diff --git a/Cargo.toml b/Cargo.toml
index 529e116..e71028c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,4 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-serde = "1.0"
-
-[dev-dependencies]
-trybuild = "1.0"
+serde = "1.0"
\ No newline at end of file
diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 0000000..7e681c3
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,16 @@
+use serde::ser;
+
+#[derive(Debug)]
+pub struct CoronaError(String);
+
+impl std::fmt::Display for CoronaError {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { todo!() }
+}
+
+impl std::error::Error for CoronaError {}
+
+impl ser::Error for CoronaError {
+    fn custom<T>(msg:T)->Self where T: std::fmt::Display {
+        Self(msg.to_string())
+    }
+}
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
index ca5090e..5ecaf2e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,209 +1,2 @@
-use serde::ser;
-use std::io::Write;
-
-pub struct Corona<W: Write>(W);
-
-impl<W: Write> ser::Serializer for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    type SerializeSeq = Corona<W>;
-    type SerializeTuple = Corona<W>;
-    type SerializeTupleStruct = Corona<W>;
-    type SerializeTupleVariant = Corona<W>;
-    type SerializeMap = Corona<W>;
-    type SerializeStruct = Corona<W>;
-    type SerializeStructVariant = Corona<W>;
-
-    fn serialize_bool(self, v: bool) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_i8(self, v: i8) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_i16(self, v: i16) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_i32(self, v: i32) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_i64(self, v: i64) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_u8(self, v: u8) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_u16(self, v: u16) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_u32(self, v: u32) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_u64(self, v: u64) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_f32(self, v: f32) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_f64(self, v: f64) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_char(self, v: char) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_str(self, v: &str) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_bytes(self, v: &[u8]) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_none(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_some<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    
-        fn serialize_unit(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_unit_struct(self, name: &'static str) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_unit_variant(
-        self,
-        name: &'static str,
-        variant_index: u32,
-        variant: &'static str,
-    ) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-    fn serialize_newtype_struct<T: ?Sized>(
-        self,
-        name: &'static str,
-        value: &T,
-    ) -> Result<Self::Ok, Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    
-        fn serialize_newtype_variant<T: ?Sized>(
-        self,
-        name: &'static str,
-        variant_index: u32,
-        variant: &'static str,
-        value: &T,
-    ) -> Result<Self::Ok, Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    
-        fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> { todo!() }
-    
-    fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> { todo!() }
-    
-    fn serialize_tuple_struct(
-        self,
-        name: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeTupleStruct, Self::Error> { todo!() }
-    
-    fn serialize_tuple_variant(
-        self,
-        name: &'static str,
-        variant_index: u32,
-        variant: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeTupleVariant, Self::Error> { todo!() }
-    
-    fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> { todo!() }
-    
-    fn serialize_struct(
-        self,
-        name: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeStruct, Self::Error> { todo!() }
-    
-    fn serialize_struct_variant(
-        self,
-        name: &'static str,
-        variant_index: u32,
-        variant: &'static str,
-        len: usize,
-    ) -> Result<Self::SerializeStructVariant, Self::Error> { todo!() }
-    
-    fn collect_str<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
-    where
-        T: std::fmt::Display { todo!() }
-
-}
-
-impl<W: Write> ser::SerializeSeq for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-
-}
-impl<W: Write> ser::SerializeTuple for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-}
-impl<W: Write> ser::SerializeTupleStruct for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-}
-impl<W: Write> ser::SerializeTupleVariant for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-}
-impl<W: Write> ser::SerializeMap for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_key<T: ?Sized>(&mut self, key: &T) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn serialize_value<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-}
-impl<W: Write> ser::SerializeStruct for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_field<T: ?Sized>(
-        &mut self,
-        key: &'static str,
-        value: &T,
-    ) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-}
-impl<W: Write> ser::SerializeStructVariant for Corona<W> {
-    type Ok = ();
-    type Error = CoronaError;
-    fn serialize_field<T: ?Sized>(
-        &mut self,
-        key: &'static str,
-        value: &T,
-    ) -> Result<(), Self::Error>
-    where
-        T: serde::Serialize { todo!() }
-    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
-    
-}
-
-#[derive(Debug)]
-pub struct CoronaError(String);
-
-impl std::fmt::Display for CoronaError {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { todo!() }
-}
-
-impl std::error::Error for CoronaError {
-
-}
-impl ser::Error for CoronaError {
-    fn custom<T>(msg:T)->Self where T: std::fmt::Display {
-        Self(msg.to_string())
-    }
-}
\ No newline at end of file
+pub mod ser;
+pub mod error;
\ No newline at end of file
diff --git a/src/ser.rs b/src/ser.rs
new file mode 100644
index 0000000..9e30842
--- /dev/null
+++ b/src/ser.rs
@@ -0,0 +1,194 @@
+use serde::ser;
+use std::io::Write;
+use crate::error::CoronaError;
+
+pub struct Corona<W: Write>(W);
+
+impl<W: Write> ser::Serializer for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    type SerializeSeq = Corona<W>;
+    type SerializeTuple = Corona<W>;
+    type SerializeTupleStruct = Corona<W>;
+    type SerializeTupleVariant = Corona<W>;
+    type SerializeMap = Corona<W>;
+    type SerializeStruct = Corona<W>;
+    type SerializeStructVariant = Corona<W>;
+
+    fn serialize_bool(self, v: bool) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_i8(self, v: i8) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_i16(self, v: i16) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_i32(self, v: i32) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_i64(self, v: i64) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_u8(self, v: u8) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_u16(self, v: u16) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_u32(self, v: u32) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_u64(self, v: u64) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_f32(self, v: f32) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_f64(self, v: f64) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_char(self, v: char) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_str(self, v: &str) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_bytes(self, v: &[u8]) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_none(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_some<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    
+        fn serialize_unit(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_unit_struct(self, name: &'static str) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_unit_variant(
+        self,
+        name: &'static str,
+        variant_index: u32,
+        variant: &'static str,
+    ) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+    fn serialize_newtype_struct<T: ?Sized>(
+        self,
+        name: &'static str,
+        value: &T,
+    ) -> Result<Self::Ok, Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    
+        fn serialize_newtype_variant<T: ?Sized>(
+        self,
+        name: &'static str,
+        variant_index: u32,
+        variant: &'static str,
+        value: &T,
+    ) -> Result<Self::Ok, Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    
+        fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> { todo!() }
+    
+    fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> { todo!() }
+    
+    fn serialize_tuple_struct(
+        self,
+        name: &'static str,
+        len: usize,
+    ) -> Result<Self::SerializeTupleStruct, Self::Error> { todo!() }
+    
+    fn serialize_tuple_variant(
+        self,
+        name: &'static str,
+        variant_index: u32,
+        variant: &'static str,
+        len: usize,
+    ) -> Result<Self::SerializeTupleVariant, Self::Error> { todo!() }
+    
+    fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> { todo!() }
+    
+    fn serialize_struct(
+        self,
+        name: &'static str,
+        len: usize,
+    ) -> Result<Self::SerializeStruct, Self::Error> { todo!() }
+    
+    fn serialize_struct_variant(
+        self,
+        name: &'static str,
+        variant_index: u32,
+        variant: &'static str,
+        len: usize,
+    ) -> Result<Self::SerializeStructVariant, Self::Error> { todo!() }
+    
+    fn collect_str<T: ?Sized>(self, value: &T) -> Result<Self::Ok, Self::Error>
+    where
+        T: std::fmt::Display { todo!() }
+
+}
+
+impl<W: Write> ser::SerializeSeq for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+
+}
+impl<W: Write> ser::SerializeTuple for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_element<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+}
+impl<W: Write> ser::SerializeTupleStruct for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+}
+impl<W: Write> ser::SerializeTupleVariant for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_field<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+}
+impl<W: Write> ser::SerializeMap for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_key<T: ?Sized>(&mut self, key: &T) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn serialize_value<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+}
+impl<W: Write> ser::SerializeStruct for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_field<T: ?Sized>(
+        &mut self,
+        key: &'static str,
+        value: &T,
+    ) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+}
+impl<W: Write> ser::SerializeStructVariant for Corona<W> {
+    type Ok = ();
+    type Error = CoronaError;
+    fn serialize_field<T: ?Sized>(
+        &mut self,
+        key: &'static str,
+        value: &T,
+    ) -> Result<(), Self::Error>
+    where
+        T: serde::Serialize { todo!() }
+    fn end(self) -> Result<Self::Ok, Self::Error> { todo!() }
+    
+}
\ No newline at end of file