Implement the new fields for lesser block.

src/parser/lesser_block.rs

@@ -80,22 +80,28 @@ where
     let object_matcher = parser_with_context!(standard_set_object)(&parser_context);
     let exit_matcher = parser_with_context!(exit_matcher_parser)(&parser_context);
     // Check for a completely empty block
-    let (remaining, children) = match consumed(many_till(blank_line, exit_matcher))(remaining) {
-        Ok((remaining, (whitespace, (_children, _exit_contents)))) => (
-            remaining,
-            vec![Object::PlainText(PlainText {
-                source: whitespace.into(),
-            })],
-        ),
-        Err(_) => {
-            let (remaining, (children, _exit_contents)) =
-                many_till(object_matcher, exit_matcher)(remaining)?;
-            (remaining, children)
-        }
-    };
+    let (remaining, contents, children) =
+        match consumed(many_till(blank_line, exit_matcher))(remaining) {
+            Ok((remaining, (whitespace, (_children, _exit_contents)))) => (
+                remaining,
+                whitespace,
+                if whitespace.len() > 0 {
+                    vec![Object::PlainText(PlainText {
+                        source: whitespace.into(),
+                    })]
+                } else {
+                    Vec::new()
+                },
+            ),
+            Err(_) => {
+                let (remaining, (contents, (children, _exit_contents))) =
+                    consumed(many_till(object_matcher, exit_matcher))(remaining)?;
+                (remaining, contents, children)
+            }
+        };
     let (remaining, _end) = lesser_block_end_specialized(&parser_context, remaining)?;
 
-    let (remaining, _trailing_ws) =
+    let (remaining, post_blank) =
         maybe_consume_trailing_whitespace_if_not_exiting(context, remaining)?;
     let source = get_consumed(input, remaining);
     Ok((
@@ -108,6 +114,8 @@ where
             ),
             data: parameters.map(Into::<&str>::into),
             children,
+            contents: Into::<&str>::into(contents),
+            post_blank: post_blank.map(Into::<&str>::into),
         },
     ))
 }
@@ -144,7 +152,7 @@ where
     let (remaining, contents) = parser_with_context!(text_until_exit)(&parser_context)(remaining)?;
     let (remaining, _end) = lesser_block_end_specialized(&parser_context, remaining)?;
 
-    let (remaining, _trailing_ws) =
+    let (remaining, post_blank) =
         maybe_consume_trailing_whitespace_if_not_exiting(context, remaining)?;
     let source = get_consumed(input, remaining);
     Ok((
@@ -156,6 +164,7 @@ where
                 affiliated_keywords,
             ),
             contents: contents.into(),
+            post_blank: post_blank.map(Into::<&str>::into),
         },
     ))
 }
@@ -205,7 +214,7 @@ where
     let (remaining, contents) = text_until_exit(&parser_context, remaining)?;
     let (remaining, _end) = lesser_block_end_specialized(&parser_context, remaining)?;
 
-    let (remaining, _trailing_ws) =
+    let (remaining, post_blank) =
         maybe_consume_trailing_whitespace_if_not_exiting(context, remaining)?;
     let source = get_consumed(input, remaining);
     let (switches, number_lines, preserve_indent, retain_labels, use_labels, label_format) = {
@@ -237,6 +246,7 @@ where
             use_labels,
             label_format,
             value: Into::<&str>::into(contents),
+            post_blank: post_blank.map(Into::<&str>::into),
         },
     ))
 }
@@ -279,7 +289,7 @@ where
     let (remaining, contents) = text_until_exit(&parser_context, remaining)?;
     let (remaining, _end) = lesser_block_end_specialized(&parser_context, remaining)?;
 
-    let (remaining, _trailing_ws) =
+    let (remaining, post_blank) =
         maybe_consume_trailing_whitespace_if_not_exiting(context, remaining)?;
     let source = get_consumed(input, remaining);
     Ok((
@@ -293,6 +303,7 @@ where
             export_type: export_type.map(Into::<&str>::into),
             data: parameters.map(Into::<&str>::into),
             value: Into::<&str>::into(contents),
+            post_blank: post_blank.map(Into::<&str>::into),
         },
     ))
 }
@@ -334,7 +345,7 @@ where
     let (remaining, contents) = text_until_exit(&parser_context, remaining)?;
     let (remaining, _end) = lesser_block_end_specialized(&parser_context, remaining)?;
 
-    let (remaining, _trailing_ws) =
+    let (remaining, post_blank) =
         maybe_consume_trailing_whitespace_if_not_exiting(context, remaining)?;
     let source = get_consumed(input, remaining);
     let (switches, number_lines, preserve_indent, retain_labels, use_labels, label_format) = {
@@ -372,6 +383,7 @@ where
             use_labels,
             label_format,
             value: Into::<&str>::into(contents),
+            post_blank: post_blank.map(Into::<&str>::into),
         },
     ))
 }

src/types/lesser_element.rs

@@ -50,6 +50,8 @@ pub struct VerseBlock<'s> {
     pub affiliated_keywords: AffiliatedKeywords<'s>,
     pub data: Option<&'s str>,
     pub children: Vec<Object<'s>>,
+    pub contents: &'s str,
+    pub post_blank: Option<&'s str>,
 }
 
 #[derive(Debug)]
@@ -57,6 +59,7 @@ pub struct CommentBlock<'s> {
     pub source: &'s str,
     pub affiliated_keywords: AffiliatedKeywords<'s>,
     pub contents: &'s str,
+    pub post_blank: Option<&'s str>,
 }
 
 pub type CharOffsetInLine = u16;
@@ -80,6 +83,7 @@ pub struct ExampleBlock<'s> {
     pub use_labels: bool,
     pub label_format: Option<&'s str>,
     pub value: &'s str,
+    pub post_blank: Option<&'s str>,
 }
 
 #[derive(Debug)]
@@ -89,6 +93,7 @@ pub struct ExportBlock<'s> {
     pub export_type: Option<&'s str>,
     pub data: Option<&'s str>,
     pub value: &'s str,
+    pub post_blank: Option<&'s str>,
 }
 
 #[derive(Debug)]
@@ -104,6 +109,7 @@ pub struct SrcBlock<'s> {
     pub use_labels: bool,
     pub label_format: Option<&'s str>,
     pub value: &'s str,
+    pub post_blank: Option<&'s str>,
 }
 
 #[derive(Debug)]
@@ -258,11 +264,15 @@ impl<'s> StandardProperties<'s> for VerseBlock<'s> {
     }
 
     fn get_contents<'b>(&'b self) -> Option<&'s str> {
-        todo!()
+        Some(self.contents)
     }
 
     fn get_post_blank(&self) -> PostBlank {
-        todo!()
+        self.post_blank
+            .map(|text| text.lines().count())
+            .unwrap_or(0)
+            .try_into()
+            .expect("Too much post-blank to fit into a PostBlank.")
     }
 }
 impl<'s> StandardProperties<'s> for CommentBlock<'s> {
@@ -271,11 +281,15 @@ impl<'s> StandardProperties<'s> for CommentBlock<'s> {
     }
 
     fn get_contents<'b>(&'b self) -> Option<&'s str> {
-        todo!()
+        None
     }
 
     fn get_post_blank(&self) -> PostBlank {
-        todo!()
+        self.post_blank
+            .map(|text| text.lines().count())
+            .unwrap_or(0)
+            .try_into()
+            .expect("Too much post-blank to fit into a PostBlank.")
     }
 }
 impl<'s> StandardProperties<'s> for ExampleBlock<'s> {
@@ -284,11 +298,15 @@ impl<'s> StandardProperties<'s> for ExampleBlock<'s> {
     }
 
     fn get_contents<'b>(&'b self) -> Option<&'s str> {
-        todo!()
+        None
     }
 
     fn get_post_blank(&self) -> PostBlank {
-        todo!()
+        self.post_blank
+            .map(|text| text.lines().count())
+            .unwrap_or(0)
+            .try_into()
+            .expect("Too much post-blank to fit into a PostBlank.")
     }
 }
 impl<'s> StandardProperties<'s> for ExportBlock<'s> {
@@ -297,11 +315,15 @@ impl<'s> StandardProperties<'s> for ExportBlock<'s> {
     }
 
     fn get_contents<'b>(&'b self) -> Option<&'s str> {
-        todo!()
+        None
     }
 
     fn get_post_blank(&self) -> PostBlank {
-        todo!()
+        self.post_blank
+            .map(|text| text.lines().count())
+            .unwrap_or(0)
+            .try_into()
+            .expect("Too much post-blank to fit into a PostBlank.")
     }
 }
 impl<'s> StandardProperties<'s> for SrcBlock<'s> {
@@ -310,11 +332,15 @@ impl<'s> StandardProperties<'s> for SrcBlock<'s> {
     }
 
     fn get_contents<'b>(&'b self) -> Option<&'s str> {
-        todo!()
+        None
     }
 
     fn get_post_blank(&self) -> PostBlank {
-        todo!()
+        self.post_blank
+            .map(|text| text.lines().count())
+            .unwrap_or(0)
+            .try_into()
+            .expect("Too much post-blank to fit into a PostBlank.")
     }
 }