From 160068cfc2fe61a404f4ad5a77c4187292a89d70 Mon Sep 17 00:00:00 2001
From: Xianzhe Liang <liangxianzhe@gmail.com>
Date: Sun, 3 Mar 2024 17:55:42 -0800
Subject: [PATCH] Add from bytes and vector for DataValue.

So it is easier to into DataValue.
---
 cozo-core/src/data/tests/values.rs |  2 ++
 cozo-core/src/data/value.rs        | 27 ++++++++++++++++++++++++---
 2 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/cozo-core/src/data/tests/values.rs b/cozo-core/src/data/tests/values.rs
index 1f565214..572cf386 100644
--- a/cozo-core/src/data/tests/values.rs
+++ b/cozo-core/src/data/tests/values.rs
@@ -46,6 +46,8 @@ fn display_datavalues() {
     println!("{}", DataValue::from(-1121212121.331212121));
     println!("{}", DataValue::from(f64::NAN));
     println!("{}", DataValue::from(f64::NEG_INFINITY));
+    println!("{}", DataValue::from(vec![10, 20]));
+    println!("{}", DataValue::from(vec!["hello", "你好"]));
     println!(
         "{}",
         DataValue::List(vec![
diff --git a/cozo-core/src/data/value.rs b/cozo-core/src/data/value.rs
index ad91dd99..abcb2ce4 100644
--- a/cozo-core/src/data/value.rs
+++ b/cozo-core/src/data/value.rs
@@ -438,12 +438,24 @@ impl Hash for Vector {
     }
 }
 
+impl From<bool> for DataValue {
+    fn from(value: bool) -> Self {
+        DataValue::Bool(value)
+    }
+}
+
 impl From<i64> for DataValue {
     fn from(v: i64) -> Self {
         DataValue::Num(Num::Int(v))
     }
 }
 
+impl From<i32> for DataValue {
+    fn from(v: i32) -> Self {
+        DataValue::Num(Num::Int(v as i64))
+    }
+}
+
 impl From<f64> for DataValue {
     fn from(v: f64) -> Self {
         DataValue::Num(Num::Float(v))
@@ -462,9 +474,18 @@ impl From<String> for DataValue {
     }
 }
 
-impl From<bool> for DataValue {
-    fn from(value: bool) -> Self {
-        DataValue::Bool(value)
+impl From<Vec<u8>> for DataValue {
+    fn from(v: Vec<u8>) -> Self {
+        DataValue::Bytes(v)
+    }
+}
+
+impl<T: Into<DataValue>> From<Vec<T>> for DataValue {
+    fn from(v: Vec<T>) -> Self
+    where
+        T: Into<DataValue>,
+    {
+        DataValue::List(v.into_iter().map(Into::into).collect())
     }
 }