Struct std::fmt::DebugMap

#[must_use]
pub struct DebugMap<'a, 'b> where 'b: 'a { /* fields omitted */ }

A struct to help with fmt::Debug implementations.

Constructed by the Formatter::debug_map method.

Methods

impl<'a, 'b> DebugMap<'a, 'b> where 'b: 'a

fn entry(&mut self, key: &Debug, value: &Debug) -> &mut DebugMap<'a, 'b>

Adds a new entry to the map output.

fn entries<K, V, I>(&mut self, entries: I) -> &mut DebugMap<'a, 'b> where I: IntoIterator<Item=(K, V)>, K: Debug, V: Debug

Adds the contents of an iterator of entries to the map output.

fn finish(&mut self) -> Result<(), Error>

Finishes output and returns any error encountered.