Index: src/ast/scopes.h |
diff --git a/src/ast/scopes.h b/src/ast/scopes.h |
index ea37890c5e4875406996b0a5916141fc2459fc82..d5e9326f16a12750b8268752b882ec6e9f9c7f32 100644 |
--- a/src/ast/scopes.h |
+++ b/src/ast/scopes.h |
@@ -680,6 +680,11 @@ class DeclarationScope : public Scope { |
// calls sloppy eval. |
Variable* DeclareFunctionVar(const AstRawString* name); |
+ // Declare some special internal variables which must be accessible to |
+ // Ignition without ScopeInfo. |
+ Variable* DeclareGeneratorObjectVar(const AstRawString* name); |
+ Variable* DeclarePromiseVar(const AstRawString* name); |
+ |
// Declare a parameter in this scope. When there are duplicated |
// parameters the rightmost one 'wins'. However, the implementation |
// expects all parameters to be declared and from left to right. |
@@ -718,6 +723,17 @@ class DeclarationScope : public Scope { |
return function_; |
} |
+ Variable* generator_object_var() const { |
+ DCHECK(is_function_scope() || is_module_scope()); |
+ return generator_object_; |
+ } |
+ |
+ Variable* promise_var() const { |
+ DCHECK(is_function_scope()); |
+ DCHECK(IsAsyncFunction(function_kind_)); |
+ return promise_; |
+ } |
+ |
// Parameters. The left-most parameter has index 0. |
// Only valid for function and module scopes. |
Variable* parameter(int index) const { |
@@ -874,6 +890,11 @@ class DeclarationScope : public Scope { |
Variable* arguments_; |
// Convenience variable; Subclass constructor only |
Variable* this_function_; |
+ |
+ // Generator object, if any; generator function scopes and module scopes only. |
+ Variable* generator_object_; |
+ // Promise, if any; async function scopes only. |
+ Variable* promise_; |
Dan Ehrenberg
2017/02/08 21:12:56
Will there be more live DeclarationScopes than Fun
|
}; |
class ModuleScope final : public DeclarationScope { |