Struct BasicScanner

pub struct BasicScanner { /* private fields */ }

A basic scanner implementation for YAML tokenization

Implementations

impl BasicScanner

pub fn new(input: String) -> Self

Create a new scanner from input string

pub fn with_limits(input: String, limits: Limits) -> Self

Create a new scanner with custom resource limits

pub fn new_eager(input: String) -> Self

Create a new scanner with eager token scanning (for compatibility)

pub fn new_eager_with_limits(input: String, limits: Limits) -> Self

Create a new scanner with eager token scanning and custom limits

pub fn new_with_comments(input: String) -> Self

Create a new scanner with comment preservation enabled

pub fn new_with_comments_and_limits(input: String, limits: Limits) -> Self

Create a new scanner with comments and custom limits

pub fn new_eager_with_comments(input: String) -> Self

Create a new scanner with eager scanning and comment preservation

pub const fn detected_indent_style(&self) -> Option<&IndentStyle>

Get the detected indentation style from the document

pub const fn has_scanning_error(&self) -> bool

Check if there was a scanning error

pub fn take_scanning_error(&mut self) -> Option<Error>

Get the scanning error if any

Trait Implementations

impl Debug for BasicScanner

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl ScalarScanner for BasicScanner

Implementation of ScalarScanner for BasicScanner

fn scan_plain_scalar(&mut self) -> Result<Token>

Scan a plain scalar (unquoted string)

fn scan_quoted_string(&mut self, quote_char: char) -> Result<Token>

Scan a quoted string (single or double quotes)

fn scan_number(&mut self) -> Result<Token>

Scan a number (integer or float)

fn scan_literal_block_scalar(&mut self) -> Result<Token>

Scan a literal block scalar (|)

fn scan_folded_block_scalar(&mut self) -> Result<Token>

Scan a folded block scalar (>)

fn scan_block_scalar_header(&mut self) -> Result<(bool, Option<usize>)>

Scan block scalar header for chomping and indentation

fn current_position(&self) -> Position

Helper: get current position

fn current_char(&self) -> Option<char>

Helper: peek at current character

fn advance_char(&mut self) -> Option<char>

Helper: advance to next character

fn peek_char(&self, offset: usize) -> Option<char>

Helper: peek at next character

fn at_line_start(&self) -> bool

Helper: check if at line start

impl Scanner for BasicScanner

fn check_token(&self) -> bool

Check if there are more tokens available

fn peek_token(&self) -> Result<Option<&Token>>

Peek at the next token without consuming it

fn get_token(&mut self) -> Result<Option<Token>>

Get the next token, consuming it

fn reset(&mut self)

Reset the scanner state

fn position(&self) -> Position

Get the current position in the input

fn input(&self) -> &str

Get the input text for error reporting