From fb64c0fb491b5a4d481e1a32efb57199f6bd89c2 Mon Sep 17 00:00:00 2001
From: iximeow <git@iximeow.net>
Date: Thu, 29 Dec 2022 19:08:35 +0000
Subject: allow goodfiles to query current time

---
 src/lua/mod.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/lua/mod.rs b/src/lua/mod.rs
index f186e6b..8f14b9a 100644
--- a/src/lua/mod.rs
+++ b/src/lua/mod.rs
@@ -4,6 +4,7 @@ use rlua::prelude::*;
 
 use std::sync::{Arc, Mutex};
 use std::path::PathBuf;
+use std::time::{UNIX_EPOCH, SystemTime};
 
 pub const DEFAULT_RUST_GOODFILE: &'static [u8] = include_bytes!("../../config/goodfiles/rust.lua");
 
@@ -142,6 +143,15 @@ impl BuildEnv {
         })
             .map_err(|e| format!("problem defining metric function: {:?}", e))?;
 
+        let now_ms = lua_ctx.create_function(move |_, ()| {
+            let now = SystemTime::now();
+            Ok(now
+                .duration_since(UNIX_EPOCH)
+                .expect("now is later than epoch")
+                .as_millis() as u64)
+        })
+            .map_err(|e| format!("problem defining now_ms function: {:?}", e))?;
+
         let job_ref = Arc::clone(&self.job);
         let artifact = lua_ctx.create_function(move |_, (path, name): (String, Option<String>)| {
             let path: PathBuf = path.into();
@@ -214,6 +224,7 @@ impl BuildEnv {
                 ("metric", metric),
                 ("error", error),
                 ("artifact", artifact),
+                ("now_ms", now_ms),
             ]
         ).unwrap();
         build_functions.set("environment", build_environment).unwrap();
-- 
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