Struct MapEnvironment 

pub struct MapEnvironment { /* private fields */ }

A deterministic caller-owned interpolation environment.

Implementations

impl MapEnvironment

pub const fn new() -> Self

Creates an empty environment map.

pub fn insert( &mut self, name: impl Into<String>, value: impl Into<String>, ) -> Option<EnvironmentValue>

Inserts a non-sensitive value and returns the replaced value, if any.

pub fn insert_sensitive( &mut self, name: impl Into<String>, value: impl Into<String>, ) -> Option<EnvironmentValue>

Inserts a sensitive value and returns the replaced value, if any.

pub fn insert_value( &mut self, name: impl Into<String>, value: EnvironmentValue, ) -> Option<EnvironmentValue>

Inserts an already classified value and returns the replaced value, if any.

pub fn len(&self) -> usize

Returns the number of configured variables.

pub fn is_empty(&self) -> bool

Reports whether no variables are configured.

Trait Implementations

impl Clone for MapEnvironment

fn clone(&self) -> MapEnvironment

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MapEnvironment

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

Formats the value using the given formatter.

impl Default for MapEnvironment

fn default() -> MapEnvironment

Returns the “default value” for a type.

impl EnvironmentProvider for MapEnvironment

fn get(&self, name: &str) -> Option<EnvironmentValue>

Returns a variable value, or None when the variable is unset.

impl Eq for MapEnvironment

impl PartialEq for MapEnvironment

fn eq(&self, other: &MapEnvironment) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for MapEnvironment