Changed rule signature to be able to make a list of rules

Lint.elm

@@ -19,7 +19,7 @@ visitAndAccumulate rule visitor ( errors, ctx ) =
 lintWithVisitors : List (Visitor context) -> LintRule context -> List Error
 lintWithVisitors visitors rule =
     visitors
-        |> List.foldl (visitAndAccumulate rule) ( [], rule.context )
+        |> List.foldl (visitAndAccumulate rule) ( [], rule.initialContext )
         |> Tuple.first
 
 

Types.elm

@@ -22,7 +22,7 @@ type alias LintRule context =
     , typeFn : LintImplementation Type context
     , expressionFn : LintImplementation Expression context
     , moduleEndFn : context -> ( List Error, context )
-    , context : context
+    , initialContext : context
     }
 
 

example/Main.elm

@@ -9,6 +9,7 @@ import Html.Attributes exposing (id, class)
 import Html.Events exposing (..)
 import Json.Decode as JD
 import Lint
+import Types
 
 
 -- Rules
@@ -97,20 +98,28 @@ tree ast =
             div [] [ text <| toString err ]
 
 
+rules : List (String -> List Types.Error)
+rules =
+    [ FindNoAnnotatedFunction.rule
+    , NoDebug.rule
+    , NoExposingEverything.rule
+    ]
+
+
 lint : String -> Html Msg
 lint source =
     let
-        lint =
-            Lint.lint source
-
         errors =
-            List.concat
-                [ lint FindNoAnnotatedFunction.rule
-                , lint NoDebug.rule
-                , lint NoExposingEverything.rule
-                ]
+            List.map (\rule -> rule source) rules
+                |> List.concat
     in
-        div [] (List.map (\x -> p [] [ text x ]) errors)
+        div []
+            (List.map
+                (\x ->
+                    p [] [ text x ]
+                )
+                errors
+            )
 
 
 view : String -> Html Msg

rules/FindNoAnnotatedFunction.elm

@@ -1,6 +1,6 @@
 module FindNoAnnotatedFunction exposing (rule)
 
-import Lint exposing (doNothing)
+import Lint exposing (lint, doNothing)
 import Types exposing (LintRule, Error, Direction(..))
 import Ast.Statement exposing (..)
 import Set exposing (Set)
@@ -11,13 +11,18 @@ type alias Context =
     }
 
 
-rule : LintRule Context
-rule =
+rule : String -> List Error
+rule input =
+    lint input implementation
+
+
+implementation : LintRule Context
+implementation =
     { statementFn = statementFn
     , typeFn = doNothing
     , expressionFn = doNothing
     , moduleEndFn = (\ctx -> ( [], ctx ))
-    , context = Context Set.empty
+    , initialContext = Context Set.empty
     }
 
 

rules/NoDebug.elm

@@ -1,6 +1,6 @@
 module NoDebug exposing (rule)
 
-import Lint exposing (doNothing)
+import Lint exposing (lint, doNothing)
 import Types exposing (LintRule, Error, Direction(..))
 import Ast.Expression exposing (..)
 
@@ -9,13 +9,18 @@ type alias Context =
     {}
 
 
-rule : LintRule Context
-rule =
+rule : String -> List Error
+rule input =
+    lint input implementation
+
+
+implementation : LintRule Context
+implementation =
     { statementFn = doNothing
     , typeFn = doNothing
     , expressionFn = expressionFn
     , moduleEndFn = (\ctx -> ( [], ctx ))
-    , context = Context
+    , initialContext = Context
     }
 
 

rules/NoExposingEverything.elm

@@ -1,6 +1,6 @@
 module NoExposingEverything exposing (rule)
 
-import Lint exposing (doNothing)
+import Lint exposing (lint, doNothing)
 import Types exposing (LintRule, Error, Direction(..))
 import Ast.Statement exposing (..)
 
@@ -9,13 +9,18 @@ type alias Context =
     {}
 
 
-rule : LintRule Context
-rule =
+rule : String -> List Error
+rule input =
+    lint input implementation
+
+
+implementation : LintRule Context
+implementation =
     { statementFn = statementFn
     , typeFn = doNothing
     , expressionFn = doNothing
     , moduleEndFn = (\ctx -> ( [], ctx ))
-    , context = Context
+    , initialContext = Context
     }