From e717e32badebcd34f590e1e58d6417ebf8c8d973 Mon Sep 17 00:00:00 2001
From: Ben Bridle <bridle.benjamin@gmail.com>
Date: Thu, 13 Feb 2025 20:23:25 +1300
Subject: Create struct for reporting unused definitions

---
 src/reports/mod.rs            |  2 ++
 src/reports/unused_symbols.rs | 20 ++++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 src/reports/unused_symbols.rs

(limited to 'src/reports')

diff --git a/src/reports/mod.rs b/src/reports/mod.rs
index 49fdff7..eb7a52f 100644
--- a/src/reports/mod.rs
+++ b/src/reports/mod.rs
@@ -1,10 +1,12 @@
 mod resolver_error;
 mod source_hierarchy;
 mod source_symbols;
+mod unused_symbols;
 
 pub use resolver_error::*;
 pub use source_hierarchy::*;
 pub use source_symbols::*;
+pub use unused_symbols::*;
 
 use crate::*;
 
diff --git a/src/reports/unused_symbols.rs b/src/reports/unused_symbols.rs
new file mode 100644
index 0000000..7cd3596
--- /dev/null
+++ b/src/reports/unused_symbols.rs
@@ -0,0 +1,20 @@
+use crate::*;
+
+
+pub struct UnusedSymbols<'a> {
+    pub resolver: &'a Resolver,
+}
+
+impl<'a> UnusedSymbols<'a> {
+    pub fn report(&self) {
+        for definition in &self.resolver.definitions {
+            if definition.references.is_empty() {
+                let message = format!(
+                    "Unused definition '{BOLD}{:?}{NORMAL}'",
+                    definition.tracked.symbol);
+                let context = definition.tracked.context(self.resolver);
+                report_source_issue(LogLevel::Warn, &context, &message);
+            }
+        }
+    }
+}
-- 
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