uglifier.rb in uglifier-3.1.3.harmony1

- old
+ new

@@ -78,11 +78,11 @@
       :pure_funcs => nil, # List of functions without side-effects. Can safely discard function calls when the result value is not used
       :drop_console => false, # Drop calls to console.* functions
       :angular => false, # Process @ngInject annotations
       :keep_fargs => false, # Preserve unused function arguments
       :keep_fnames => false, # Do not drop names in function definitions
-      :passes => 2
+      :passes => 1 # Number of times to run compress. Raising the number of passes will increase compress time, but can produce slightly smaller code.
     }, # Apply transformations to code, set to false to skip
     :define => {}, # Define values for symbol replacement
     :enclose => false, # Enclose in output function wrapper, define replacements as key-value pairs
     :keep_fnames => false, # Generate code safe for the poor souls relying on Function.prototype.name at run-time. Sets both compress and mangle keep_fanems to true.
     :screw_ie8 => false, # Don't bother to generate safe code for IE8
@@ -368,10 +368,11 @@
     match && match[1]
   end
 
   def input_source_map(source, generate_map)
     return nil unless generate_map
-    sanitize_map_root(@options.fetch(:source_map, {}).fetch(:input_source_map) do
+    source_map_options = @options[:source_map].is_a?(Hash) ? @options[:source_map] : {}
+    sanitize_map_root(source_map_options.fetch(:input_source_map) do
       url = extract_source_mapping_url(source)
       if url && url.start_with?("data:")
         Base64.strict_decode64(url.split(",", 2)[-1])
       end
     end)