56 lines
2.2 KiB
Rust
56 lines
2.2 KiB
Rust
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use super::super::MirBuilder;
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use std::sync::atomic::{AtomicUsize, Ordering};
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use std::sync::OnceLock;
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// Dev-only KPI: resolve.choose Known rate
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static TOTAL_CHOOSE: AtomicUsize = AtomicUsize::new(0);
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static KNOWN_CHOOSE: AtomicUsize = AtomicUsize::new(0);
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static KPI_ENABLED: OnceLock<bool> = OnceLock::new();
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static SAMPLE_EVERY: OnceLock<usize> = OnceLock::new();
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fn kpi_enabled() -> bool {
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*KPI_ENABLED.get_or_init(|| std::env::var("NYASH_DEBUG_KPI_KNOWN").ok().as_deref() == Some("1"))
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}
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fn sample_every() -> usize {
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*SAMPLE_EVERY.get_or_init(|| {
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std::env::var("NYASH_DEBUG_SAMPLE_EVERY")
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.ok()
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.and_then(|s| s.parse::<usize>().ok())
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.unwrap_or(0)
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})
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}
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/// Dev‑only: emit a resolve.try event（candidates inspection）。
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pub(crate) fn emit_try(builder: &MirBuilder, meta: serde_json::Value) {
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let fn_name = builder.current_function.as_ref().map(|f| f.signature.name.as_str());
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let region = builder.debug_current_region_id();
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crate::debug::hub::emit("resolve", "try", fn_name, region.as_deref(), meta);
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}
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/// Dev‑only: emit a resolve.choose event（decision）。
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pub(crate) fn emit_choose(builder: &MirBuilder, meta: serde_json::Value) {
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let fn_name = builder.current_function.as_ref().map(|f| f.signature.name.as_str());
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let region = builder.debug_current_region_id();
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// KPI (dev-only)
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record_kpi(&meta);
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crate::debug::hub::emit("resolve", "choose", fn_name, region.as_deref(), meta);
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}
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/// Internal: Call from emit_choose wrapper to record KPI if enabled.
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#[allow(dead_code)]
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fn record_kpi(meta: &serde_json::Value) {
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if !kpi_enabled() { return; }
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let total = TOTAL_CHOOSE.fetch_add(1, Ordering::Relaxed) + 1;
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let certainty = meta.get("certainty").and_then(|v| v.as_str()).unwrap_or("");
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if certainty == "Known" {
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KNOWN_CHOOSE.fetch_add(1, Ordering::Relaxed);
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}
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let n = sample_every();
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if n > 0 && total % n == 0 {
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let known = KNOWN_CHOOSE.load(Ordering::Relaxed);
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let rate = if total > 0 { (known as f64) * 100.0 / (total as f64) } else { 0.0 };
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eprintln!("[NYASH-KPI] resolve.choose Known={} Total={} ({:.1}%)", known, total, rate);
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}
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}
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