Remove obsolete field.

generator/src/render.js

@@ -229,17 +229,6 @@ async function outputString(
 
 /** @typedef { { head: any[]; errors: any[]; contentJson: any[]; html: string; route: string; title: string; } } Arg */
 
-/**
- * @param {string} string
- */
-function jsonOrNull(string) {
-  try {
-    return JSON.parse(string);
-  } catch (e) {
-    return { invalidJson: e.toString() };
-  }
-}
-
 async function runHttpJob(app, mode, requestToPerform, fs, hasFsAccess) {
   pendingDataSourceCount += 1;
   try {
@@ -342,7 +331,6 @@ async function readFileJobNew(req, patternsToWatch) {
       parsedFrontmatter: parsedFile.data,
       withoutFrontmatter: parsedFile.content,
       rawFile: fileContents,
-      jsonFile: jsonOrNull(fileContents),
     });
   } catch (error) {
     throw {

src/DataSource/File.elm

@@ -43,6 +43,7 @@ plain old JSON in Elm.
 -}
 
 import DataSource exposing (DataSource)
+import DataSource.File
 import DataSource.Http
 import DataSource.Internal.Request
 import Json.Decode as Decode exposing (Decoder)
@@ -273,7 +274,14 @@ The Decode will strip off any unused JSON data.
 -}
 jsonFile : Decoder a -> String -> DataSource a
 jsonFile jsonFileDecoder filePath =
-    read filePath (Decode.field "jsonFile" jsonFileDecoder)
+    rawFile filePath
+        |> DataSource.andThen
+            (\jsonString ->
+                jsonString
+                    |> Decode.decodeString jsonFileDecoder
+                    |> Result.mapError Decode.errorToString
+                    |> DataSource.fromResult
+            )
 
 
 {-| Gives us the file's content without stripping off frontmatter.