From 4fdb6bbe7a23936bd2f67d2e15e3d746af7f88db Mon Sep 17 00:00:00 2001
From: Zelda Hessler <zhessler@amazon.com>
Date: Wed, 29 Dec 2021 14:15:53 -0600
Subject: [PATCH] fix: exit with error code on failure (#1014)

add: print directories at start
---
 tools/smithy-rs-sync/src/main.rs | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/tools/smithy-rs-sync/src/main.rs b/tools/smithy-rs-sync/src/main.rs
index 1e59cf9326..7bd7f27d13 100644
--- a/tools/smithy-rs-sync/src/main.rs
+++ b/tools/smithy-rs-sync/src/main.rs
@@ -59,20 +59,28 @@ pub(crate) use here;
 /// --smithy-rs /Users/zhessler/Documents/smithy-rs-test/ \
 /// --aws-sdk /Users/zhessler/Documents/aws-sdk-rust-test/
 /// ```
-fn main() {
+fn main() -> Result<()> {
     let Opt {
         smithy_rs,
         aws_sdk,
         branch,
     } = Opt::from_args();
 
-    if let Err(e) = sync_aws_sdk_with_smithy_rs(&smithy_rs, &aws_sdk, &branch) {
-        eprintln!("Sync failed with error: {:?}", e);
-    };
+    sync_aws_sdk_with_smithy_rs(&smithy_rs, &aws_sdk, &branch)
+        .map_err(|e| e.context("The sync failed"))
 }
 
 /// Run through all commits made to `smithy-rs` since last sync and "replay" them onto `aws-sdk-rust`.
 fn sync_aws_sdk_with_smithy_rs(smithy_rs: &Path, aws_sdk: &Path, branch: &str) -> Result<()> {
+    eprintln!(
+        "aws-sdk-rust path:\t{}",
+        aws_sdk.canonicalize().context(here!())?.display()
+    );
+    eprintln!(
+        "smithy-rs path:\t{}",
+        smithy_rs.canonicalize().context(here!())?.display()
+    );
+
     // Open the repositories we'll be working with
     let smithy_rs_repo = Repository::open(smithy_rs).context("couldn't open smithy-rs repo")?;
     let aws_sdk_repo = Repository::open(aws_sdk).context("couldn't open aws-sdk-rust repo")?;