html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,issue,performed_via_github_app
https://github.com/simonw/datasette/issues/1875#issuecomment-1314620086,https://api.github.com/repos/simonw/datasette/issues/1875,1314620086,IC_kwDOBm6k_c5OW4K2,9599,2022-11-15T01:09:56Z,2022-11-15T01:09:56Z,OWNER,"Rough initial prototype:
```diff
diff --git a/datasette/views/table.py b/datasette/views/table.py
index 8b987221..518ac578 100644
--- a/datasette/views/table.py
+++ b/datasette/views/table.py
@@ -1103,19 +1103,30 @@ class TableInsertView(BaseView):
         except json.JSONDecodeError as e:
             return _errors([""Invalid JSON: {}"".format(e)])
         if not isinstance(data, dict):
-            return _errors([""JSON must be a dictionary""])
+            return _errors([{""detail"": ""JSON must be a dictionary"", ""pointer"": ""#/""}])
         keys = data.keys()
 
         # keys must contain ""row"" or ""rows""
         if ""row"" not in keys and ""rows"" not in keys:
             return _errors(['JSON must have one or other of ""row"" or ""rows""'])
         rows = []
+        was_single_row = False
         if ""row"" in keys:
             if ""rows"" in keys:
-                return _errors(['Cannot use ""row"" and ""rows"" at the same time'])
+                return _errors(
+                    [
+                        {
+                            ""detail"": 'Cannot use ""row"" and ""rows"" at the same time',
+                            ""pointer"": ""#/row"",
+                        }
+                    ]
+                )
+            was_single_row = True
             row = data[""row""]
             if not isinstance(row, dict):
-                return _errors(['""row"" must be a dictionary'])
+                return _errors(
+                    [{""detail"": '""row"" must be a dictionary', ""pointer"": ""#/row""}]
+                )
             rows = [row]
             data[""return""] = True
         else:
@@ -1152,9 +1163,12 @@ class TableInsertView(BaseView):
             invalid_columns = set(row.keys()) - columns
             if invalid_columns:
                 errors.append(
-                    ""Row {} has invalid columns: {}"".format(
-                        i, "", "".join(sorted(invalid_columns))
-                    )
+                    {
+                        ""detail"": ""Invalid columns: {}"".format(
+                            "", "".join(sorted(invalid_columns))
+                        ),
+                        ""pointer"": ""#/blah/"",
+                    }
                 )
         if errors:
             return _errors(errors)
```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",1430797211,
https://github.com/simonw/datasette/issues/1875#issuecomment-1314615592,https://api.github.com/repos/simonw/datasette/issues/1875,1314615592,IC_kwDOBm6k_c5OW3Eo,9599,2022-11-15T01:04:28Z,2022-11-15T01:04:28Z,OWNER,"Worth noting this bit in RFC 7807:

>    The fictional problem type here defines the ""errors"" extension, an
>    array that describes the details of each validation error.  Each
>    member is an object containing ""detail"" to describe the issue, and
>    ""pointer"" to locate the problem within the request's content using a
>    JSON Pointer [JSON-POINTER].

So the list of `""errors""` with JSON Pointer isn't technically part of the spec, it's an imaginary extension.

It fits what I need to do though, so I'm inclined to stick with it anyway.","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",1430797211,