From 4a6a28065fc913083b8c64af920601b527154853 Mon Sep 17 00:00:00 2001
From: iliana etaoin <iliana@oxide.computer>
Date: Fri, 21 Jun 2024 21:09:24 +0000
Subject: [PATCH] check for bin target collisions in CI

---
 dev-tools/xtask/src/check_workspace_deps.rs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/dev-tools/xtask/src/check_workspace_deps.rs b/dev-tools/xtask/src/check_workspace_deps.rs
index 94de557a46..73d5643ffb 100644
--- a/dev-tools/xtask/src/check_workspace_deps.rs
+++ b/dev-tools/xtask/src/check_workspace_deps.rs
@@ -146,6 +146,23 @@ pub fn run_cmd() -> Result<()> {
         }
     }
 
+    let mut seen_bins = BTreeSet::new();
+    for package in &workspace.packages {
+        if workspace.workspace_members.contains(&package.id) {
+            for target in &package.targets {
+                if target.is_bin() {
+                    if !seen_bins.insert(&target.name) {
+                        eprintln!(
+                            "error: bin target {:?} seen multiple times",
+                            target.name
+                        );
+                        nerrors += 1;
+                    }
+                }
+            }
+        }
+    }
+
     eprintln!(
         "check-workspace-deps: errors: {}, warnings: {}",
         nerrors, nwarnings