Basic function types.

src/parser/ast.yaml

@@ -150,15 +150,51 @@ Function:
         build:
           type: boolean
           on: rule_present
-    - modifier:
-        rule: Modifier
-        build: FunctionModifier
     - fn_kw:
         rule: Fn
         skip: true
     - generics:
         rule: GenericParameters
+        optional: true
+    - identifier
+    - parameters
+    - return_type:
+        optional: true
+    - function_body
+OperatorFunction:
+  children:
+    - is_public:
+        rule: Pub
+        build: 
+          type: boolean
+          on: rule_present
+    - op_kw:
+        rule: Op
+        skip: true
+    - generics:
+        rule: GenericParameters
+        optional: true
+    - operator
+    - parameters
+    - return_type:
+        optional: true
+    - function_body
+PlatformFunction:
+  children:
+    - is_public:
+        rule: Pub
+        build: 
+          type: boolean
+          on: rule_present
+    - platform_kw:
+        rule: Platform
+        skip: true
+    - fn_kw:
+        rule: Fn
+        skip: true
+    - generics:
+        rule: GenericParameters
+        optional: true
     - identifier
     - parameters
     - return_type
-    - function_body

src/parser/deimos.pest

@@ -427,9 +427,8 @@ Class = {
 
 // Function constructs
 
-FunctionDefinition = {
+Function = {
       Pub?
-    ~ FunctionModifier?
     ~ Fn
     ~ GenericParameters?
     ~ Identifier
@@ -438,9 +437,8 @@ FunctionDefinition = {
     ~ FunctionBody
 }
 
-OperatorFunctionDefinition = {
+OperatorFunction = {
       Pub?
-    ~ FunctionModifier?
     ~ Op
     ~ GenericParameters?
     ~ Operator
@@ -451,14 +449,12 @@ OperatorFunctionDefinition = {
 
 PlatformFunction = {
       Pub?
-    ~ FunctionModifier?
     ~ Platform
     ~ Fn
     ~ GenericParameters?
     ~ Identifier
     ~ Parameters
     ~ ReturnType
-    ~ ";"
 }
 
 InterfaceFunction = {
@@ -501,13 +497,7 @@ InterfaceDefaultOperatorFunction = {
     ~ FunctionBody
 }
 
-FunctionModifier = {
-      Static
-    | Cons
-    | Mut ~ Ref
-    | Mut
-    | Ref
-}
+// Function Components
 
 FunctionBody = {
       FunctionAliasBody