Struct DictionaryBuilder 

pub struct DictionaryBuilder { /* private fields */ }

Builder for constructing a Dictionary with flexible configuration.

Example

use base_d::{Dictionary, EncodingMode};
let dict = Dictionary::builder()
    .chars_from_str("0123456789ABCDEF")
    .mode(EncodingMode::Radix)
    .build()
    .unwrap();

Implementations

impl DictionaryBuilder

pub fn new() -> Self

Creates a new DictionaryBuilder with default settings.

pub fn chars(self, chars: Vec<char>) -> Self

Sets the dictionary characters from a vector.

Arguments

• chars - Vector of characters to use in the dictionary

pub fn chars_from_str(self, s: &str) -> Self

Sets the dictionary characters from a string.

Arguments

• s - String containing the dictionary characters

pub fn mode(self, mode: EncodingMode) -> Self

Sets the encoding mode.

Arguments

• mode - Encoding mode (Radix, Chunked, or ByteRange)

pub fn padding(self, padding: char) -> Self

Sets the padding character.

Arguments

• padding - Padding character (typically ‘=’ for RFC modes)

pub fn start_codepoint(self, start_codepoint: u32) -> Self

Sets the starting Unicode codepoint for ByteRange mode.

Arguments

• start_codepoint - Starting Unicode codepoint

pub fn build(self) -> Result<Dictionary, String>

Builds the Dictionary with the configured settings.

Errors

Returns an error if:

• The configuration is invalid for the specified mode
• Required fields are missing
• Validation fails (duplicates, invalid characters, etc.)

Trait Implementations

impl Debug for DictionaryBuilder

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

Formats the value using the given formatter.

impl Default for DictionaryBuilder

fn default() -> DictionaryBuilder

Returns the “default value” for a type.