Exemple #1
0
            private MSAst.Expression VisitComprehension(Comprehension comprehension)
            {
                var newScope = (ComprehensionScope)comprehension.Scope.CopyForRewrite();

                newScope.Parent = _curScope;
                var newComprehension = comprehension.CopyForRewrite(newScope);

                ScopeStatement prevScope = _curScope;

                try {
                    // rewrite the comprehension in a new scope
                    _curScope = newScope;

                    return(base.VisitExtension(newComprehension));
                } finally {
                    _curScope = prevScope;
                }
            }
Exemple #2
0
            private MSAst.Expression VisitComprehension(Comprehension comprehension)
            {
                var newScope = (ComprehensionScope)comprehension.Scope.CopyForRewrite();

                newScope.Parent = _curScope;
                var newComprehension = comprehension.CopyForRewrite(newScope);

                ScopeStatement prevScope = _curScope;

                try {
                    // mark the first (outermost) "for" iterator for rewrite in the current scope
                    _outerComprehensionScopes[((ComprehensionFor)comprehension.Iterators[0]).List] = _curScope;

                    // rewrite the rest of comprehension in the new scope
                    _curScope = newScope;

                    return(base.VisitExtension(newComprehension));
                } finally {
                    _curScope = prevScope;
                }
            }