DEFAULT_EXPRESSION_WIDTH const

compiler/noirc_driver/src/lib.rs

@@ -50,15 +50,9 @@ pub const NOIRC_VERSION: &str = env!("CARGO_PKG_VERSION");
 pub const NOIR_ARTIFACT_VERSION_STRING: &str =
     concat!(env!("CARGO_PKG_VERSION"), "+", env!("GIT_COMMIT"));
 
-/// Default expression width used for Noir compilation.
-/// The ACVM native type `ExpressionWidth` has its own default which should always be unbounded,
-/// while we can sometimes expect the compilation target width to change.
-/// Thus, we set it separately here rather than trying to alter the default derivation of the type.
-pub const DEFAULT_EXPRESSION_WIDTH: ExpressionWidth = ExpressionWidth::Bounded { width: 4 };
-
 #[derive(Args, Clone, Debug, Default)]
 pub struct CompileOptions {
-    /// Override the expression width requested by the backend.
+    /// Specify the backend expression width that should be targeted
     #[arg(long, value_parser = parse_expression_width)]
     pub expression_width: Option<ExpressionWidth>,
 

tooling/nargo_cli/src/cli/compile_cmd.rs

@@ -9,8 +9,8 @@ use nargo::package::Package;
 use nargo::workspace::Workspace;
 use nargo::{insert_all_files_for_workspace_into_file_manager, parse_all};
 use nargo_toml::{get_package_manifest, resolve_workspace_from_toml, PackageSelection};
+use noirc_driver::file_manager_with_stdlib;
 use noirc_driver::NOIR_ARTIFACT_VERSION_STRING;
-use noirc_driver::{file_manager_with_stdlib, DEFAULT_EXPRESSION_WIDTH};
 use noirc_driver::{CompilationResult, CompileOptions, CompiledContract};
 
 use noirc_frontend::graph::CrateName;
@@ -251,6 +251,12 @@ fn save_contract(
     }
 }
 
+/// Default expression width used for Noir compilation.
+/// The ACVM native type `ExpressionWidth` has its own default which should always be unbounded,
+/// while we can sometimes expect the compilation target width to change.
+/// Thus, we set it separately here rather than trying to alter the default derivation of the type.
+const DEFAULT_EXPRESSION_WIDTH: ExpressionWidth = ExpressionWidth::Bounded { width: 4 };
+
 /// If a target width was not specified in the CLI we can safely override the default.
 pub(crate) fn get_target_width(
     package_default_width: Option<ExpressionWidth>,