a million fixes

src/ast.ts

@@ -17,7 +17,7 @@ export type Variable = {
     kind: 'variable'
     name: string
     line?: number
-    column: number
+    column?: number
     start?: number
 }
 
@@ -148,24 +148,6 @@ export type Definition = {
     start?: number
 }
 
-export type TypeDef = {
-    kind: 'typedef'
-    name: string
-    variants: Array<{ name: string, args: string[] }>
-    line?: number
-    column?: number
-    start?: number
-}
-
-export type Import = {
-    kind: 'import'
-    module: string
-    items: string[] | 'all'
-    line?: number
-    column?: number
-    start?: number
-}
-
 export type Rebind = {
     kind: 'rebind'
     target: AST
@@ -189,8 +171,6 @@ export type AST =
     | List
     | ListSpread
     | Definition
-    | TypeDef
-    | Import
     | Rebind
 
 export function prettyPrint(ast: AST, indent = 0): string {