src,tools: allow utf-8 in built-in js source code

PR-URL: nodejs#5418
Reviewed-By: Trevor Norris <trev.norris@gmail.com>

src/node_javascript.cc

@@ -13,11 +13,14 @@ namespace node {
 
 using v8::HandleScope;
 using v8::Local;
+using v8::NewStringType;
 using v8::Object;
 using v8::String;
 
 Local<String> MainSource(Environment* env) {
-  return OneByteString(env->isolate(), node_native, sizeof(node_native) - 1);
+  return String::NewFromUtf8(
+      env->isolate(), reinterpret_cast<const char*>(node_native),
+      NewStringType::kNormal, sizeof(node_native) - 1).ToLocalChecked();
 }
 
 void DefineJavaScript(Environment* env, Local<Object> target) {
@@ -26,10 +29,10 @@ void DefineJavaScript(Environment* env, Local<Object> target) {
   for (int i = 0; natives[i].name; i++) {
     if (natives[i].source != node_native) {
       Local<String> name = String::NewFromUtf8(env->isolate(), natives[i].name);
-      Local<String> source = String::NewFromUtf8(env->isolate(),
-                                                  natives[i].source,
-                                                  String::kNormalString,
-                                                  natives[i].source_len);
+      Local<String> source =
+          String::NewFromUtf8(
+              env->isolate(), reinterpret_cast<const char*>(natives[i].source),
+              NewStringType::kNormal, natives[i].source_len).ToLocalChecked();
       target->Set(name, source);
     }
   }

tools/js2c.py

@@ -42,24 +42,7 @@
 
 
 def ToCArray(filename, lines):
-  result = []
-  row = 1
-  col = 0
-  for chr in lines:
-    col += 1
-    if chr == "\n" or chr == "\r":
-      row += 1
-      col = 0
-
-    value = ord(chr)
-
-    if value >= 128:
-      print 'non-ascii value ' + filename + ':' + str(row) + ':' + str(col)
-      sys.exit(1);
-
-    result.append(str(value))
-  result.append("0")
-  return ", ".join(result)
+  return ','.join(str(ord(c)) for c in lines + '\0')
 
 
 def CompressScript(lines, do_jsmin):
@@ -220,7 +203,7 @@ def ReadMacros(lines):
 
 struct _native {
   const char* name;
-  const char* source;
+  const unsigned char* source;
   size_t source_len;
 };
 
@@ -242,7 +225,7 @@ def ReadMacros(lines):
 """
 
 SOURCE_DECLARATION = """\
-  const char %(escaped_id)s_native[] = { %(data)s };
+  const unsigned char %(escaped_id)s_native[] = { %(data)s };
 """