diff --git a/corpus/types.sk b/corpus/types.sk
new file mode 100644
index 0000000..ec7b900
--- /dev/null
+++ b/corpus/types.sk
@@ -0,0 +1,24 @@
+
+type Food = #[
+	Apple Num
+	Banana Num
+	Cereal Num
+	Milk #(String Num)
+]
+
+type Utils = #[
+	Paper Num
+	Detergent Num
+	Pencils Num
+]
+
+type Packaging = #[
+	Bag
+	PlasticBag
+]
+
+type ShoppingList = #{
+	food: Food
+	utils: Utils
+	packaging: Packaging
+}
diff --git a/src/grammar.pest b/src/grammar.pest
index ba706f3..f0d9c13 100644
--- a/src/grammar.pest
+++ b/src/grammar.pest
@@ -1,9 +1,11 @@
-file = { "hello world" }
+file = {
+    SOI ~ MLF ~ (statement ~ MLF)* ~ EOI
+}
 
-block      =  { "{" ~ MLF ~ block_line ~ MLF ~ "}" }
-block_line = _{ expr | (statement ~ MLF)* }
 statement  =  { (decl | type_decl | expr) ~ TERMINATE }
 decl       =  { "let" ~ #name = ident ~ #args = (ident)* ~ "=" ~ expr }
+block      =  { "{" ~ MLF ~ block_line ~ MLF ~ "}" }
+block_line = _{ expr | (statement ~ MLF)* }
 
 type_decl = { "type" ~ #name = type_ident ~ "=" ~ type_expr }
 type_expr = { tuple | rec | enum | type_ident }
@@ -14,8 +16,8 @@ tuple_entry = _{ type_expr ~ MLF }
 rec       = { "#{" ~ MLF ~ (rec_field ~ TERMINATE ~ MLF)* ~ rec_field? ~ MLF ~ "}" }
 rec_field = { #field_name = ident ~ ":" ~ #field_type = type_expr* }
 
-enum     = { "#[" ~ (enum_vrt ~ TERMINATE ~ MLF)* ~ enum_vrt? ~ "]" }
-enum_vrt = { #vrt_name = ident ~ type_expr }
+enum     = { "#[" ~ MLF ~ (enum_vrt ~ TERMINATE ~ MLF)* ~ enum_vrt? ~ "]" }
+enum_vrt = { #vrt_name = ident ~ type_expr? }
 
 type_ident = ${ #name = ident ~ #args = type_args? }
 type_args  =  { "<" ~ MLF ~ type_ident* ~ MLF ~ ">" }
@@ -46,8 +48,10 @@ float   = @{
 byte    = @{ "0x" ~ ASCII_HEX_DIGIT{1, 2} | "0b" ~ ASCII_BIN_DIGIT{0, 8} }
 boolean = @{ "true" | "false" }
 
+KEYWORD   = _{ "let" }
+TERMINATE = _{ LF | EOI | ";" }
+MLF       = _{ (LF)* }
+LF        = _{ "\n" | "\r" }
+
 WHITESPACE = _{ " " | "\t" }
-KEYWORD    = _{ "let" }
-TERMINATE  = _{ LF | EOI | ";" }
-MLF        = _{ (LF)* }
-LF         = _{ "\n" | "\r" }
+COMMENT    = _{ "/*" ~ (!"*/" ~ ANY)* ~ "*/" }
diff --git a/src/test/mod.rs b/src/test/mod.rs
index ae20ded..f6c6b58 100644
--- a/src/test/mod.rs
+++ b/src/test/mod.rs
@@ -6,6 +6,10 @@ mod types;
 use crate::parse;
 
 #[test]
-fn it_parses() {
-    parse("hello world").unwrap();
+fn it_parse_types() {
+    let result = parse(include_str!("../../corpus/types.sk"));
+
+    if let Err(e) = result {
+        panic!("{e}")
+    }
 }