active-core 1.1.0

Core implementation of the Active configuration and data language: lexer, parser, IR, dependency graph, evaluator, type system and diagnostics
Documentation 
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//! Structured diagnostics and repair records

use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Diagnostic {
    pub severity: Severity,
    pub code: String,
    pub message: String,
    pub path: Option<String>,
    pub span: Option<Span>,
    pub repair: Option<Repair>,
    /// 0.0 – 1.0
    pub confidence: f64,
    /// Source file the diagnostic came from. Set for multi-file documents
    /// (includes, C-025); unset for single-file parses, where tools fall
    /// back to the input filename.
    #[serde(default)]
    pub file: Option<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "lowercase")]
pub enum Severity {
    Error,
    Warning,
    Info,
    Hint,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Span {
    pub line: u32,
    pub column: u32,
    pub end_line: u32,
    pub end_column: u32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Repair {
    pub original: String,
    pub suggested: String,
    pub kind: RepairKind,
    /// If true, safe to auto-apply
    pub safe: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum RepairKind {
    InsertQuote,
    RemoveTrailingComma,
    KeyTypo,
    TypeCoercion,
    MissingDefault,
    UnitNormalization,
    Other(String),
}

/// Official confidence thresholds used by the healer
pub mod thresholds {
    pub const AUTO_APPLY: f64 = 0.95;
    pub const HIGH: f64 = 0.85;
    pub const MEDIUM: f64 = 0.70;
    // below MEDIUM → never auto-apply
}