cli: add --verbose flag to CMD_BUILD

crates/cli/src/lib.rs

@@ -241,6 +241,13 @@ pub fn build_app() -> Command {
                     .action(ArgAction::SetTrue)
                     .required(false),
             )
+            .arg(
+                Arg::new(FLAG_VERBOSE)
+                    .long(FLAG_VERBOSE)
+                    .help("Print detailed information while building")
+                    .action(ArgAction::SetTrue)
+                    .required(false)
+            )
             .arg(
                 Arg::new(ROC_FILE)
                     .help("The .roc file to build")
@@ -974,6 +981,7 @@ pub fn build(
     };
 
     let load_config = standard_load_config(target, build_ordering, threading);
+    let verbose = matches.get_flag(FLAG_VERBOSE);
 
     let res_binary_path = roc_build::program::build_file(
         &arena,
@@ -989,6 +997,7 @@ pub fn build(
         roc_cache_dir,
         load_config,
         out_path,
+        verbose,
     );
 
     match res_binary_path {

crates/compiler/build/src/program.rs

@@ -725,6 +725,7 @@ pub fn build_file<'a>(
     roc_cache_dir: RocCacheDir<'_>,
     load_config: LoadConfig,
     out_path: Option<&Path>,
+    verbose: bool,
 ) -> Result<BuiltFile<'a>, BuildFileError<'a>> {
     let compilation_start = Instant::now();
 
@@ -751,6 +752,7 @@ pub fn build_file<'a>(
         loaded,
         compilation_start,
         out_path,
+        verbose,
     )
 }
 
@@ -827,6 +829,7 @@ fn build_loaded_file<'a>(
     loaded: roc_load::MonomorphizedModule<'a>,
     compilation_start: Instant,
     out_path: Option<&Path>,
+    verbose: bool,
 ) -> Result<BuiltFile<'a>, BuildFileError<'a>> {
     // get the platform path from the app header
     let platform_main_roc_path = match &loaded.entry_point {
@@ -956,6 +959,7 @@ fn build_loaded_file<'a>(
                 &roc_app_bytes,
                 &output_exe_path,
                 metadata_file,
+                verbose,
             );
         }
         (LinkingStrategy::Additive, _) | (LinkingStrategy::Legacy, LinkType::None) => {
@@ -1475,6 +1479,7 @@ pub fn build_str_test<'a>(
         loaded,
         compilation_start,
         None,
+        false,
     )
 }
 

crates/glue/src/load.rs

@@ -92,6 +92,7 @@ pub fn generate(
                     RocCacheDir::Persistent(cache::roc_cache_packages_dir().as_path()),
                     load_config,
                     Some(dylib_dir.path()),
+                    false,
                 ),
                 Err(_) => {
                     eprintln!("`roc glue` was unable to create a tempdir.");

crates/linker/src/lib.rs

@@ -55,8 +55,16 @@ pub fn link_preprocessed_host(
     roc_app_bytes: &[u8],
     binary_path: &Path,
     metadata: PathBuf,
+    verbose: bool,
 ) {
-    surgery(roc_app_bytes, &metadata, binary_path, false, false, target)
+    surgery(
+        roc_app_bytes,
+        &metadata,
+        binary_path,
+        verbose,
+        false,
+        target,
+    )
 }
 
 pub fn generate_stub_lib_from_loaded(