diff --git a/src/ast.rs b/src/ast.rs
index 2f5c5b8..8a78221 100644
--- a/src/ast.rs
+++ b/src/ast.rs
@@ -1,4 +1,4 @@
-use std::{convert::TryFrom, str};
+use std::str;
 
 #[derive(PartialEq, Debug)]
 pub enum InterfaceType {
@@ -15,26 +15,6 @@ pub enum InterfaceType {
     AnyRef,
 }
 
-impl TryFrom<u64> for InterfaceType {
-    type Error = &'static str;
-
-    fn try_from(code: u64) -> Result<Self, Self::Error> {
-        Ok(match code {
-            0x7fff => Self::Int,
-            0x7ffe => Self::Float,
-            0x7ffd => Self::Any,
-            0x7ffc => Self::String,
-            0x7ffb => Self::Seq,
-            0x7f => Self::I32,
-            0x7e => Self::I64,
-            0x7d => Self::F32,
-            0x7c => Self::F64,
-            0x6f => Self::AnyRef,
-            _ => return Err("Unknown interface type code."),
-        })
-    }
-}
-
 #[derive(PartialEq, Debug)]
 pub(crate) enum AdapterKind {
     Import,
@@ -42,19 +22,6 @@ pub(crate) enum AdapterKind {
     HelperFunction,
 }
 
-impl TryFrom<u8> for AdapterKind {
-    type Error = &'static str;
-
-    fn try_from(code: u8) -> Result<Self, Self::Error> {
-        Ok(match code {
-            0x0 => Self::Import,
-            0x1 => Self::Export,
-            0x2 => Self::HelperFunction,
-            _ => return Err("Unknown adapter kind code."),
-        })
-    }
-}
-
 #[derive(PartialEq, Debug)]
 pub enum Instruction<'input> {
     ArgumentGet(u64),
diff --git a/src/parsers.rs b/src/decoders/binary.rs
similarity index 95%
rename from src/parsers.rs
rename to src/decoders/binary.rs
index 9d88ab1..614b7b8 100644
--- a/src/parsers.rs
+++ b/src/decoders/binary.rs
@@ -5,6 +5,39 @@ use nom::{
 };
 use std::{convert::TryFrom, str};
 
+impl TryFrom<u64> for InterfaceType {
+    type Error = &'static str;
+
+    fn try_from(code: u64) -> Result<Self, Self::Error> {
+        Ok(match code {
+            0x7fff => Self::Int,
+            0x7ffe => Self::Float,
+            0x7ffd => Self::Any,
+            0x7ffc => Self::String,
+            0x7ffb => Self::Seq,
+            0x7f => Self::I32,
+            0x7e => Self::I64,
+            0x7d => Self::F32,
+            0x7c => Self::F64,
+            0x6f => Self::AnyRef,
+            _ => return Err("Unknown interface type code."),
+        })
+    }
+}
+
+impl TryFrom<u8> for AdapterKind {
+    type Error = &'static str;
+
+    fn try_from(code: u8) -> Result<Self, Self::Error> {
+        Ok(match code {
+            0x0 => Self::Import,
+            0x1 => Self::Export,
+            0x2 => Self::HelperFunction,
+            _ => return Err("Unknown adapter kind code."),
+        })
+    }
+}
+
 fn byte<'input, E: ParseError<&'input [u8]>>(input: &'input [u8]) -> IResult<&'input [u8], u8, E> {
     if input.is_empty() {
         return Err(Err::Error(make_error(input, ErrorKind::Eof)));