Heavy refactor and restructuring of content parser

src/syntax/content/elements/paragraph.rs

@@ -0,0 +1,28 @@
+use std::fmt::Display;
+use crate::syntax::content::{Parseable, Lexeme};
+
+pub(in crate::syntax::content) struct Paragraph {
+    text: String,
+}
+
+impl Parseable for Paragraph {
+    fn probe(lexeme: &Lexeme) -> bool {
+        !lexeme.raw.trim().is_empty()
+    }
+
+    fn lex(lexeme: &Lexeme) -> Self {
+        Self {
+            text: lexeme.raw.trim().to_owned(),
+        }
+    }
+
+    fn render(&self) -> String {
+        format!("<p>{}</p>", &self.text)
+    }
+}
+
+impl Display for Paragraph {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        write!(f, "Paragraph: <{}>", &self.text)
+    }
+}