loch-th

Support for precise error locations in source files (Template Haskell version)

Version on this page:	0.2.1
LTS Haskell 24.17:	0.2.2
Stackage Nightly 2025-10-30:	0.2.2
Latest on Hackage:	0.2.2

See all snapshots loch-th appears in

BSD-3-Clause licensed by Tomas Janousek

Maintained by [email protected]

This version can be pinned in stack with:loch-th-0.2.1@sha256:7b543d2e740d85b43bd4af851df5d883f66ef3b3581c436de17cad491e09513f,763

Module documentation for 0.2.1

Debug
- Debug.Trace
  - Debug.Trace.LocationTH

Depends on 3 packages(full list with versions):

base, pretty, template-haskell

Used by 4 packages in nightly-2015-05-28(full list with versions):

cases, hasql-postgres, postgresql-binary, stm-containers

This module provides a Template Haskell based mechanism to tag failures with the location of the failure call. The location message includes the file name, line and column numbers.