99 lines
3 KiB
C++
99 lines
3 KiB
C++
/*
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Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "output_header.hpp"
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namespace solar {
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void output_header_t::emit_tokens() {
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if (get_tokens().empty())
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return;
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block_t token(this, "typedef enum ", prefixed("token"));
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for (const auto &token : get_tokens())
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write_line(token.first, " = ", token.second + 256, ",");
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token.close_(" ", prefixed("token_t"));
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}
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void output_header_t::emit_token_value() {
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block_t token_value(this, "typedef struct ", prefixed("token_value"));
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std::map<std::string, std::string> token_values;
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for (const symbol_t &term : get_generator()->get_terminals()) {
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const auto &type = get_generator()->get_grammar().get_term_type(term);
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if (!type.first.empty())
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token_values.insert({type.second, type.first});
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}
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for (const auto &value : token_values)
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write_line_(variable_t({value.second, value.first}));
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token_value.close_(" ", prefixed("token_value_t"));
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}
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void output_header_t::write() {
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write_line("#pragma once");
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write_line();
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if (!get_generator()->get_grammar().header_block.empty()) {
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write_line(get_generator()->get_grammar().header_block);
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write_line();
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}
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if (!get_generator()->get_grammar().ns.empty()) {
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for (const std::string &ns : get_generator()->get_grammar().ns)
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write_line("namespace ", ns, " {");
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write_line();
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}
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emit_tokens();
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write_line();
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emit_token_value();
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write_line();
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write_line_("typedef struct ", prefixed("context"), " ", prefixed("context_t"));
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write_line();
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write_line_(sig_alloc());
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write_line_(sig_free());
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write_line();
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write_line_(sig_push());
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if (!get_generator()->get_grammar().ns.empty()) {
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write_line();
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for (size_t i = 0; i < get_generator()->get_grammar().ns.size(); i++)
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write_line("}");
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}
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}
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};
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