Commit b77ed4d 1 parent 1241296 commit b77ed4d Copy full SHA for b77ed4d
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lines changed Original file line number Diff line number Diff line change @@ -270,7 +270,9 @@ defmodule QueueAssistant do
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# false
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```
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"""
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- @ spec is_empty? ( queue_type ( ) ) :: boolean ( )
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+ @ spec is_empty? ( queue_type ( ) | nil ) :: boolean ( )
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+ def is_empty? ( nil ) , do: true
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+
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def is_empty? ( queue ) do
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:queue . is_empty ( queue )
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end
@@ -279,7 +281,7 @@ defmodule QueueAssistant do
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@ doc """
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For see more information, check `is_empty?/1`
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"""
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- @ spec empty? ( queue_type ( ) ) :: boolean ( )
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+ @ spec empty? ( queue_type ( ) | nil ) :: boolean ( )
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def empty? ( queue ) , do: is_empty? ( queue )
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@ doc """
@@ -294,7 +296,7 @@ defmodule QueueAssistant do
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"""
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@ spec is_queue? ( queue_type ( ) ) :: boolean ( )
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def is_queue? ( queue ) do
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- :queue . is_empty ( queue )
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+ :queue . is_queue ( queue )
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end
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@ doc """
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