From 2807dc44b0555c19944f2520852d242eacc30b20 Mon Sep 17 00:00:00 2001 From: Andreas Stöckel Date: Mon, 2 Mar 2015 00:36:44 +0100 Subject: Added first (not final) version of the TokenStack class which will be used internally by the Stack class --- src/core/parser/stack/TokenStack.cpp | 45 ++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/core/parser/stack/TokenStack.cpp (limited to 'src/core/parser/stack/TokenStack.cpp') diff --git a/src/core/parser/stack/TokenStack.cpp b/src/core/parser/stack/TokenStack.cpp new file mode 100644 index 0000000..6afeaed --- /dev/null +++ b/src/core/parser/stack/TokenStack.cpp @@ -0,0 +1,45 @@ +/* + Ousía + Copyright (C) 2014, 2015 Benjamin Paaßen, Andreas Stöckel + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . +*/ + +#include "TokenStack.hpp" + +namespace ousia { +namespace parser_stack { + +void TokenStack::pushTokens(const std::vector &tokens) +{ + stack.push_back(tokens); +} + +void TokenStack::popTokens() { stack.pop_back(); } + +TokenSet TokenStack::tokens() const +{ + if (stack.empty() && parentStack != nullptr) { + return parentStack->tokens(); + } + + TokenSet res; + for (const TokenSyntaxDescriptor &descr : stack.back()) { + descr.insertIntoTokenSet(res); + } + return res; +} +} +} + -- cgit v1.2.3