Struct EngineConfigurationBuilder 

pub struct EngineConfigurationBuilder { /* private fields */ }

Builder for EngineConfiguration.

Implementations

impl EngineConfigurationBuilder

pub fn workers(self, n: usize) -> Self

Set the number of worker threads (0 = rayon default).

pub fn block_size(self, bytes: u32) -> Self

Set the uncompressed block size in bytes.

pub fn compression_level(self, level: u8) -> Self

Set the DEFLATE compression level (0–9).

pub fn max_expansion_ratio(self, ratio: f64) -> Self

Set the maximum expansion ratio for incompressible block detection.

pub fn max_decompression_ratio(self, ratio: f64) -> Self

Set the maximum decompression expansion ratio.

pub fn checksums(self, enabled: bool) -> Self

Enable or disable per-block CRC32 checksums.

pub fn progress(self, cb: Arc<Mutex<ProgressCallback>>) -> Self

Attach a progress callback.

pub fn build(self) -> Result<EngineConfiguration>

Validate all fields and return the built configuration.

Errors

Returns crush_core::error::CrushError::InvalidConfig if any field is out of range.

Trait Implementations

impl Default for EngineConfigurationBuilder

fn default() -> EngineConfigurationBuilder

Returns the “default value” for a type.