Fix parsing citations inside paragraphs.

org_mode_samples/citation/simple.org

@@ -1,3 +1,5 @@
 [cite:@foo]
 
 [cite/a/b-_/foo:globalprefix;keyprefix @foo keysuffix;globalsuffix]
+
+text before [cite:@bar] text after

src/parser/citation.rs

@@ -2,6 +2,7 @@ use nom::branch::alt;
 use nom::bytes::complete::tag;
 use nom::bytes::complete::tag_no_case;
 use nom::character::complete::anychar;
+use nom::character::complete::space0;
 use nom::combinator::opt;
 use nom::combinator::recognize;
 use nom::combinator::verify;
@@ -41,6 +42,7 @@ pub fn citation<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str
         parser_with_context!(global_suffix)(context),
     )))(remaining)?;
     let (remaining, _) = tag("]")(remaining)?;
+    let (remaining, _) = space0(remaining)?;
     let source = get_consumed(input, remaining);
     Ok((remaining, Citation { source }))
 }

src/parser/object_parser.rs

@@ -29,10 +29,7 @@ pub fn standard_set_object<'r, 's>(
     not(|i| context.check_exit_matcher(i))(input)?;
 
     alt((
-        map(
-            parser_with_context!(citation)(context),
-            Object::Citation,
-        ),
+        map(parser_with_context!(citation)(context), Object::Citation),
         map(
             parser_with_context!(footnote_reference)(context),
             Object::FootnoteReference,
@@ -89,6 +86,7 @@ pub fn any_object_except_plain_text<'r, 's>(
 ) -> Res<&'s str, Object<'s>> {
     // Used for exit matchers so this does not check exit matcher condition.
     alt((
+        map(parser_with_context!(citation)(context), Object::Citation),
         map(
             parser_with_context!(footnote_reference)(context),
             Object::FootnoteReference,