Add m-esr52 at 52.6.0

1 files changed, 42 insertions, 0 deletions

diff --git a/js/src/builtin/Eval.h b/js/src/builtin/Eval.h
new file mode 100644
index 000000000..03a75d599
--- /dev/null
+++ b/js/src/builtin/Eval.h
@@ -0,0 +1,42 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef builtin_Eval_h
+#define builtin_Eval_h
+
+#include "jsbytecode.h"
+#include "NamespaceImports.h"
+
+namespace js {
+
+// The C++ native for 'eval' (ES5 15.1.2.1). The function is named "indirect
+// eval" because "direct eval" calls (as defined by the spec) will emit
+// JSOP_EVAL which in turn calls DirectEval. Thus, even though IndirectEval is
+// the callee function object for *all* calls to eval, it is by construction
+// only ever called in the case indirect eval.
+extern MOZ_MUST_USE bool
+IndirectEval(JSContext* cx, unsigned argc, Value* vp);
+
+// Performs a direct eval of |v| (a string containing code, or another value
+// that will be vacuously returned), which must correspond to the currently-
+// executing stack frame, which must be a script frame.
+extern MOZ_MUST_USE bool
+DirectEval(JSContext* cx, HandleValue v, MutableHandleValue vp);
+
+// Performs a direct eval called from Ion code.
+extern MOZ_MUST_USE bool
+DirectEvalStringFromIon(JSContext* cx,
+                        HandleObject scopeObj, HandleScript callerScript,
+                        HandleValue newTargetValue, HandleString str,
+                        jsbytecode* pc, MutableHandleValue vp);
+
+// True iff fun is a built-in eval function.
+extern bool
+IsAnyBuiltinEval(JSFunction* fun);
+
+} // namespace js
+
+#endif /* builtin_Eval_h */