From 3c92bad9a7cd6b880de197806443ffcce2cac9d8 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Sat, 31 Jul 2021 22:59:14 +0200
Subject: Pretty-printed diagnostics with traceback

---
 src/util/eco.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'src/util')

diff --git a/src/util/eco.rs b/src/util/eco.rs
index 7fe1ac9c..00f87872 100644
--- a/src/util/eco.rs
+++ b/src/util/eco.rs
@@ -193,6 +193,24 @@ impl From<&String> for EcoString {
     }
 }
 
+impl From<EcoString> for String {
+    fn from(s: EcoString) -> Self {
+        match s.0 {
+            Repr::Small { .. } => s.as_str().to_owned(),
+            Repr::Large(rc) => match Rc::try_unwrap(rc) {
+                Ok(string) => string,
+                Err(rc) => (*rc).clone(),
+            },
+        }
+    }
+}
+
+impl From<&EcoString> for String {
+    fn from(s: &EcoString) -> Self {
+        s.as_str().to_owned()
+    }
+}
+
 impl Deref for EcoString {
     type Target = str;
 
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