37 lines
1.2 KiB
Rust
37 lines
1.2 KiB
Rust
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use std::io::Write;
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/// Minimal debug hub: JSONL event emitter (dev-only; default OFF).
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///
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/// Env knobs:
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/// - NYASH_DEBUG_ENABLE=1 master gate
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/// - NYASH_DEBUG_KINDS=resolve,ssa allowed cats (comma-separated)
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/// - NYASH_DEBUG_SINK=path file to append JSONL events
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pub fn emit(cat: &str, kind: &str, fn_name: Option<&str>, region_id: Option<&str>, meta: serde_json::Value) {
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if std::env::var("NYASH_DEBUG_ENABLE").ok().as_deref() != Some("1") {
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return;
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}
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if let Ok(kinds) = std::env::var("NYASH_DEBUG_KINDS") {
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if !kinds.split(',').any(|k| k.trim().eq_ignore_ascii_case(cat)) {
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return;
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}
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}
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let sink = match std::env::var("NYASH_DEBUG_SINK") {
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Ok(s) if !s.is_empty() => s,
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_ => return,
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};
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let ts = chrono::Utc::now().to_rfc3339_opts(chrono::SecondsFormat::Millis, true);
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let obj = serde_json::json!({
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"ts": ts,
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"phase": "builder",
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"fn": fn_name.unwrap_or("<unknown>"),
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"region_id": region_id.unwrap_or(""),
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"cat": cat,
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"kind": kind,
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"meta": meta,
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});
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if let Ok(mut f) = std::fs::OpenOptions::new().create(true).append(true).open(&sink) {
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let _ = writeln!(f, "{}", obj.to_string());
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}
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}
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