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Forest Godfrey
gitlab-ce
Commits
dddfa28e
Commit
dddfa28e
authored
May 17, 2017
by
Shinya Maeda
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Refer reverse_line from read_last_lines
parent
318b4640
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7 additions
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22 deletions
+7
-22
stream.rb
lib/gitlab/ci/trace/stream.rb
+7
-22
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lib/gitlab/ci/trace/stream.rb
View file @
dddfa28e
...
...
@@ -91,29 +91,14 @@ module Gitlab
private
def
read_last_lines
(
last_lines
)
chunks
=
[]
pos
=
lines
=
0
max
=
stream
.
size
# We want an extra line to make sure fist line has full contents
while
lines
<=
last_lines
&&
pos
<
max
pos
+=
BUFFER_SIZE
buf
=
if
pos
<=
max
stream
.
seek
(
-
pos
,
IO
::
SEEK_END
)
stream
.
read
(
BUFFER_SIZE
)
else
# Reached the head, read only left
stream
.
seek
(
0
)
stream
.
read
(
BUFFER_SIZE
-
(
pos
-
max
))
end
lines
+=
buf
.
count
(
"
\n
"
)
chunks
.
unshift
(
buf
)
def
read_last_lines
(
limit
)
result
=
''
reverse_line
do
|
line
|
result
=
line
+
result
limit
-=
1
return
result
if
limit
<=
0
end
chunks
.
join
.
lines
.
last
(
last_lines
).
join
result
end
def
reverse_line
...
...
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