
+            "bytes": "100.00 %",
+            "uncoveredLines": "",
+            "extras": "1c,14b,20b"
+        },
         "test/mock/src/branch/switch.js": {
             "functions": "100.00 %",
             "branches": "40.91 %",