opentelemetry-erlang-contrib/instrumentation/opentelemetry_dataloader/README.md

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# OpentelemetryDataloader
Telemetry handler that creates Opentelemetry spans from Dataloader events.
After installing, setup the handler in your application behaviour before your
top-level supervisor starts.
```elixir
OpentelemetryDataloader.setup()
```
## Installation
If [available in Hex](https://hex.pm/docs/publish), the package can be installed
by adding `opentelemetry_dataloader` to your list of dependencies in `mix.exs`:
```elixir
def deps do
[
{:opentelemetry_dataloader, "~> 1.0.0"}
]
end
```
Documentation can be generated with [ExDoc](https://github.com/elixir-lang/ex_doc)
and published on [HexDocs](https://hexdocs.pm). Once published, the docs can
be found at <https://hexdocs.pm/opentelemetry_dataloader>.