Class: Covered::Persist
Constant Summary
collapse
- DEFAULT_PATH =
".covered.db"
Instance Attribute Summary
Attributes inherited from Wrapper
#output
Instance Method Summary
collapse
Methods inherited from Wrapper
#accept?, #add, #clear, #expand_path, #mark, #relative_path, #start, #to_h
Methods inherited from Base
#accept?, #add, #clear, #expand_path, #mark, #relative_path, #start
Constructor Details
#initialize(output, path = DEFAULT_PATH) ⇒ Persist
Returns a new instance of Persist.
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# File 'lib/covered/persist.rb', line 16
def initialize(output, path = DEFAULT_PATH)
super(output)
@path = self.expand_path(path)
end
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Instance Method Details
#apply(record, ignore_mtime: false) ⇒ Object
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# File 'lib/covered/persist.rb', line 22
def apply(record, ignore_mtime: false)
if coverage = record[:coverage]
if path = record[:path]
path = self.expand_path(path)
coverage.path = path
end
if ignore_mtime || coverage.fresh?
add(coverage)
return true
end
end
return false
end
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#each(&block) ⇒ Object
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# File 'lib/covered/persist.rb', line 86
def each(&block)
return to_enum unless block_given?
@output.clear
self.load!
super
end
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#finish ⇒ Object
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# File 'lib/covered/persist.rb', line 80
def finish
super
self.save!
end
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#load!(**options) ⇒ Object
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# File 'lib/covered/persist.rb', line 48
def load!(**options)
return unless File.exist?(@path)
File.open(@path, "rb") do |file|
file.flock(File::LOCK_SH)
make_unpacker(file).each do |record|
self.apply(record, **options)
end
end
rescue
raise LoadError, "Failed to load coverage from #{@path}, maybe old format or corrupt!"
end
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#make_factory ⇒ Object
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# File 'lib/covered/persist.rb', line 95
def make_factory
factory = MessagePack::Factory.new
factory.register_type(0x00, Symbol)
factory.register_type(0x01, Time,
packer: MessagePack::Time::Packer,
unpacker: MessagePack::Time::Unpacker
)
factory.register_type(0x20, Source,
recursive: true,
packer: :serialize,
unpacker: :deserialize,
)
factory.register_type(0x21, Coverage,
recursive: true,
packer: :serialize,
unpacker: :deserialize,
)
return factory
end
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#make_packer(io) ⇒ Object
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# File 'lib/covered/persist.rb', line 120
def make_packer(io)
return make_factory.packer(io)
end
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#make_unpacker(io) ⇒ Object
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# File 'lib/covered/persist.rb', line 124
def make_unpacker(io)
return make_factory.unpacker(io)
end
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#save! ⇒ Object
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# File 'lib/covered/persist.rb', line 64
def save!
File.open(@path, "ab") do |file|
file.flock(File::LOCK_EX)
packer = make_packer(file)
@output.each do |coverage|
packer.write(serialize(coverage))
end
packer.flush
end
end
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#serialize(coverage) ⇒ Object
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# File 'lib/covered/persist.rb', line 38
def serialize(coverage)
{
pid: Process.pid,
path: relative_path(coverage.path),
coverage: coverage,
}
end
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