subplotlib: Run subplot.md in Rust too

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/subplotlib/build.rs b/subplotlib/build.rs
index 5f94883..a809a68 100644
--- a/subplotlib/build.rs
+++ b/subplotlib/build.rs
@@ -17,9 +17,10 @@ use std::path::Path;
 fn main() {
     let subplots = glob("*.md").expect("failed to find subplots in subplotlib");
     let tests = Path::new("tests");
+    let subplots = subplots.chain(Some(Ok("../subplot.md".into())));
     for entry in subplots {
         let entry = entry.expect("failed to get subplot dir entry in subplotlib");
-        let mut inc = tests.join(&entry);
+        let mut inc = tests.join(&entry.file_name().unwrap());
         inc.set_extension("rs");
         if !inc.exists() {
             panic!("missing include file: {}", inc.display());