work

2024-10-18 16:52:12 -04:00
parent b15a40c4d9
commit 14a4fb1ff9
22 changed files with 1672 additions and 77 deletions
@@ -0,0 +1,28 @@
+use super::{Body, Ident, Keyword, Node, Parsable, ParseResult, ParserErrors, Symbol, TokenCursor};
+use std::fmt::Debug;
+
+pub struct Function {
+    pub name: Node<Ident>,
+    pub body: Node<Body>,
+}
+
+impl Parsable for Function {
+    fn parse(cursor: &mut TokenCursor, errors: &mut ParserErrors) -> ParseResult<Self> {
+        cursor.expect_kw(Keyword::Fn)?;
+        let name = Node::parse(cursor, errors)?;
+        cursor.expect_sym(Symbol::OpenParen)?;
+        cursor.expect_sym(Symbol::CloseParen)?;
+        Node::parse(cursor, errors).map(|body| Self { name, body })
+    }
+}
+
+impl Debug for Function {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_str("fn ")?;
+        self.name.fmt(f)?;
+        f.write_str("() ")?;
+        self.body.fmt(f)?;
+        Ok(())
+    }
+}
+