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orcalinuxorcalinux
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update the namespaces
1 parent f4d8cca commit 8d12e86

18 files changed

+2012
-2024
lines changed

‎parser/scanner/include/scanner.hpp

Lines changed: 106 additions & 112 deletions
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@@ -15,135 +15,129 @@
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#include "token.hpp"
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/**
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* @namespace TINY
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* @brief Contains all components of the TINY language scanner.
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* @namespace TINY::SCANNER
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* @brief Contains all components related to the lexical analysis (scanning) of the TINY programming language.
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*
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* The `TINY` namespace organizes all classes, functions, and utilities
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* related to the lexical analysis of the TINY programming language.
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* The `TINY::SCANNER` namespace organizes all classes, functions, and utilities
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* that are specifically responsible for the lexical analysis phase of the TINY programming language.
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* This includes tokenization, character stream management, and other related components.
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*/
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namespace TINY
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namespace TINY::SCANNER
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{
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/**
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* @namespace SCANNER
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* @brief Contains all components related to the lexical analysis (scanning) of TINY language.
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* @class Scanner
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* @brief Performs lexical analysis on TINY language source code.
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*
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* The `Scanner` processes input source code to produce a sequence of tokens.
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* It identifies keywords, operators, delimiters, and literals, and it reports
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* invalid characters as necessary.
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*/
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namespace SCANNER
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class Scanner
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{
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public:
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/**
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* @class Scanner
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* @brief Performs lexical analysis on TINY language source code.
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* @brief Constructs a `Scanner` object with the given input string.
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*
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* This constructor initializes the `Scanner` with the source code that
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* needs to be tokenized.
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*
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* The `Scanner` processes input source code to produce a sequence of tokens.
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* It identifies keywords, operators, delimiters, and literals, and it reports
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* invalid characters as necessary.
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* @param input The source code to be tokenized.
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*/
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class Scanner
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{
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public:
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/**
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* @brief Constructs a `Scanner` object with the given input string.
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*
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* This constructor initializes the `Scanner` with the source code that
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* needs to be tokenized.
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*
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* @param input The source code to be tokenized.
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*/
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Scanner(const std::string &input);
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Scanner(const std::string &input);
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/**
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* @brief Extracts the next token from the input source code.
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*
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* This method processes the source code and returns the next token
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* identified by the `Scanner`.
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*
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* @return The next token.
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*/
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Token getNextToken();
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/**
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* @brief Extracts the next token from the input source code.
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*
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* This method processes the source code and returns the next token
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* identified by the `Scanner`.
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*
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* @return The next token.
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*/
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Token getNextToken();
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/**
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* @brief Checks if there are more tokens to be extracted.
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*
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* This method determines if the end of the source code has been reached.
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*
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* @return True if there are more tokens, false otherwise.
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*/
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bool hasMoreTokens();
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/**
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* @brief Checks if there are more tokens to be extracted.
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*
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* This method determines if the end of the source code has been reached.
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*
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* @return True if there are more tokens, false otherwise.
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*/
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bool hasMoreTokens();
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private:
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std::string input; /**< The source code to be tokenized. */
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size_t pos = 0; /**< Current position in the input string. */
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int line = 1; /**< Current line number in the source code. */
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int column = 1; /**< Current column number in the source code. */
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private:
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std::string input; /**< The source code to be tokenized. */
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size_t pos = 0; /**< Current position in the input string. */
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int line = 1; /**< Current line number in the source code. */
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int column = 1; /**< Current column number in the source code. */
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/**
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* @brief Peeks at the next character in the input without advancing the position.
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*
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* This method allows inspecting the next character in the source code
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* without consuming it.
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*
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* @return The next character in the input, or '\0' if end of input.
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*/
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char peek() const;
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/**
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* @brief Peeks at the next character in the input without advancing the position.
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*
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* This method allows inspecting the next character in the source code
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* without consuming it.
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*
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* @return The next character in the input, or '\0' if end of input.
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*/
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char peek() const;
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/**
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* @brief Gets the next character in the input and advances the position.
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*
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* This method reads the next character from the source code and moves
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* the cursor forward.
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*
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* @return The next character in the input, or '\0' if end of input.
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*/
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char get();
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/**
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* @brief Gets the next character in the input and advances the position.
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*
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* This method reads the next character from the source code and moves
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* the cursor forward.
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*
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* @return The next character in the input, or '\0' if end of input.
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*/
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char get();
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/**
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* @brief Skips over whitespace characters in the input.
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*
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* This method advances the cursor past any whitespace characters
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* encountered in the source code.
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*/
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void skipWhitespace();
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/**
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* @brief Skips over whitespace characters in the input.
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*
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* This method advances the cursor past any whitespace characters
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* encountered in the source code.
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*/
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void skipWhitespace();
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/**
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* @brief Skips over nested comments in the input source code.
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*
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* This method checks if the current position is at the start of a comment (indicated by a '{' character).
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* If it is, the method skips over all characters until it finds the corresponding closing '}'.
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* It correctly handles **nested comments** by keeping track of the nesting levels.
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* For each opening '{', it increases the nesting level, and for each closing '}', it decreases the nesting level.
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* The comment is considered closed when the nesting level returns to zero.
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* After successfully skipping a comment, it also skips any whitespace characters that follow the comment.
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* If the end of the input is reached before all comments are closed (i.e., nesting level does not return to zero),
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* the method returns `true` to indicate that an unclosed comment was detected.
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*
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* @return True if an unclosed comment was detected, false otherwise.
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*/
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bool skipComments();
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/**
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* @brief Skips over nested comments in the input source code.
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*
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* This method checks if the current position is at the start of a comment (indicated by a '{' character).
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* If it is, the method skips over all characters until it finds the corresponding closing '}'.
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* It correctly handles **nested comments** by keeping track of the nesting levels.
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* For each opening '{', it increases the nesting level, and for each closing '}', it decreases the nesting level.
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* The comment is considered closed when the nesting level returns to zero.
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* After successfully skipping a comment, it also skips any whitespace characters that follow the comment.
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* If the end of the input is reached before all comments are closed (i.e., nesting level does not return to zero),
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* the method returns `true` to indicate that an unclosed comment was detected.
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*
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* @return True if an unclosed comment was detected, false otherwise.
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*/
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bool skipComments();
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/**
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* @brief Skips over whitespace and comments in the input.
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*
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* This method continuously skips whitespace and comments until it reaches
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* a character that is neither whitespace nor part of a comment.
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* If an unclosed comment is detected (i.e., the end of input is reached before a closing '}' is found),
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* the method returns `true` to indicate the error.
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*
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* @return True if an unclosed comment was detected, false otherwise.
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*/
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bool skipWhitespaceAndComments();
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/**
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* @brief Skips over whitespace and comments in the input.
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*
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* This method continuously skips whitespace and comments until it reaches
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* a character that is neither whitespace nor part of a comment.
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* If an unclosed comment is detected (i.e., the end of input is reached before a closing '}' is found),
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* the method returns `true` to indicate the error.
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*
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* @return True if an unclosed comment was detected, false otherwise.
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*/
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bool skipWhitespaceAndComments();
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/**
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* @brief Checks if a character is an operator or delimiter.
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*
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* This method determines if the given character is one of the recognized
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* operators or delimiters in the TINY language.
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*
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* @param c The character to check.
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* @return True if the character is an operator or delimiter, false otherwise.
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*/
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bool isOperatorOrDelimiter(char c) const;
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};
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} // namespace SCANNER
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} // namespace TINY
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/**
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* @brief Checks if a character is an operator or delimiter.
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*
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* This method determines if the given character is one of the recognized
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* operators or delimiters in the TINY language.
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*
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* @param c The character to check.
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* @return True if the character is an operator or delimiter, false otherwise.
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*/
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bool isOperatorOrDelimiter(char c) const;
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};
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} // namespace TINY::SCANNER
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#endif // SCANNER_HPP

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