Enum UsageExpr 

pub enum UsageExpr {
    Config {
        name: String,
        value: usize,
    },
    StructSize {
        name: String,
        value: usize,
    },
    Constant {
        name: String,
        value: usize,
    },
    Product {
        values: Vec<UsageExpr>,
    },
    Sum {
        values: Vec<UsageExpr>,
    },
}

Represents a memory usage expression for a component.

Variants

Config

A config value

Fields

name: String

The name

value: usize

The value

StructSize

A struct size

Fields

name: String

The value

value: usize

The value

Constant

A constant value

Fields

name: String

The name

value: usize

The value

Product

A product of subexpressions

Fields

values: Vec<UsageExpr>

Values to multiply

Sum

A sum of subexpressions

Fields

values: Vec<UsageExpr>

Values to add

Implementations

impl UsageExpr

pub fn config(s: impl Into<String>, value: usize) -> Self

Creates a new usage expression that is a config value.

pub fn constant(s: impl Into<String>, value: usize) -> Self

Creates a new usage expression that is a constant value.

pub fn struct_size<T>(s: impl Into<String>) -> Self

Creates a new usage expression that is a struct size.

pub fn product(_s: impl Into<String>, lhs: UsageExpr, rhs: UsageExpr) -> Self

Creates a new usage expression that is the product of two subexpressions.

pub fn sum(_s: impl Into<String>, lhs: UsageExpr, rhs: UsageExpr) -> Self

Creates a new usage expression that is the sum of two subexpressions.

Trait Implementations

impl Clone for UsageExpr

fn clone(&self) -> UsageExpr

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for UsageExpr

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

Formats the value using the given formatter.

impl Serialize for UsageExpr

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.