1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
module ActiveRecord
class LogSubscriber < ActiveSupport::LogSubscriber
def self.runtime=(value)
Thread.current["active_record_sql_runtime"] = value
end
def self.runtime
Thread.current["active_record_sql_runtime"] ||= 0
end
def self.reset_runtime
rt, self.runtime = runtime, 0
rt
end
def initialize
super
@odd_or_even = false
end
def sql(event)
self.class.runtime += event.duration
return unless logger.debug?
payload = event.payload
return if 'SCHEMA' == payload[:name]
name = '%s (%.1fms)' % [payload[:name], event.duration]
sql = payload[:sql].squeeze(' ')
binds = nil
unless (payload[:binds] || []).empty?
binds = " " + payload[:binds].map { |col,v|
if col
[col.name, v]
else
[nil, v]
end
}.inspect
end
if odd?
name = color(name, CYAN, true)
sql = color(sql, nil, true)
else
name = color(name, MAGENTA, true)
end
debug " #{name} #{sql}#{binds}"
end
def identity(event)
return unless logger.debug?
name = color(event.payload[:name], odd? ? CYAN : MAGENTA, true)
line = odd? ? color(event.payload[:line], nil, true) : event.payload[:line]
debug " #{name} #{line}"
end
def odd?
@odd_or_even = !@odd_or_even
end
def logger
ActiveRecord::Base.logger
end
end
end
ActiveRecord::LogSubscriber.attach_to :active_record
|