diff --git a/BUILD.gn b/BUILD.gn
index 8b526bc2eb5e162cf938e7e0b7dd68c5e969b053..41a84613e50e8675bd205abcca0dafcdd71fe708 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -154,7 +154,7 @@ deno_cargo_info = exec_script("build_extra/rust/get_cargo_info.py",
                               "json")
 
 rust_executable("deno") {
-  source_root = "src/main.rs"
+  source_root = "cli/main.rs"
   extern = main_extern
   deps = [
     ":deno_deps",
@@ -170,7 +170,7 @@ rust_executable("deno") {
 }
 
 rust_test("test_rs") {
-  source_root = "src/main.rs"
+  source_root = "cli/main.rs"
   extern = main_extern
   deps = [
     ":deno_deps",
@@ -257,13 +257,13 @@ bundle("compiler_bundle") {
 
 ts_flatbuffer("msg_ts") {
   sources = [
-    "src/msg.fbs",
+    "cli/msg.fbs",
   ]
 }
 
 rust_flatbuffer("msg_rs") {
   sources = [
-    "src/msg.fbs",
+    "cli/msg.fbs",
   ]
 }
 
diff --git a/Cargo.toml b/Cargo.toml
index b603ac593cc74b25786087360b1a52e823048de1..5864d268cd8318815cc438ba3577fc00c668f586 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,6 +11,10 @@ members = [
   "core",
 ]
 
+[[bin]]
+name = "deno"
+path = "cli/main.rs"
+
 [package]
 name = "deno"
 version = "0.3.3"
diff --git a/src/ansi.rs b/cli/ansi.rs
similarity index 100%
rename from src/ansi.rs
rename to cli/ansi.rs
diff --git a/src/cli.rs b/cli/cli.rs
similarity index 100%
rename from src/cli.rs
rename to cli/cli.rs
diff --git a/src/compiler.rs b/cli/compiler.rs
similarity index 100%
rename from src/compiler.rs
rename to cli/compiler.rs
diff --git a/src/deno_dir.rs b/cli/deno_dir.rs
similarity index 100%
rename from src/deno_dir.rs
rename to cli/deno_dir.rs
diff --git a/src/errors.rs b/cli/errors.rs
similarity index 100%
rename from src/errors.rs
rename to cli/errors.rs
diff --git a/src/flags.rs b/cli/flags.rs
similarity index 100%
rename from src/flags.rs
rename to cli/flags.rs
diff --git a/src/fs.rs b/cli/fs.rs
similarity index 100%
rename from src/fs.rs
rename to cli/fs.rs
diff --git a/src/global_timer.rs b/cli/global_timer.rs
similarity index 100%
rename from src/global_timer.rs
rename to cli/global_timer.rs
diff --git a/src/http_body.rs b/cli/http_body.rs
similarity index 100%
rename from src/http_body.rs
rename to cli/http_body.rs
diff --git a/src/http_util.rs b/cli/http_util.rs
similarity index 100%
rename from src/http_util.rs
rename to cli/http_util.rs
diff --git a/src/isolate.rs b/cli/isolate.rs
similarity index 100%
rename from src/isolate.rs
rename to cli/isolate.rs
diff --git a/src/isolate_state.rs b/cli/isolate_state.rs
similarity index 100%
rename from src/isolate_state.rs
rename to cli/isolate_state.rs
diff --git a/src/js_errors.rs b/cli/js_errors.rs
similarity index 100%
rename from src/js_errors.rs
rename to cli/js_errors.rs
diff --git a/src/main.rs b/cli/main.rs
similarity index 100%
rename from src/main.rs
rename to cli/main.rs
diff --git a/src/modules.rs b/cli/modules.rs
similarity index 100%
rename from src/modules.rs
rename to cli/modules.rs
diff --git a/src/msg.fbs b/cli/msg.fbs
similarity index 100%
rename from src/msg.fbs
rename to cli/msg.fbs
diff --git a/src/msg.rs b/cli/msg.rs
similarity index 100%
rename from src/msg.rs
rename to cli/msg.rs
diff --git a/src/msg_util.rs b/cli/msg_util.rs
similarity index 100%
rename from src/msg_util.rs
rename to cli/msg_util.rs
diff --git a/src/ops.rs b/cli/ops.rs
similarity index 100%
rename from src/ops.rs
rename to cli/ops.rs
diff --git a/src/permissions.rs b/cli/permissions.rs
similarity index 100%
rename from src/permissions.rs
rename to cli/permissions.rs
diff --git a/src/repl.rs b/cli/repl.rs
similarity index 100%
rename from src/repl.rs
rename to cli/repl.rs
diff --git a/src/resolve_addr.rs b/cli/resolve_addr.rs
similarity index 100%
rename from src/resolve_addr.rs
rename to cli/resolve_addr.rs
diff --git a/src/resources.rs b/cli/resources.rs
similarity index 100%
rename from src/resources.rs
rename to cli/resources.rs
diff --git a/src/startup_data.rs b/cli/startup_data.rs
similarity index 100%
rename from src/startup_data.rs
rename to cli/startup_data.rs
diff --git a/src/tokio_util.rs b/cli/tokio_util.rs
similarity index 100%
rename from src/tokio_util.rs
rename to cli/tokio_util.rs
diff --git a/src/tokio_write.rs b/cli/tokio_write.rs
similarity index 100%
rename from src/tokio_write.rs
rename to cli/tokio_write.rs
diff --git a/src/version.rs b/cli/version.rs
similarity index 100%
rename from src/version.rs
rename to cli/version.rs
diff --git a/src/workers.rs b/cli/workers.rs
similarity index 100%
rename from src/workers.rs
rename to cli/workers.rs
diff --git a/js/stat_test.ts b/js/stat_test.ts
index 3a109c0b5e1523fecbd567e1bb0b1128b6573104..ae6477d79050e5a649f4ed26eb15325a2c762e12 100644
--- a/js/stat_test.ts
+++ b/js/stat_test.ts
@@ -12,9 +12,9 @@ testPerm({ read: true }, async function statSyncSuccess() {
   assert(testingInfo.isDirectory());
   assert(!testingInfo.isSymlink());
 
-  const srcInfo = Deno.statSync("src");
-  assert(srcInfo.isDirectory());
-  assert(!srcInfo.isSymlink());
+  const testsInfo = Deno.statSync("tests");
+  assert(testsInfo.isDirectory());
+  assert(!testsInfo.isSymlink());
 });
 
 testPerm({ read: false }, async function statSyncPerm() {
@@ -54,9 +54,9 @@ testPerm({ read: true }, async function lstatSyncSuccess() {
   assert(!testingInfo.isDirectory());
   assert(testingInfo.isSymlink());
 
-  const srcInfo = Deno.lstatSync("src");
-  assert(srcInfo.isDirectory());
-  assert(!srcInfo.isSymlink());
+  const testsInfo = Deno.lstatSync("tests");
+  assert(testsInfo.isDirectory());
+  assert(!testsInfo.isSymlink());
 });
 
 testPerm({ read: false }, async function lstatSyncPerm() {
@@ -96,9 +96,9 @@ testPerm({ read: true }, async function statSuccess() {
   assert(testingInfo.isDirectory());
   assert(!testingInfo.isSymlink());
 
-  const srcInfo = await Deno.stat("src");
-  assert(srcInfo.isDirectory());
-  assert(!srcInfo.isSymlink());
+  const testsInfo = await Deno.stat("tests");
+  assert(testsInfo.isDirectory());
+  assert(!testsInfo.isSymlink());
 });
 
 testPerm({ read: false }, async function statPerm() {
@@ -138,9 +138,9 @@ testPerm({ read: true }, async function lstatSuccess() {
   assert(!testingInfo.isDirectory());
   assert(testingInfo.isSymlink());
 
-  const srcInfo = await Deno.lstat("src");
-  assert(srcInfo.isDirectory());
-  assert(!srcInfo.isSymlink());
+  const testsInfo = await Deno.lstat("tests");
+  assert(testsInfo.isDirectory());
+  assert(!testsInfo.isSymlink());
 });
 
 testPerm({ read: false }, async function lstatPerm() {
diff --git a/tools/format.py b/tools/format.py
index 74323708a02de6e891cf37de3f4c54dcaa913a6b..bc6a3b532e3de67414c45ef202690ce909695110 100755
--- a/tools/format.py
+++ b/tools/format.py
@@ -45,4 +45,4 @@ print "rustfmt"
 qrun([
     "third_party/rustfmt/" + platform() +
     "/rustfmt", "--config-path", rustfmt_config, "build.rs"
-] + find_exts(["src", "core"], [".rs"]))
+] + find_exts(["cli", "core"], [".rs"]))