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1 files changed, 219 insertions, 0 deletions
| -rw-r--r-- | homework/81013/go2html/Highlighter.cpp | 219 |
diff --git a/homework/81013/go2html/Highlighter.cpp b/homework/81013/go2html/Highlighter.cpp new file mode 100644 index 0000000..8295610 --- /dev/null +++ b/homework/81013/go2html/Highlighter.cpp @@ -0,0 +1,219 @@ +#include <iostream> +#include <fstream> + +#include "CommonTypes.h" +#include "Lexer.h" +#include "Highlighter.h" + +#define KEYWORD_COLOR "#ad42f4" +#define IDENTIFIER_COLOR "#41c4f4" +#define OPERATOR_COLOR "#f49541" +#define NUMBER_COLOR "#bab103" +#define STRING_COLOR "#ff11bf" +#define RUNE_COLOR "#5abc00" +#define CONST_COLOR "#f94040" +#define COMMENT_COLOR "#0b8700" + +namespace +{ + void PrintToken( + const Token& token, + const IPLString& className, + std::ostream& out) + { + switch (token.Type) + { + case TokenType::Whitespace: + out << token.Lexeme; + break; + case TokenType::Float: + case TokenType::DecimalInteger: + case TokenType::ImaginaryNum: + out << "<span class=\"" << className << "\">" << token.Number << "</span>"; + default: + out << "<span class=\"" << className << "\">" << token.Lexeme << "</span>"; + break; + } + } +} + +IPLResult Highlight(std::ifstream& infile, std::ofstream& out) +{ + out << + "<html>\n" + "<head>\n" + "<style>\n" + ".keyword {\n" + "color: " << KEYWORD_COLOR << ";\n" + "}\n" + "\n" + ".identifier {\n" + "color: " << IDENTIFIER_COLOR << ";\n" + "}\n" + "\n" + ".operator {\n" + "color: " << OPERATOR_COLOR << ";\n" + "}\n" + "\n" + ".number {\n" + "color: " << NUMBER_COLOR << ";\n" + "}\n" + "\n" + ".string {\n" + "color: " << STRING_COLOR << ";\n" + "}\n" + "\n" + ".rune {\n" + "color: " << RUNE_COLOR << ";\n" + "}\n" + "\n" + ".const {\n" + "color: " << CONST_COLOR << ";\n" + "}\n" + "\n" + ".comment {\n" + "color: " << COMMENT_COLOR << ";\n" + "}\n" + "</style>\n" + "</head>\n" + "<body><pre>\n" << std::endl; + + std::string line; + std::vector<Token> tokens; + + while (std::getline(infile, line)) + { + IPLResult result = Tokenize(line.c_str(), tokens, {true, true}); + if (!result.IsSuccessful) + { + return result; + } + + for (auto& token : tokens) + { + switch (token.Type) + { + case TokenType::Break: + case TokenType::Default: + case TokenType::Func: + case TokenType::Interface: + case TokenType::Select: + case TokenType::Case: + case TokenType::Defer: + case TokenType::Go: + case TokenType::Map: + case TokenType::Struct: + case TokenType::Chan: + case TokenType::Else: + case TokenType::Goto: + case TokenType::Package: + case TokenType::Switch: + case TokenType::Const: + case TokenType::Fallthrough: + case TokenType::If: + case TokenType::Range: + case TokenType::Type: + case TokenType::Continue: + case TokenType::For: + case TokenType::Import: + case TokenType::Return: + case TokenType::Var: + + PrintToken(token, "keyword", out); + break; + + case TokenType::Plus: + case TokenType::Minus: + case TokenType::Star: + case TokenType::Division: + case TokenType::Modulo: + + case TokenType::NOT: + case TokenType::BitwiseAND: + case TokenType::BitwiseOR: + case TokenType::BitwiseXOR: + case TokenType::BitClear: + case TokenType::ShiftLeft: + case TokenType::ShiftRight: + + case TokenType::PlusEqual: + case TokenType::MinusEqual: + case TokenType::MultEqual: + case TokenType::DivEqual: + case TokenType::ModuloEqual: + + case TokenType::ConditionalAND: + case TokenType::ConditionalOR: + case TokenType::ReceiveOperator: + case TokenType::PlusPlus: + case TokenType::MinusMinus: + + case TokenType::Equal: + case TokenType::Less: + case TokenType::Greater: + + case TokenType::NOTEqual: + case TokenType::LessEqual: + case TokenType::GreaterEqual: + + case TokenType::Assignment: + case TokenType::ShortAssignment: + + case TokenType::Variadic: + + case TokenType::LeftParen: + case TokenType::RightParen: + case TokenType::LeftSquareBracket: + case TokenType::RightSquareBracket: + case TokenType::LeftBrace: + case TokenType::RightBrace: + + case TokenType::Comma: + case TokenType::Dot: + + case TokenType::Semicolon: + case TokenType::Colon: + + PrintToken(token, "operator", out); + break; + + case TokenType::Float: + case TokenType::DecimalInteger: + case TokenType::ImaginaryNum: + + PrintToken(token, "number", out); + break; + + case TokenType::String: + + PrintToken(token, "string", out); + break; + + case TokenType::True: + case TokenType::False: + case TokenType::Nil: + + PrintToken(token, "const", out); + break; + + case TokenType::Comment: + + PrintToken(token, "comment", out); + break; + + default: + PrintToken(token, "", out); + break; + } + } + + out << std::endl; + tokens.clear(); + } + + out << + "</pre></body>\n" + "</html>" << std::endl; + + return {true, IPLError() }; +}
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