Class: MemoryProfiler::Helpers
- Inherits:
-
Object
- Object
- MemoryProfiler::Helpers
- Defined in:
- lib/memory_profiler/helpers.rb
Instance Method Summary collapse
- #guess_gem(path) ⇒ Object
-
#initialize ⇒ Helpers
constructor
A new instance of Helpers.
- #lookup_class_name(klass) ⇒ Object
- #lookup_location(file, line) ⇒ Object
Constructor Details
#initialize ⇒ Helpers
Returns a new instance of Helpers.
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# File 'lib/memory_profiler/helpers.rb', line 4 def initialize @gem_guess_cache = Hash.new @location_cache = Hash.new { |h,k| h[k] = Hash.new.compare_by_identity } @class_name_cache = Hash.new.compare_by_identity end |
Instance Method Details
#guess_gem(path) ⇒ Object
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# File 'lib/memory_profiler/helpers.rb', line 10 def guess_gem(path) @gem_guess_cache[path] ||= if /(\/gems\/.*)*\/gems\/(?<gemname>[^\/]+)/ =~ path gemname elsif /\/rubygems[\.\/]/ =~ path "rubygems".freeze elsif /(?<app>[^\/]+\/(bin|app|lib))/ =~ path app else "other".freeze end end |
#lookup_class_name(klass) ⇒ Object
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# File 'lib/memory_profiler/helpers.rb', line 27 def lookup_class_name(klass) @class_name_cache[klass] ||= (klass && klass.name) || '<<Unknown>>' end |
#lookup_location(file, line) ⇒ Object
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# File 'lib/memory_profiler/helpers.rb', line 23 def lookup_location(file, line) @location_cache[file][line] ||= "#{file}:#{line}" end |