Sha256: b3501a8ac2ba8ac16eceaefa7c088a8f8855819d67d3d2b4987b4a81c27de735
Contents?: true
Size: 867 Bytes
Versions: 21
Compression:
Stored size: 867 Bytes
Contents
# lib/sqa/indicator/double_top_bottom_pattern.rb
class SQA::Indicator; class << self
def double_top_bottom_pattern(
prices # Array of prices
)
return :no_pattern if prices.length < 5
data = prices.last(5)
first_peak = data[0]
valley = data[1]
second_peak = data[2]
neckline = data[3]
confirmation_price = data[4]
if first_peak < second_peak &&
valley > first_peak &&
valley > second_peak &&
confirmation_price < neckline
:double_top
elsif first_peak > second_peak &&
valley < first_peak &&
valley < second_peak &&
confirmation_price > neckline
:double_bottom
else
:no_pattern
end
end
end; end
Version data entries
21 entries across 21 versions & 1 rubygems