Struct NixExprStats 

pub struct NixExprStats {
    pub node_count: u64,
    pub lambdas: u64,
    pub applications: u64,
    pub let_bindings: u64,
    pub attr_sets: u64,
    pub conditionals: u64,
    pub var_refs: u64,
    pub literals: u64,
    pub max_depth: u64,
}

Statistics about a Nix expression tree.

Fields

node_count: u64

Total number of nodes.

lambdas: u64

Number of lambda nodes.

applications: u64

Number of application nodes.

let_bindings: u64

Number of let-binding nodes.

attr_sets: u64

Number of attribute set nodes.

conditionals: u64

Number of if-then-else nodes.

var_refs: u64

Number of variable references.

literals: u64

Number of literal nodes.

max_depth: u64

Maximum nesting depth.

Implementations

impl NixExprStats

pub fn collect(expr: &NixExpr) -> Self

Collect statistics from an expression.

Trait Implementations

impl Clone for NixExprStats

fn clone(&self) -> NixExprStats

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for NixExprStats

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

Formats the value using the given formatter.

impl Default for NixExprStats

fn default() -> NixExprStats

Returns the “default value” for a type.