feat: add footnote paragraph part support

1 files changed, 19 insertions, 3 deletions

diff --git a/src/description.rs b/src/description.rs
index 3697673..e6cd1cd 100644
--- a/src/description.rs
+++ b/src/description.rs
@@ -262,6 +262,9 @@ pub enum ParagraphPart
 
     /// Paragraph part.
     Paragraph(Paragraph),
+
+    /// Footnote part.
+    Footnote(Paragraph),
 }
 
 impl FromElements for ParagraphPart
@@ -297,9 +300,11 @@ impl ParagraphPart
             "inlineequation" => Self::InlineEquation,
             "programlisting" => Self::ProgramListing,
             "citerefentry" => Self::Entry,
-            "variablelist" | "itemizedlist" | "informaltable" | "para" => |_| {
-                unreachable!();
-            },
+            "variablelist" | "itemizedlist" | "informaltable" | "para" | "footnote" => {
+                |_| {
+                    unreachable!();
+                }
+            }
             _ => {
                 return Err(<Self as FromElements>::Error::UnknownPart(
                     tagged_element.name().to_string(),
@@ -361,6 +366,13 @@ impl ParagraphPart
             ));
         }
 
+        if tagged_element.name() == "footnote" {
+            return Ok(Self::Footnote(
+                Paragraph::from_elements(tagged_element.child_elements())
+                    .map_err(|err| ParagraphPartError::InvalidFootnote(Box::new(err)))?,
+            ));
+        }
+
         let text_element = tagged_element
             .child_elements()
             .get_first_text_element()
@@ -405,4 +417,8 @@ pub enum ParagraphPartError
     /// Invalid paragraph.
     #[error("Invalid paragraph")]
     InvalidParagraph(#[source] Box<ParagraphError>),
+
+    /// Invalid footnote.
+    #[error("Invalid footnote")]
+    InvalidFootnote(#[source] Box<ParagraphError>),
 }