From 0585e43fa82a359e768815394b493801773feb0c Mon Sep 17 00:00:00 2001
From: Daniel Schadt <kingdread@gmx.de>
Date: Mon, 17 Aug 2020 14:52:11 +0200
Subject: add Log::errors convenience method

---
 CHANGELOG.md        |  3 +++
 examples/loginfo.rs |  4 ++++
 src/lib.rs          | 16 ++++++++++++++++
 3 files changed, 23 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c7c6b4b..3450b48 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,9 @@
 All notable changes to this project will be documented in this file.
 
 ## Unreleased
+### Added
+- `Log::errors` as a convenience function.
+
 ### Fixed
 - Fixed the conversion from `CBTS_ERROR` to `EventKind::Error` not having the
   correct text.
diff --git a/examples/loginfo.rs b/examples/loginfo.rs
index 927ff52..978fede 100644
--- a/examples/loginfo.rs
+++ b/examples/loginfo.rs
@@ -36,4 +36,8 @@ fn main() {
     }
 
     println!("Number of recorded events: {}", log.events().len());
+
+    for error in log.errors() {
+        println!("Error in log: {}", error);
+    }
 }
diff --git a/src/lib.rs b/src/lib.rs
index b3c587d..cd483da 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -897,4 +897,20 @@ impl Log {
             }
         })
     }
+
+    /// Returns all error strings that were captured.
+    ///
+    /// If no errors were encountered, an empty vec is returned.
+    ///
+    /// Note that those are errors reported verbatim by arcdps, nothing that evtclib
+    /// produces/interprets.
+    pub fn errors(&self) -> Vec<&str> {
+        self.events().iter().filter_map(|e| {
+            if let EventKind::Error { ref text } = e.kind() {
+                Some(text as &str)
+            } else {
+                None
+            }
+        }).collect()
+    }
 }
-- 
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