chore: Move the remaining nargo_cli lib funcs into nargo crate

crates/nargo/Cargo.toml

@@ -12,6 +12,7 @@ rustc_version = "0.4.0"
 
 [dependencies]
 acvm.workspace = true
+fm.workspace = true
 noirc_abi.workspace = true
 noirc_driver.workspace = true
 noirc_frontend.workspace = true

crates/nargo/src/lib.rs

@@ -14,4 +14,43 @@ pub mod ops;
 pub mod package;
 pub mod workspace;
 
+use std::collections::BTreeMap;
+
+use fm::FileManager;
+use noirc_driver::{add_dep, prepare_crate};
+use noirc_frontend::{
+    graph::{CrateGraph, CrateId, CrateName},
+    hir::Context,
+};
+use package::{Dependency, Package};
+
 pub use self::errors::NargoError;
+
+pub fn prepare_dependencies(
+    context: &mut Context,
+    parent_crate: CrateId,
+    dependencies: &BTreeMap<CrateName, Dependency>,
+) {
+    for (dep_name, dep) in dependencies.iter() {
+        match dep {
+            Dependency::Remote { package } | Dependency::Local { package } => {
+                let crate_id = prepare_crate(context, &package.entry_path);
+                add_dep(context, parent_crate, crate_id, dep_name.clone());
+                prepare_dependencies(context, crate_id, &package.dependencies);
+            }
+        }
+    }
+}
+
+pub fn prepare_package(package: &Package) -> (Context, CrateId) {
+    // TODO: FileManager continues to leak into various crates
+    let fm = FileManager::new(&package.root_dir);
+    let graph = CrateGraph::default();
+    let mut context = Context::new(fm, graph);
+
+    let crate_id = prepare_crate(&mut context, &package.entry_path);
+
+    prepare_dependencies(&mut context, crate_id, &package.dependencies);
+
+    (context, crate_id)
+}

crates/nargo_cli/Cargo.toml

@@ -18,10 +18,8 @@ build-data = "0.1.3"
 toml.workspace = true
 
 [dependencies]
-cfg-if.workspace = true
 clap.workspace = true
 dirs.workspace = true
-url.workspace = true
 iter-extended.workspace = true
 nargo.workspace = true
 nargo_toml.workspace = true
@@ -31,7 +29,6 @@ noirc_frontend.workspace = true
 noirc_abi.workspace = true
 noirc_errors.workspace = true
 acvm.workspace = true
-fm.workspace = true
 toml.workspace = true
 serde.workspace = true
 serde_json.workspace = true
@@ -56,6 +53,7 @@ tempdir = "0.3.7"
 assert_cmd = "2.0.8"
 assert_fs = "1.0.10"
 predicates = "2.1.5"
+fm.workspace = true
 
 [features]
 default = ["plonk_bn254"]

crates/nargo_cli/src/cli/check_cmd.rs

@@ -1,11 +1,8 @@
-use crate::{
-    errors::{CliError, CompileError},
-    prepare_package,
-};
+use crate::errors::{CliError, CompileError};
 use acvm::Backend;
 use clap::Args;
 use iter_extended::btree_map;
-use nargo::package::Package;
+use nargo::{package::Package, prepare_package};
 use nargo_toml::{find_package_manifest, resolve_workspace_from_toml};
 use noirc_abi::{AbiParameter, AbiType, MAIN_RETURN_NAME};
 use noirc_driver::{check_crate, compute_function_signature, CompileOptions};

crates/nargo_cli/src/cli/compile_cmd.rs

@@ -3,6 +3,7 @@ use acvm::{acir::circuit::Circuit, Backend};
 use iter_extended::try_vecmap;
 use iter_extended::vecmap;
 use nargo::package::Package;
+use nargo::prepare_package;
 use nargo::{artifacts::contract::PreprocessedContract, NargoError};
 use nargo_toml::{find_package_manifest, resolve_workspace_from_toml};
 use noirc_driver::{
@@ -16,7 +17,6 @@ use clap::Args;
 use nargo::ops::{preprocess_contract_function, preprocess_program};
 
 use crate::errors::{CliError, CompileError};
-use crate::prepare_package;
 
 use super::fs::{
     common_reference_string::{

crates/nargo_cli/src/cli/mod.rs

@@ -60,7 +60,7 @@ enum NargoCommand {
     Lsp(lsp_cmd::LspCommand),
 }
 
-pub fn start_cli() -> eyre::Result<()> {
+pub(crate) fn start_cli() -> eyre::Result<()> {
     let NargoCli { command, mut config } = NargoCli::parse();
 
     // Search through parent directories to find package root if necessary.

crates/nargo_cli/src/cli/test_cmd.rs

@@ -2,13 +2,13 @@ use std::io::Write;
 
 use acvm::{acir::native_types::WitnessMap, Backend};
 use clap::Args;
-use nargo::{ops::execute_circuit, package::Package};
+use nargo::{ops::execute_circuit, package::Package, prepare_package};
 use nargo_toml::{find_package_manifest, resolve_workspace_from_toml};
 use noirc_driver::{compile_no_check, CompileOptions};
 use noirc_frontend::{graph::CrateName, hir::Context, node_interner::FuncId};
 use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor};
 
-use crate::{cli::check_cmd::check_crate_and_report_errors, errors::CliError, prepare_package};
+use crate::{cli::check_cmd::check_crate_and_report_errors, errors::CliError};
 
 use super::{compile_cmd::optimize_circuit, NargoConfig};
 

crates/nargo_cli/src/main.rs

@@ -1,7 +1,17 @@
 #![forbid(unsafe_code)]
+#![warn(unused_extern_crates)]
+#![warn(unreachable_pub)]
+#![warn(clippy::semicolon_if_nothing_returned)]
+
+//! Nargo is the package manager for Noir
+//! This name was used because it sounds like `cargo` and
+//! Noir Package Manager abbreviated is npm, which is already taken.
+
+mod backends;
+mod cli;
+mod errors;
 
 use color_eyre::{config::HookBuilder, eyre};
-use nargo_cli::cli::start_cli;
 
 const PANIC_MESSAGE: &str = "This is a bug. We may have already fixed this in newer versions of Nargo so try searching for similar issues at https://github.com/noir-lang/noir/issues/.\nIf there isn't an open issue for this bug, consider opening one at https://github.com/noir-lang/noir/issues/new?labels=bug&template=bug_report.yml";
 
@@ -11,5 +21,5 @@ fn main() -> eyre::Result<()> {
         HookBuilder::default().display_env_section(false).panic_section(PANIC_MESSAGE).into_hooks();
     panic_hook.install();
 
-    start_cli()
+    cli::start_cli()
 }