Added defaults

src/escpos.rs

@@ -13,35 +13,39 @@ pub enum EscPosError {
 }
 
 #[repr(u8)]
-#[derive(Debug, Deserialize)]
+#[derive(Debug, Deserialize, Default)]
 #[serde(rename_all = "lowercase")]
 pub enum QREcc {
     Low = 48,
+    #[default]
     Medium = 49,
     Quartile = 50,
     High = 51,
 }
 #[repr(u8)]
-#[derive(Debug, Deserialize)]
+#[derive(Debug, Deserialize, Default)]
 #[serde(rename_all = "lowercase")]
 pub enum BARTextPosition {
     Hidden = 0,
     Above = 1,
+    #[default]
     Below = 2,
     Both = 3,
 }
 #[repr(u8)]
-#[derive(Debug, Deserialize)]
+#[derive(Debug, Deserialize, Default)]
 #[serde(rename_all = "lowercase")]
 pub enum BARType {
+    #[default]
     Code128 = 0x49,
     Ean13 = 0x43,
     Upca = 0x41,
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Debug, Deserialize, Default)]
 #[serde(rename_all = "lowercase")]
 pub enum ImageOrientation {
+    #[default]
     Preserve,
     Largest,
     LargestOrientation,
@@ -155,7 +159,7 @@ impl EscPosBuilder {
         img: &DynamicImage,
         orientation: Option<ImageOrientation>,
     ) -> () {
-        let orientation = orientation.unwrap_or(ImageOrientation::Preserve);
+        let orientation = orientation.unwrap_or_default();
         let mw = self.max_width as u32;
 
         let mut image = img.clone();
@@ -207,7 +211,7 @@ impl EscPosBuilder {
 
     pub fn write_qr(&mut self, text: &str, size: Option<u8>, ecc: Option<QREcc>) -> () {
         let mut buf: Vec<u8> = vec![];
-        let ecc = ecc.unwrap_or(QREcc::Medium);
+        let ecc = ecc.unwrap_or_default();
         let size = match size {
             Some(v) => v.clamp(6, 15),
             None => 10,
@@ -259,8 +263,8 @@ impl EscPosBuilder {
     ) -> Result<(), EscPosError> {
         let height: u8 = height.unwrap_or(80);
         let mod_width: u8 = mod_width.unwrap_or(2);
-        let text_position = text_position.unwrap_or(BARTextPosition::Below) as u8;
-        let bar_type = bar_type.unwrap_or(BARType::Code128);
+        let text_position = text_position.unwrap_or_default() as u8;
+        let bar_type = bar_type.unwrap_or_default();
 
         let text = text.as_bytes();
         let len = text.len() as u8;