lib/dotenv/parser.rb in dotenv-2.1.1 vs lib/dotenv/parser.rb in dotenv-2.1.2

@@ -7,13 +7,14 @@
   # This class enables parsing of a string for key value pairs to be returned
   # and stored in the Environment. It allows for variable substitutions and
   # exporting of variables.
   class Parser
     @substitutions =
-      Substitutions.constants.map { |const| Substitutions.const_get(const) }
+      [Dotenv::Substitutions::Variable, Dotenv::Substitutions::Command]
 
     LINE = /
       \A
+      \s*
       (?:export\s+)?    # optional export
       ([\w\.]+)         # key
       (?:\s*=\s*|:\s+?) # separator
       (                 # optional value begin
         '(?:\'|[^'])*'  #   single quoted value