Sha256: 180b55b6323211024a47e56f4db0c9636ed9dce791962cbf6138bedf890b5454
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Versions: 47
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Contents
# encoding: utf-8
# This file is distributed under New Relic's license terms.
# See https://github.com/newrelic/rpm/blob/master/LICENSE for complete details.
module NewRelic
# We really don't want to send bad values to the collector, and it doesn't
# accept types like Rational that have occasionally slipped into our data.
#
# These methods are intended to safely coerce things into the form we want,
# to provide documentation of expected types on to_collector_array methods,
# and to log failures if totally invalid data gets into outgoing data
module Coerce
module_function
def int(value, context=nil)
Integer(value)
rescue => error
log_failure(value, Integer, context, error)
0
end
def int_or_nil(value, context=nil)
return nil if value.nil?
Integer(value)
rescue => error
log_failure(value, Integer, context, error)
nil
end
def float(value, context=nil)
result = Float(value)
raise "Value #{result.inspect} is not finite." unless result.finite?
result
rescue => error
log_failure(value, Float, context, error)
0.0
end
def string(value, context=nil)
return value if value.nil?
String(value)
rescue => error
log_failure(value.class, String, context, error)
""
end
def scalar(val)
case val
when String, Integer, TrueClass, FalseClass, NilClass
val
when Float
if val.finite?
val
else
nil
end
when Symbol
val.to_s
else
"#<#{val.class.to_s}>"
end
end
def log_failure(value, type, context, error)
msg = "Unable to convert '#{value}' to #{type}"
msg += " in context '#{context}'" if context
NewRelic::Agent.logger.warn(msg, error)
end
end
end
Version data entries
47 entries across 47 versions & 2 rubygems