feat(elements): table parsing

src/elements/table.rs

@@ -0,0 +1,34 @@
+#[derive(Debug)]
+#[cfg_attr(test, derive(PartialEq))]
+#[cfg_attr(feature = "serde", derive(serde::Serialize))]
+#[cfg_attr(feature = "serde", serde(tag = "table_type"))]
+pub enum Table<'a> {
+    #[cfg_attr(feature = "serde", serde(rename = "org"))]
+    Org { tblfm: Option<&'a str> },
+    #[cfg_attr(feature = "serde", serde(rename = "table.el"))]
+    TableEl { value: &'a str },
+}
+
+#[derive(Debug)]
+#[cfg_attr(test, derive(PartialEq))]
+#[cfg_attr(feature = "serde", derive(serde::Serialize))]
+#[cfg_attr(
+    feature = "serde",
+    serde(tag = "table_row_type", rename_all = "kebab-case")
+)]
+pub enum TableRow {
+    Standard,
+    Rule,
+}
+
+impl TableRow {
+    pub(crate) fn parse(input: &str) -> Option<TableRow> {
+        if input.starts_with("|-") {
+            Some(TableRow::Rule)
+        } else if input.starts_with('|') {
+            Some(TableRow::Standard)
+        } else {
+            None
+        }
+    }
+}