Replace libdeno with rusty_v8 (#3556)

.github/workflows/ci.yml

@@ -103,9 +103,6 @@ jobs:
           rustc --version
           cargo --version
 
-      - name: Run setup.py
-        run: python ./tools/setup.py
-
       - name: Start sccache
         env:
           AWS_ACCESS_KEY_ID: AKIAIVRN52PLDBP55LBQ

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "chromium_build"]
-	path = core/libdeno/build
-	url = https://github.com/denoland/chromium_build.git
 [submodule "deno_third_party"]
 	path = third_party
 	url = https://github.com/denoland/deno_third_party.git

cli/js/os_test.ts

@@ -248,9 +248,8 @@ testPerm({ env: true }, function getDir(): void {
     for (const r of s.runtime) {
       if (Deno.build.os !== r.os) continue;
       if (r.shouldHaveValue) {
-        assertNotEquals(Deno.dir(s.kind), "");
-      } else {
-        assertEquals(Deno.dir(s.kind), null);
+        const d = Deno.dir(s.kind);
+        assert(d.length > 0);
       }
     }
   }

cli/tests/integration_tests.rs

@@ -102,11 +102,6 @@ fn repl_test() {
   util::run_python_script("tools/repl_test.py")
 }
 
-#[test]
-fn setup_test() {
-  util::run_python_script("tools/setup_test.py")
-}
-
 #[test]
 fn target_test() {
   util::run_python_script("tools/target_test.py")

core/Cargo.toml

@@ -22,6 +22,9 @@ log = "0.4.8"
 serde_json = "1.0.41"
 url = "2.1"
 
+rusty_v8 = "0.0.23"
+# rusty_v8 = { path = "../../rusty_v8" }
+
 [[example]]
 name = "deno_core_http_bench"
 path = "examples/http_bench.rs"

core/flags.rs

@@ -1,44 +1,7 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
-//! This module wraps libdeno::deno_set_v8_flags
-use crate::libdeno::deno_set_v8_flags;
-use libc::c_char;
-use libc::c_int;
-use std::ffi::CStr;
-use std::ffi::CString;
-use std::vec::Vec;
-
+use rusty_v8 as v8;
 /// Pass the command line arguments to v8.
 /// Returns a vector of command line arguments that V8 did not understand.
 pub fn v8_set_flags(args: Vec<String>) -> Vec<String> {
-  // deno_set_v8_flags(int* argc, char** argv) mutates argc and argv to remove
-  // flags that v8 understands.
-
-  // Make a new array, that can be modified by V8::SetFlagsFromCommandLine(),
-  // containing mutable raw pointers to the individual command line args.
-  let mut raw_argv = args
-    .iter()
-    .map(|arg| CString::new(arg.as_str()).unwrap().into_bytes_with_nul())
-    .collect::<Vec<_>>();
-  let mut c_argv = raw_argv
-    .iter_mut()
-    .map(|arg| arg.as_mut_ptr() as *mut c_char)
-    .collect::<Vec<_>>();
-
-  // Store the length of the c_argv array in a local variable. We'll pass
-  // a pointer to this local variable to deno_set_v8_flags(), which then
-  // updates its value.
-  let mut c_argv_len = c_argv.len() as c_int;
-  // Let v8 parse the arguments it recognizes and remove them from c_argv.
-  unsafe { deno_set_v8_flags(&mut c_argv_len, c_argv.as_mut_ptr()) };
-  // If c_argv_len was updated we have to change the length of c_argv to match.
-  c_argv.truncate(c_argv_len as usize);
-  // Copy the modified arguments list into a proper rust vec and return it.
-  c_argv
-    .iter()
-    .map(|ptr| unsafe {
-      let cstr = CStr::from_ptr(*ptr as *const c_char);
-      let slice = cstr.to_str().unwrap();
-      slice.to_string()
-    })
-    .collect()
+  v8::V8::set_flags_from_command_line(args)
 }