gam-problem 0.3.127

Neutral solver/criterion contract types for the gam penalized-likelihood engine
Documentation 
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use serde::{Deserialize, Serialize};

/// Role of a coefficient block within a multi-parameter model.
#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
pub enum BlockRole {
    /// Single-parameter GAM (standard GLM/GAM mean model).
    Mean,
    /// Location parameter in GAMLSS / survival location-scale.
    Location,
    /// Scale (log-sigma) parameter in GAMLSS / survival location-scale.
    Scale,
    /// Time/baseline hazard block in survival models.
    Time,
    /// Threshold block in survival models.
    Threshold,
    /// Link-wiggle correction block.
    LinkWiggle,
}

impl BlockRole {
    #[inline]
    pub const fn name(self) -> &'static str {
        match self {
            Self::Mean => "mean",
            Self::Location => "location",
            Self::Scale => "scale",
            Self::Time => "time",
            Self::Threshold => "threshold",
            Self::LinkWiggle => "link-wiggle",
        }
    }
}