Add paragraph parser.

src/parser/text.rs

@@ -28,6 +28,7 @@ use nom::IResult;
 
 use super::nom_context::NomContext;
 use super::parser_with_context::parser_with_context;
+use super::text_element_parser::paragraph;
 
 pub type Res<T, U> = IResult<T, U, VerboseError<T>>;
 
@@ -137,6 +138,6 @@ pub fn paragraph_end(input: &str) -> Res<&str, &str> {
 
 pub fn document(input: &str) -> Res<&str, Vec<(Vec<TextElement>, &str)>> {
     let initial_context = NomContext::new(Rc::new(RefCell::new(paragraph_end)));
-    todo!()
-    // many1(parser_with_context!(paragraph)(initial_context))(input)
+    let ret = many1(parser_with_context!(paragraph)(&initial_context))(input);
+    ret
 }