lib/fig/statement/retrieve.rb in fig-0.1.62 vs lib/fig/statement/retrieve.rb in fig-0.1.64

@@ -1,17 +1,47 @@
+require 'fig/logging'
 require 'fig/statement'
 
 module Fig; end
 
-# Specifies the destination to put a dependency into.
+# Specifies that files from a package should be copied into the current
+# directory when an environment variable has its value changed.
 class Fig::Statement::Retrieve < Fig::Statement
-  attr_reader :var, :path
+  attr_reader   :var, :path
 
-  def initialize(line_column, var, path)
-    super(line_column)
+  def initialize(line_column, source_description, var, path)
+    super(line_column, source_description)
 
     @var = var
     @path = path
+
+    # Yeah, it's not cross-platform, but File doesn't have an #absolute? method
+    # and this is better than nothing.
+    if path =~ %r< ^ / >x
+      Fig::Logging.warn(
+        %Q<The retrieve path "#{path}"#{position_string()} looks like it is intended to be absolute; retrieve paths are always treated as relative.>
+      )
+    end
+  end
+
+  def loaded_but_not_referenced?()
+    return added_to_environment? && ! referenced?
+  end
+
+  def added_to_environment?()
+    return @added_to_environment
+  end
+
+  def added_to_environment(yea_or_nay)
+    @added_to_environment = yea_or_nay
+  end
+
+  def referenced?()
+    return @referenced
+  end
+
+  def referenced(yea_or_nay)
+    @referenced = yea_or_nay
   end
 
   def unparse(indent)
     "#{indent}retrieve #{var}->#{path}"
   end