lib/jsonpath/parser.rb in jsonpath-0.9.2 vs lib/jsonpath/parser.rb in jsonpath-0.9.3

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 require 'strscan'
 require 'to_regexp'
 
 class JsonPath
   # Parser parses and evaluates an expression passed to @_current_node.
@@ -21,11 +23,11 @@
       end
       ret
     end
 
     def parse_exp(exp)
-      exp = exp.sub(/@/, '').gsub(/^\(/, '').gsub(/\)$/, '').gsub(/"/, '\'').strip
+      exp = exp.sub(/@/, '').gsub(/^\(/, '').gsub(/\)$/, '').tr('"', '\'').strip
       scanner = StringScanner.new(exp)
       elements = []
       until scanner.eos?
         if scanner.scan(/\./)
           sym = scanner.scan(/\w+/)
@@ -37,28 +39,28 @@
           elements << t.gsub(/\[|\]|'|\s+/, '')
         elsif t = scanner.scan(/(\s+)?[<>=][=~]?(\s+)?/)
           operator = t
         elsif t = scanner.scan(/(\s+)?'?.*'?(\s+)?/)
           # If we encounter a node which does not contain `'` it means
-          # that we are dealing with a boolean type.
-          if t == "true"
-            operand = true
-          elsif t == "false"
-            operand = false
-          else
-            operand = operator.strip == "=~" ? t.to_regexp : t.delete("'").strip
-          end
+          #  that we are dealing with a boolean type.
+          operand = if t == 'true'
+                      true
+                    elsif t == 'false'
+                      false
+                    else
+                      operator.strip == '=~' ? t.to_regexp : t.delete("'").strip
+                    end
         elsif t = scanner.scan(/\/\w+\//)
         elsif t = scanner.scan(/.*/)
           raise "Could not process symbol: #{t}"
         end
       end
 
-      if elements.empty?
-        el = @_current_node
-      else
-        el = dig(elements, @_current_node)
-      end
+      el = if elements.empty?
+             @_current_node
+           else
+             dig(elements, @_current_node)
+           end
       return false if el.nil?
       return true if operator.nil? && el
 
       el = Float(el) rescue el
       operand = Float(operand) rescue operand