Expose Parser::into_comments (apache#2354)

Author: xitep

src/ast/comments.rs

@@ -33,7 +33,7 @@ impl Comments {
     /// last accepted comment.  In other words, this method will skip the
     /// comment if its comming out of order (as encountered in the parsed
     /// source code.)
-    pub(crate) fn offer(&mut self, comment: CommentWithSpan) {
+    pub fn offer(&mut self, comment: CommentWithSpan) {
         if self
             .0
             .last()

src/parser/mod.rs

@@ -559,7 +559,7 @@ impl<'a> Parser<'a> {
     }
 
     /// Consumes this parser returning comments from the parsed token stream.
-    fn into_comments(self) -> comments::Comments {
+    pub fn into_comments(self) -> comments::Comments {
         let mut comments = comments::Comments::default();
         for t in self.tokens.into_iter() {
             match t.token {