Add inline source block.

src/intermediate/inline_source_block.rs

@@ -3,13 +3,17 @@ use crate::error::CustomError;
 use super::registry::Registry;
 
 #[derive(Debug)]
-pub(crate) struct IInlineSourceBlock {}
+pub(crate) struct IInlineSourceBlock {
+    pub(crate) value: String,
+}
 
 impl IInlineSourceBlock {
     pub(crate) async fn new<'parse>(
         registry: &mut Registry<'parse>,
         original: &organic::types::InlineSourceBlock<'parse>,
     ) -> Result<IInlineSourceBlock, CustomError> {
-        Ok(IInlineSourceBlock {})
+        Ok(IInlineSourceBlock {
+            value: original.value.to_owned(),
+        })
     }
 }