From 5746d405e5ae1c224c29059b12e1008b4977816d Mon Sep 17 00:00:00 2001
From: kevaundray <kevtheappdev@gmail.com>
Date: Thu, 30 Nov 2023 19:43:23 +0000
Subject: [PATCH] enable aztec macro via an environment variable

---
 Cargo.toml                       | 2 +-
 compiler/noirc_driver/src/lib.rs | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 5738fe94984..a9bf4b8041a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -96,7 +96,7 @@ getrandom = "0.2"
 
 
 cfg-if = "1.0.0"
-clap = { version = "4.3.19", features = ["derive"] }
+clap = { version = "4.3.19", features = ["derive", "env"] }
 codespan = { version = "0.11.1", features = ["serialization"] }
 codespan-lsp = "0.11.1"
 codespan-reporting = "0.11.1"
diff --git a/compiler/noirc_driver/src/lib.rs b/compiler/noirc_driver/src/lib.rs
index 427806212cf..8a5d1b9ebef 100644
--- a/compiler/noirc_driver/src/lib.rs
+++ b/compiler/noirc_driver/src/lib.rs
@@ -63,10 +63,17 @@ pub struct CompileOptions {
     pub silence_warnings: bool,
 
     /// Enables the aztec macro preprocessor
-    #[arg(long, hide = true)]
+    #[arg(long, env = AZTEC_MACRO_ENV_VAR, hide = true)]
     pub aztec_macro: bool,
 }
 
+pub(crate) const AZTEC_MACRO_ENV_VAR: &str = "AZTEC_MACROS";
+
+/// Returns true if the `AZTEC_MACROS` environment variable is set.
+pub fn is_aztec_environment_variable_set() -> bool {
+    std::env::var(AZTEC_MACRO_ENV_VAR).is_ok()
+}
+
 /// Helper type used to signify where only warnings are expected in file diagnostics
 pub type Warnings = Vec<FileDiagnostic>;