diff --git a/Cargo.lock b/Cargo.lock
index 46adabd..fc2f373 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -220,18 +220,6 @@ dependencies = [
  "digest",
 ]
 
-[[package]]
-name = "shader_prepoc"
-version = "0.1.0"
-dependencies = [
- "pest",
- "pest_derive",
- "regex",
- "thiserror",
- "tracing",
- "tracing-subscriber",
-]
-
 [[package]]
 name = "sharded-slab"
 version = "0.1.7"
@@ -375,6 +363,18 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
+[[package]]
+name = "wgsl_preprocessor"
+version = "0.1.0"
+dependencies = [
+ "pest",
+ "pest_derive",
+ "regex",
+ "thiserror",
+ "tracing",
+ "tracing-subscriber",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
diff --git a/Cargo.toml b/Cargo.toml
index b6ccf1a..ae57867 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "shader_prepoc"
+name = "wgsl_preprocessor"
 version = "0.1.0"
 edition = "2021"
 
diff --git a/src/main.rs b/src/lib.rs
similarity index 67%
rename from src/main.rs
rename to src/lib.rs
index 3c9a680..b1c9164 100644
--- a/src/main.rs
+++ b/src/lib.rs
@@ -13,79 +13,6 @@ pub use preprocessor::*;
 #[grammar = "wgsl.pest"]
 pub(crate) struct WgslParser;
 
-fn main() {
-    tracing_subscriber::fmt()
-        // enable everything
-        .with_max_level(tracing::Level::TRACE)
-        // sets this to be the default, global collector for this application.
-        .init();
-
-    let mut p = Processor::new();
-    let inner_include_src = fs::read_to_string("shaders/inner_include.wgsl").unwrap();
-    p.parse_module(&inner_include_src)
-        .unwrap()
-        .expect("failed to find module");
-
-    let simple_include_src = fs::read_to_string("shaders/simple.wgsl").unwrap();
-    p.parse_module(&simple_include_src)
-        .unwrap()
-        .expect("failed to find module");
-
-    let base_include_src = fs::read_to_string("shaders/base.wgsl").unwrap();
-    let base_module_path = p.parse_module(&base_include_src)
-        .unwrap()
-        .expect("failed to find module");
-
-    for (name, module) in &p.modules {
-        println!("{name}:");
-
-        if !module.constants.is_empty() || !module.functions.is_empty() {
-            println!("  defines:");
-        }
-
-        for (name, def) in &module.constants {
-            println!("    const {name}, {}-{}", def.start_pos, def.end_pos);
-        }
-
-        for (name, def) in &module.functions {
-            let requires: Vec<String> = def.requirements.iter().map(|r| {
-                let pre = r.module.as_ref().map(|m| format!("{m}::")).unwrap_or_default();
-                format!("{}{}", pre, r.name)
-            }).collect();
-            println!("    fn {name}, {}-{}. requires: {:?}", def.start_pos, def.end_pos, requires);
-        }
-
-        println!("  imported modules: {:?}", module.module_imports);
-
-        if !module.item_imports.is_empty() {
-            println!("  type imports:");
-        }
-
-        for (module, usages) in &module.item_imports {
-            println!("    {}: {:?}", module, usages.imports);
-        }
-
-        if !module.import_usages.is_empty() {
-            println!("  usages:");
-        }
-
-        for (module, usages) in &module.import_usages {
-            println!("    {}:", module);
-
-            for import in usages.iter() {
-                println!(
-                    "      {:?} `{}` at {}:",
-                    import.ty, import.name, import.start_pos
-                );
-            }
-        }
-    }
-
-    let base_include_src = fs::read_to_string("shaders/base.wgsl").unwrap();
-    let out = p.process_file(&base_module_path, &base_include_src).unwrap();
-    fs::write("out.wgsl", out).unwrap();
-}
-
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
 pub enum ExternalUsageType {
     Variable,