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Remove assigned but unused variables

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This commit is contained in:
Wei Lu
2013-02-28 18:59:58 +08:00
parent 1a073e5db5
commit aa3c83f044
4 changed files with 6 additions and 6 deletions
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6
src/about_sandwich_code.rb
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@@ -5,7 +5,7 @@ class AboutSandwichCode < EdgeCase::Koan
def count_lines(file_name)
file = open(file_name)
count = 0
while line = file.gets
while file.gets
count += 1
end
count
@@ -66,7 +66,7 @@ class AboutSandwichCode < EdgeCase::Koan
def count_lines2(file_name)
file_sandwich(file_name) do |file|
count = 0
while line = file.gets
while file.gets
count += 1
end
count
@@ -99,7 +99,7 @@ class AboutSandwichCode < EdgeCase::Koan
def count_lines3(file_name)
open(file_name) do |file|
count = 0
while line = file.gets
while file.gets
count += 1
end
count