Struct PvBuilder 

pub struct PvBuilder { /* private fields */ }

Builder for Pv (FR-043, FR-055). All methods are independent and order-agnostic; each setter is idempotent (last-write-wins). build() is INFALLIBLE.

Implementations

impl PvBuilder

pub fn new() -> Self

Fresh builder with all defaults applied:

• total_bytes: None
• rate_limit: None
• buffer_size: 1 MiB
• interval: 1 second
• name: None
• reporter: NoopReporter

pub fn total_bytes(self, n: u64) -> Self

Expected total bytes (-s SIZE).

pub fn rate_limit(self, bytes_per_sec: u64) -> Self

Rate limit in bytes/sec (-L RATE).

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

Internal copy-loop buffer size (-B BYTES).

pub fn interval(self, d: Duration) -> Self

Display update interval (-i SEC).

pub fn name(self, name: impl Into<String>) -> Self

Name prefix for the display line (-N NAME).

pub fn reporter(self, r: Box<dyn Reporter>) -> Self

Set a custom progress reporter.

pub fn build(self) -> Pv

Build a configured Pv. INFALLIBLE.

Trait Implementations

impl Debug for PvBuilder

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

Formats the value using the given formatter.

impl Default for PvBuilder

fn default() -> Self

Returns the “default value” for a type.