feat: began declaration parsing refactors

Cargo.toml

@@ -4,3 +4,4 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+strum = { version = "0.26.3", features = ["derive"] }

src/analyzer.rs

@@ -0,0 +1,2 @@
+use crate::parser::{TokenNode as Node};
+use crate::error::{ErrType as ET}

src/error.rs

@@ -0,0 +1,27 @@
+/// Each variant wraps the line numberi the error was found on
+#[derive(Debug, Clone, strum::Display)]
+pub enum ErrType {
+    ExpectedCParen,
+    ExpectedCSquare,
+    ExpectedExpression,
+    ExpectedId,
+    UndeclaredId,
+    ExpectedAssignment,
+    ExpectedStatement,
+    ExpectedCondition,
+    ExpectedOSquare,
+    ExpectedOParen,
+    ExpectedCCurl,
+    ExpectedOCurl,
+    ExpectedStrLiteral,
+    ExpectedType,
+    ExpectedSemi,
+    ExpectedEq,
+    ExpectedNumLiteral,
+}
+
+#[derive(Debug, Clone)]
+pub struct RhErr {
+    pub err: ErrType,
+    pub line: i32,
+}