132 lines
5.6 KiB
C++
132 lines
5.6 KiB
C++
#include "syntax_novel.h"
|
|
#include <tokens_novel.h>
|
|
#include "ast_novel.h"
|
|
|
|
using namespace lib_syntax;
|
|
using namespace example_novel;
|
|
using namespace lib_token;
|
|
using namespace ast_basic;
|
|
|
|
// token-avaliable ==========================================================================
|
|
auto leftb = std::make_shared<LeftBracket>(); // {
|
|
auto rightb = std::make_shared<RightBracket>(); // }
|
|
auto refers = std::make_shared<ReferMark>(); // @
|
|
|
|
auto story_key = std::make_shared<Keywords>(u8"故事", u8"story-mark"); // 故事
|
|
auto numbers = std::make_shared<Numbers>(); // [0-9]+
|
|
auto frag_key = std::make_shared<Keywords>(u8"情节", u8"fragment-mark"); // 情节
|
|
auto volume_key = std::make_shared<Keywords>(u8"分卷", u8"volume-mark"); // 分卷
|
|
auto article_key = std::make_shared<Keywords>(u8"章节", u8"article-mark"); // 章节
|
|
auto split_mark = std::make_shared<Split>(); // &
|
|
auto vtext = std::make_shared<VTextSection>(); // ^([^\\{\\}\\n@&]+)
|
|
auto name_text = std::make_shared<NameSection>(); // ^([^:\\{\\}\\n@&][^\\{\\}\\n@&]*)
|
|
|
|
auto newl = std::make_shared<NewLine>();
|
|
|
|
|
|
|
|
|
|
// rule-parts ===============================================================================
|
|
// MatchRule
|
|
#define MR(x) std::make_shared<const TokenMatch>(x)
|
|
// Buffer
|
|
#define Rules QList<std::shared_ptr<const BaseRule>>
|
|
// Option
|
|
#define OptMulT(token) std::make_shared<const Rept>(MR(token), 0, INT_MAX)
|
|
#define OptMulR(rule) std::make_shared<const Rept>(rule, 0, INT_MAX)
|
|
// multi+
|
|
#define MultiR(rule) std::make_shared<const Rept>(rule, 1, INT_MAX)
|
|
|
|
|
|
QList<std::shared_ptr<const BaseRule>> LinesMerge(const QList<std::shared_ptr<const BaseRule>>& mbrs) {
|
|
QList<std::shared_ptr<const BaseRule>> values_ret;
|
|
for (auto& item : mbrs) {
|
|
values_ret << item << OptMulT(newl);
|
|
}
|
|
return values_ret;
|
|
}
|
|
QList<std::shared_ptr<const BaseRule>> LinesMerge(std::shared_ptr<const BaseRule> item) {
|
|
return QList<std::shared_ptr<const BaseRule>>() << item << OptMulT(newl);
|
|
}
|
|
|
|
// remove-return
|
|
auto remove_nl = [](const ExpressionRule::TokenSeqs& p)->ExpressionRule::TokenSeqs {
|
|
ExpressionRule::TokenSeqs result;
|
|
for (auto& n : p) {
|
|
if (n->define()->name() == newl->name())
|
|
continue;
|
|
result.append(n);
|
|
}
|
|
return result;
|
|
};
|
|
|
|
auto decl_comp = std::make_shared<const Any>(Rules{ MR(numbers), MR(vtext), MR(name_text), MR(split_mark) });
|
|
auto decl_expr = ElementRule<TextSection>(u8"decl_section", (int)NovelExprs::DESC_SECTION).reloadRule(remove_nl,
|
|
std::make_shared<const Seqs>(LinesMerge(MultiR(decl_comp))
|
|
));
|
|
|
|
auto fragment_decl = ElementRule<FragmentDefine>(u8"fragment_define", (int)NovelExprs::FRAG_DEFINES).reloadRule(remove_nl, std::make_shared<const Seqs>(
|
|
LinesMerge(Rules{ MR(leftb), MR(frag_key), MR(name_text) }) <<
|
|
OptMulR(decl_expr) <<
|
|
LinesMerge(MR(rightb))
|
|
));
|
|
|
|
auto fragment_refer = ElementRule<FragmentRefers>(u8"fragment_refer", (int)NovelExprs::FRAG_REFERS).reloadRule(remove_nl, std::make_shared<const Seqs>(
|
|
LinesMerge(Rules{ MR(leftb), MR(refers), MR(frag_key), MR(name_text), MR(split_mark), MR(name_text) }) <<
|
|
OptMulR(decl_expr) <<
|
|
LinesMerge(MR(rightb))
|
|
));
|
|
|
|
auto fragment_comp = std::make_shared<const Any>(Rules{ fragment_decl, fragment_refer, decl_expr });
|
|
auto story_define = ElementRule<StoryDefine>(u8"story_define", (int)NovelExprs::STORY_DEFINES).reloadRule(remove_nl, std::make_shared<const Seqs>(
|
|
LinesMerge(Rules{ MR(leftb), MR(story_key), MR(numbers), MR(name_text) }) <<
|
|
OptMulR(fragment_comp) <<
|
|
LinesMerge(MR(rightb))
|
|
));
|
|
// ===================================================================
|
|
auto article_decl = ElementRule<ArticleDefine>(u8"article_define", (int)NovelExprs::ARTICLE_DEFINE).reloadRule(remove_nl, std::make_shared<const Seqs>(
|
|
LinesMerge(Rules{ MR(leftb), MR(article_key), MR(name_text) }) <<
|
|
OptMulR(std::make_shared<const Any>(Rules{ fragment_refer, decl_expr })) <<
|
|
LinesMerge(MR(rightb))
|
|
));
|
|
|
|
auto volume_decl = ElementRule<VolumeDefine>(u8"volume_define", (int)NovelExprs::VOLUME_DEFINE).reloadRule(remove_nl, std::make_shared<const Seqs>(
|
|
LinesMerge(Rules{ MR(leftb), MR(volume_key), MR(name_text) }) <<
|
|
OptMulR(std::make_shared<const Any>(Rules{ decl_expr, article_decl })) <<
|
|
LinesMerge(MR(rightb))
|
|
));
|
|
|
|
auto document_define = ElementRule<Document>(u8"decls-doc", (int)NovelExprs::DOC_DEFINES).reloadRule(remove_nl, std::make_shared<const Seqs>(
|
|
Rules{
|
|
OptMulT(newl),
|
|
MultiR(std::make_shared<const Any>(Rules{story_define, volume_decl}))
|
|
}
|
|
));
|
|
|
|
std::shared_ptr<const ExpressionRule> NovalSyntax::getParseTree() { return document_define; }
|
|
std::shared_ptr<const ast_gen::SyntaxElement> example_novel::NovalSyntax::tidy(std::shared_ptr<const ast_gen::SyntaxElement> root, QList<std::shared_ptr<ast_gen::SyntaxElement>> children)
|
|
{
|
|
for (auto& cinst : children) {
|
|
cinst->setParent(root);
|
|
if (!cinst->isAnonymous())
|
|
ast_gen::GlobalElement::UniquePtr->appendToCache(cinst);
|
|
|
|
QList<std::shared_ptr<ast_gen::SyntaxElement>> child_items;
|
|
for (auto& it : cinst->bindExpression()->children()) {
|
|
auto const_it = std::dynamic_pointer_cast<const ast_gen::SyntaxElement>(it);
|
|
child_items.append(std::const_pointer_cast<ast_gen::SyntaxElement>(const_it));
|
|
}
|
|
|
|
tidy(cinst, child_items);
|
|
}
|
|
|
|
return root;
|
|
}
|
|
std::shared_ptr<const TokenReader> NovalSyntax::getLexReader()
|
|
{
|
|
auto inst = std::make_shared<lib_token::TokenReader>(QList<std::shared_ptr<const lib_token::TokenDefine>>()
|
|
<< leftb << rightb << refers << split_mark << story_key << frag_key << volume_key << article_key << numbers << name_text << vtext << newl);
|
|
return inst;
|
|
}
|
|
|