Struct ExprContext 

pub struct ExprContext {
    pub input: Value,
    pub steps: HashMap<String, StepResult>,
}

Evaluation context holding pipeline state.

Fields

input: Value

steps: HashMap<String, StepResult>

Implementations

impl ExprContext

pub fn new(input: Value) -> Self

pub fn eval(&self, expr: &str) -> Result<Value, ExprError>

Evaluate an expression string. Returns the resolved Value.

If the string is {{ path }}, resolves it. Otherwise returns the string as a JSON string value.

pub fn eval_f32(&self, expr: &str) -> Result<f32, ExprError>

Evaluate an expression to f32 (for confidence routing).