From 7eef21b3b90898f4ef05fa4220fde608cf55c6ab Mon Sep 17 00:00:00 2001
From: Graham Northup <grissess@nexusg.org>
Date: Sun, 24 Sep 2017 03:41:45 -0400
Subject: parser appears to work (oh my)
---
src/lang/mod.rs | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
(limited to 'src/lang/mod.rs')
diff --git a/src/lang/mod.rs b/src/lang/mod.rs
index 8256f34..14a9202 100644
--- a/src/lang/mod.rs
+++ b/src/lang/mod.rs
@@ -1,6 +1,10 @@
pub mod tokenizer;
pub use self::tokenizer::Tokenizer;
+pub mod parser;
+pub use self::parser::Parser;
+// NB: No Eq due to embedded f32
+#[derive(Debug,PartialEq,Clone)]
pub enum Token {
Ident(String),
Integer(isize),
@@ -10,3 +14,31 @@ pub enum Token {
EOF,
}
+#[derive(Debug,PartialEq,Eq,Clone,Copy)]
+pub enum TokType {
+ Ident,
+ Integer,
+ Float,
+ Oper,
+ String,
+ EOF,
+}
+
+impl Token {
+ pub fn to_type(&self) -> TokType {
+ match *self {
+ Token::Ident(_) => TokType::Ident,
+ Token::Integer(_) => TokType::Integer,
+ Token::Float(_) => TokType::Float,
+ Token::Oper(_) => TokType::Oper,
+ Token::String(_) => TokType::String,
+ Token::EOF => TokType::EOF,
+ }
+ }
+}
+
+impl<'a> From<&'a Token> for TokType {
+ fn from(tok: &'a Token) -> TokType {
+ tok.to_type()
+ }
+}
--
cgit v1.2.3-70-g09d2