From 5fd2ef0221f0737127f524554a872e118b178416 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Thu, 18 May 2023 21:31:58 +0200
Subject: Ideas for an analyser for returning errors from defer

Still working out how to traverse the AST to be able to see the objects
I need.
---
 testdata/signature.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 testdata/signature.go

(limited to 'testdata')

diff --git a/testdata/signature.go b/testdata/signature.go
new file mode 100644
index 0000000..17cfd0b
--- /dev/null
+++ b/testdata/signature.go
@@ -0,0 +1,18 @@
+package main
+
+import "errors"
+
+func declareErrInSignature() error { // want "return signature should be '(err error)'"
+	var err error // Should use variable declared in signature
+
+	err = nil
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		err = errors.New("defer error")
+	}()
+
+	return nil // want "does not return 'err'"
+}
-- 
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