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authorStefan Strigler <[email protected]>2014-10-08 16:49:18 +0200
committerStefan Strigler <[email protected]>2014-10-08 16:49:18 +0200
commit8fd3ff2d629fa13a52061e7db5c67a3ba6fe4429 (patch)
tree8337c1aff021ee40dccdac0c52a741b6bcb17929 /doc/src/guide/sub_protocols.ezdoc
parentb87150c713fe16601b314451b2fe25b62bd820bb (diff)
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change init/2 to return #state{} in documentation
Most examples returned 'Opts' as given by second argument to init. By using '#state{}' the examples make it more clear that this is what is being passed as 'State' to all subsequent callbacks (if any).
Diffstat (limited to 'doc/src/guide/sub_protocols.ezdoc')
-rw-r--r--doc/src/guide/sub_protocols.ezdoc8
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/src/guide/sub_protocols.ezdoc b/doc/src/guide/sub_protocols.ezdoc
index d34f21e..54e57aa 100644
--- a/doc/src/guide/sub_protocols.ezdoc
+++ b/doc/src/guide/sub_protocols.ezdoc
@@ -14,8 +14,8 @@ the name of the sub protocol module. Everything past this point
is handled by the sub protocol.
``` erlang
-init(Req, Opts) ->
- {cowboy_websocket, Req, Opts}.
+init(Req, _Opts) ->
+ {cowboy_websocket, Req, #state{}}.
```
The return value may also have a `Timeout` value and/or the
@@ -28,8 +28,8 @@ protocol, sets the timeout value to 5 seconds and enables
hibernation:
``` erlang
-init(Req, Opts) ->
- {my_protocol, Req, Opts, 5000, hibernate}.
+init(Req, _Opts) ->
+ {my_protocol, Req, #state{}, 5000, hibernate}.
```
If a sub protocol does not make use of these options, it should