Initial Commit

.gitignore

+/target
+/Cargo.lock

.idea/.gitignore

+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/desolation.iml

+<?xml version="1.0" encoding="UTF-8"?>
+<module type="CPP_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file

.idea/modules.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/desolation.iml" filepath="$PROJECT_DIR$/.idea/desolation.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file

.idea/vcs.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file

Cargo.toml

+[package]
+name = "desolation"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

src/ast/mod.rs

+mod node;
\ No newline at end of file

src/ast/node.rs

+pub struct Node<'a> {
+    pub op: i32,
+    pub val: String,
+    pub sym: IdList,
+    pub fnum: i32,
+    pub line_no: i32,
+    pub left: &'a Node<'a>,
+    pub right: &'a Node<'a>,
+    pub next: &'a Node<'a>
+}
+
+pub struct IdList {
+
+}
\ No newline at end of file

src/lexer/lex.rs

+pub struct Lexer();
\ No newline at end of file

src/lexer/mod.rs

+mod lex;

src/lib.rs

+mod lexer;
+mod ast;
+
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}