Add Default trait implementation for Witness

Resolves #815
dusk-network · Feb 27, 2024 · 9baa8b7 · 9baa8b7
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Reduce hades constants count in circuit compression from 960 to 335 [#813]
 
+### Added
+
+- Add `Default` trait for `Witness` [#815]
+
 ## [0.19.0] - 2024-01-03
 
 ### Fixed

diff --git a/src/composer/constraint_system/witness.rs b/src/composer/constraint_system/witness.rs
@@ -29,6 +29,12 @@ pub struct Witness {
     index: usize,
 }
 
+impl Default for Witness {
+    fn default() -> Self {
+        Self::ZERO
+    }
+}
+
 impl Witness {
     /// A `0` witness representation.
     pub const ZERO: Witness = Witness::new(0);