Rendering spans

src/renderer/errors.rs

@@ -0,0 +1,48 @@
+use std::error;
+use std::fmt;
+
+#[derive(Clone)]
+pub struct RenderError {
+    pub message: String,
+}
+
+#[derive(Clone)]
+pub struct CompileError {
+    pub message: String,
+}
+
+impl fmt::Display for RenderError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "Error rendering: {}", self.message)
+    }
+}
+
+impl fmt::Debug for RenderError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "Error rendering: {}", self.message)
+    }
+}
+
+impl error::Error for RenderError {
+    fn source(&self) -> Option<&(dyn error::Error + 'static)> {
+        None
+    }
+}
+
+impl fmt::Display for CompileError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "Error rendering: {}", self.message)
+    }
+}
+
+impl fmt::Debug for CompileError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "Error rendering: {}", self.message)
+    }
+}
+
+impl error::Error for CompileError {
+    fn source(&self) -> Option<&(dyn error::Error + 'static)> {
+        None
+    }
+}