[glsl-new] add vec2 and vec3

src/front/glsl_new/lex.rs

@@ -111,6 +111,8 @@ pub fn consume_token(mut input: &str) -> (Option<Token>, &str) {
             meta.chars.end = start + pos;
             match word {
                 "void" => (Some(Token::Void(meta)), rest),
+                "vec2" => (Some(Token::Vec2(meta)), rest),
+                "vec3" => (Some(Token::Vec3(meta)), rest),
                 "vec4" => (Some(Token::Vec4(meta)), rest),
                 //TODO: remaining types
                 _ => (Some(Token::Identifier((meta, String::from(word)))), rest),

src/front/glsl_new/parser.rs

@@ -462,6 +462,26 @@ pomelo! {
     }
 
     type_specifier_nonarray ::= Void { None }
+    type_specifier_nonarray ::= Vec2 {
+        Some(Type {
+            name: None,
+            inner: TypeInner::Vector {
+                size: VectorSize::Bi,
+                kind: ScalarKind::Float,
+                width: 4,
+            }
+        })
+    }
+    type_specifier_nonarray ::= Vec3 {
+        Some(Type {
+            name: None,
+            inner: TypeInner::Vector {
+                size: VectorSize::Tri,
+                kind: ScalarKind::Float,
+                width: 4,
+            }
+        })
+    }
     type_specifier_nonarray ::= Vec4 {
         Some(Type {
             name: None,