Consume trailing whitespace after a plain link.

org_mode_samples/README.org

@@ -0,0 +1 @@
+This folder contains org-mode documents that get automatically included as tests using build.rs.

org_mode_samples/object/plain_link/with_trailing_whitespace.org

@@ -0,0 +1 @@
+mailto:foo@bar.baz      .

src/parser/plain_link.rs

@@ -11,6 +11,7 @@ use nom::combinator::verify;
 use nom::multi::many_till;
 
 use super::org_source::OrgSource;
+use super::util::maybe_consume_object_trailing_whitespace_if_not_exiting;
 use crate::context::parser_with_context;
 use crate::context::ContextElement;
 use crate::context::ExitClass;
@@ -61,6 +62,8 @@ pub fn plain_link<'b, 'g, 'r, 's>(
     let (remaining, _separator) = tag(":")(remaining)?;
     let (remaining, path) = path_plain(context, remaining)?;
     peek(parser_with_context!(post)(context))(remaining)?;
+    let (remaining, _trailing_whitespace) =
+        maybe_consume_object_trailing_whitespace_if_not_exiting(context, remaining)?;
     let source = get_consumed(input, remaining);
     Ok((
         remaining,