commit ca0e376e797e6c6b4cfd992d2618a2d8b964abb6
Author: Nilstrieb <48135649+Nilstrieb@users.noreply.github.com>
Date:   Mon Jun 13 08:38:54 2022 +0200

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3a8cabc
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
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diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..dacbc9a
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..d1590d2
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "asm-thing"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+dbg-pls = { version = "0.3.2", features = ["colors", "derive"] }
+logos = "0.12.1"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..c9c4b5d
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,9 @@
+use std::io;
+
+mod parser;
+
+fn main() -> Result<(), io::Error> {
+    let file = std::fs::read_to_string("test.asm")?;
+    parser::run(&file);
+    Ok(())
+}
diff --git a/src/parser.rs b/src/parser.rs
new file mode 100644
index 0000000..ae01149
--- /dev/null
+++ b/src/parser.rs
@@ -0,0 +1,48 @@
+use dbg_pls::DebugPls;
+use logos::{Lexer, Logos};
+
+#[derive(Debug, Clone, PartialEq, Eq, Logos, DebugPls)]
+pub enum Token<'a> {
+    #[token("mov")]
+    Mov,
+    #[token("jmp")]
+    Jmp,
+    #[token("je")]
+    Je,
+    #[token("cmp")]
+    Cmp,
+    #[token("add")]
+    Add,
+    #[token("sub")]
+    Sub,
+    #[token("mul")]
+    Mul,
+    #[token("div")]
+    Div,
+    #[token("[")]
+    BracketOpen,
+    #[token("]")]
+    BracketClose,
+    #[token(",")]
+    Comma,
+    #[regex(r"\w+:")]
+    Label(&'a str),
+    #[regex(r"[0-9]+", |lex| lex.slice().parse::<u64>())]
+    Number(u64),
+    #[regex(r"[a-zA-Z]\w+")]
+    Word(&'a str),
+
+    #[regex(r"[ \t\n\f]+", logos::skip)]
+    #[regex("//[^\n]*", logos::skip)]
+    #[error]
+    Error,
+}
+
+pub fn lex(src: &str) -> Lexer<'_, Token<'_>> {
+    <Token as Logos>::lexer(src)
+}
+
+pub fn run(src: &str) {
+    let tokens = lex(src).collect::<Vec<_>>();
+    dbg_pls::color!(tokens);
+}
diff --git a/test.asm b/test.asm
new file mode 100644
index 0000000..86f80fa
--- /dev/null
+++ b/test.asm
@@ -0,0 +1,13 @@
+mov r0, 3
+cmp r0, 8
+je true
+jmp false
+true:
+jmp exit
+
+// loop
+false:
+jmp false
+
+
+exit:
\ No newline at end of file