Struct EnvMap 

pub struct EnvMap { /* private fields */ }

An insertion-ordered string map. Later writes to an existing key overwrite in place (preserving position); new keys are appended.

Implementations

impl EnvMap

pub fn new() -> Self

pub fn get(&self, key: &str) -> Option<&str>

pub fn set(&mut self, key: impl Into<String>, value: impl Into<String>)

pub fn contains(&self, key: &str) -> bool

pub fn iter(&self) -> impl Iterator<Item = (&str, &str)>

pub fn keys(&self) -> impl Iterator<Item = &str>

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

Trait Implementations

impl Clone for EnvMap

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for EnvMap

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

Formats the value using the given formatter.

impl Default for EnvMap

fn default() -> Self

Returns the “default value” for a type.