Packages
absinthe
1.4.14
1.11.0
1.10.2
1.10.1
1.10.0
1.9.1
1.9.0
1.8.0
1.7.11
1.7.10
1.7.9
1.7.8
1.7.7
1.7.6
1.7.5
1.7.4
1.7.3
1.7.2
1.7.1
1.7.0
1.6.8
1.6.7
retired
1.6.6
1.6.5
1.6.4
1.6.3
1.6.2
1.6.1
1.6.0
1.6.0-rc.1
1.6.0-rc.0
1.5.5
1.5.4
1.5.3
1.5.2
1.5.1
1.5.0
1.5.0-rc.5
1.5.0-rc.4
1.5.0-rc.3
1.5.0-rc.2
1.5.0-rc.1
1.5.0-rc.0
1.5.0-beta.2
1.5.0-beta.1
1.5.0-beta.0
1.5.0-alpha.4
1.5.0-alpha.3
1.5.0-alpha.2
1.5.0-alpha.1
1.5.0-alpha.0
1.4.16
1.4.15
1.4.14
1.4.13
1.4.12
1.4.11
1.4.10
1.4.9
1.4.8
retired
1.4.7
1.4.6
1.4.5
1.4.4
1.4.3
1.4.2
1.4.1
1.4.0
1.4.0-rc.3
1.4.0-rc.2
1.4.0-rc.1
1.4.0-rc.0
1.4.0-beta.5
1.4.0-beta.4
1.4.0-beta.3
1.4.0-beta.2
1.4.0-beta.1
1.3.2
1.3.1
1.3.0
1.3.0-rc.0
1.3.0-beta.2
1.3.0-beta.1
1.3.0-beta.0
1.2.6
1.2.5
1.2.4
1.2.3
1.2.2
1.2.1
1.2.0
1.2.0-rc.0
1.2.0-beta.0
1.2.0-alpha0
1.2.0-alpha.2
1.2.0-alpha.1
1.1.11
1.1.10
1.1.9
1.1.8
1.1.7
1.1.6
1.1.5
1.1.4
1.1.3
1.1.2
1.1.1
1.1.0
1.0.0
0.5.2
0.5.1
0.5.0
0.4.6
0.4.5
0.4.4
0.4.3
0.4.2
0.4.1
0.4.0
0.2.3
0.2.2
0.2.1
0.1.0
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Files
lib/absinthe/middleware/dataloader.ex
if Code.ensure_loaded?(Dataloader) do
defmodule Absinthe.Middleware.Dataloader do
@behaviour Absinthe.Middleware
@behaviour Absinthe.Plugin
def before_resolution(%{context: context} = exec) do
context =
with %{loader: loader} <- context do
%{context | loader: Dataloader.run(loader)}
end
%{exec | context: context}
end
def call(%{state: :unresolved} = resolution, {loader, callback}) do
if !Dataloader.pending_batches?(loader) do
get_result(resolution, callback)
else
%{
resolution
| context: Map.put(resolution.context, :loader, loader),
state: :suspended,
middleware: [{__MODULE__, callback} | resolution.middleware]
}
end
end
def call(%{state: :suspended} = resolution, callback) do
get_result(resolution, callback)
end
defp get_result(resolution, callback) do
value = callback.(resolution.context.loader)
Absinthe.Resolution.put_result(resolution, value)
end
def after_resolution(exec) do
exec
end
def pipeline(pipeline, exec) do
with %{loader: loader} <- exec.context,
true <- Dataloader.pending_batches?(loader) do
[Absinthe.Phase.Document.Execution.Resolution | pipeline]
else
_ -> pipeline
end
end
end
end