aeson-better-errors

Better error messages when decoding JSON values.

https://github.com/hdgarrood/aeson-better-errors

Version on this page:	0.9.1.3
LTS Haskell 24.46:	0.9.1.4
Stackage Nightly 2026-06-22:	0.9.1.4
Latest on Hackage:	0.9.1.4

See all snapshots aeson-better-errors appears in

MIT licensed by Harry Garrood

Maintained by [email protected]

This version can be pinned in stack with:aeson-better-errors-0.9.1.3@sha256:1bfdda3982368cafc7317b9f0c1f7267a6b0bbac9515ae1fad37f2b19178f567,2071

Module documentation for 0.9.1.3

Data
- Data.Aeson
  - Data.Aeson.BetterErrors
    - Data.Aeson.BetterErrors.Internal

Depends on 12 packages(full list with versions):

aeson, base, bytestring, dlist, mtl, scientific, text, transformers, transformers-compat, unordered-containers, vector, void

Used by 1 package in nightly-2026-05-04(full list with versions):

aeson-better-errors

A small package which gives you tools to build parsers to decode JSON values, and gives good error messages when parsing fails.

Announcement blog post / tutorial: http://harry.garrood.me/blog/aeson-better-errors/
Hackage: https://hackage.haskell.org/package/aeson-better-errors

Changes

Revision history for aeson-better-errors

0.9.1.3

Make compabible with aeson <2.3

0.9.1.2

Make compatible with mtl-2.3

0.9.1.1

Make compatible with aeson >2.0.0.0

Previous versions

Please see git history