feat(lsp): Add Execute code lens for main functions (#2330)

Co-authored-by: Tom French <15848336+TomAFrench@users.noreply.github.com>

crates/lsp/src/lib.rs

@@ -32,6 +32,8 @@ const TEST_COMMAND: &str = "nargo.test";
 const TEST_CODELENS_TITLE: &str = "Run Test";
 const COMPILE_COMMAND: &str = "nargo.compile";
 const COMPILE_CODELENS_TITLE: &str = "Compile";
+const EXECUTE_COMMAND: &str = "nargo.execute";
+const EXECUTE_CODELENS_TITLE: &str = "Execute";
 
 // State for the LSP gets implemented on this struct and is internal to the implementation
 pub struct LspState {
@@ -212,7 +214,7 @@ fn on_code_lens_request(
             let range = byte_span_to_range(files, file_id.as_usize(), location.span.into())
                 .unwrap_or_default();
 
-            let command = Command {
+            let test_command = Command {
                 title: format!("{ARROW} {TEST_CODELENS_TITLE}"),
                 command: TEST_COMMAND.into(),
                 arguments: Some(vec![
@@ -225,9 +227,91 @@ fn on_code_lens_request(
                 ]),
             };
 
-            let lens = CodeLens { range, command: command.into(), data: None };
+            let test_lens = CodeLens { range, command: Some(test_command), data: None };
 
-            lenses.push(lens);
+            lenses.push(test_lens);
+        }
+
+        if package.is_binary() {
+            if let Some(main_func_id) = context.get_main_function(&crate_id) {
+                let location = context.function_meta(&main_func_id).name.location;
+                let file_id = location.file;
+
+                // Ignore diagnostics for any file that wasn't the file we saved
+                // TODO: In the future, we could create "related" diagnostics for these files
+                // TODO: This currently just appends the `.nr` file extension that we store as a constant,
+                // but that won't work if we accept other extensions
+                if fm.path(file_id).with_extension(FILE_EXTENSION) != file_path {
+                    continue;
+                }
+
+                let range = byte_span_to_range(files, file_id.as_usize(), location.span.into())
+                    .unwrap_or_default();
+
+                let compile_command = Command {
+                    title: format!("{ARROW} {COMPILE_CODELENS_TITLE}"),
+                    command: COMPILE_COMMAND.into(),
+                    arguments: Some(vec![
+                        "--program-dir".into(),
+                        format!("{}", workspace.root_dir.display()).into(),
+                        "--package".into(),
+                        format!("{}", package.name).into(),
+                    ]),
+                };
+
+                let compile_lens = CodeLens { range, command: Some(compile_command), data: None };
+
+                lenses.push(compile_lens);
+
+                let execute_command = Command {
+                    title: EXECUTE_CODELENS_TITLE.to_string(),
+                    command: EXECUTE_COMMAND.into(),
+                    arguments: Some(vec![
+                        "--program-dir".into(),
+                        format!("{}", workspace.root_dir.display()).into(),
+                        "--package".into(),
+                        format!("{}", package.name).into(),
+                    ]),
+                };
+
+                let execute_lens = CodeLens { range, command: Some(execute_command), data: None };
+
+                lenses.push(execute_lens);
+            }
+        }
+
+        if package.is_contract() {
+            // Currently not looking to deduplicate this since we don't have a clear decision on if the Contract stuff is staying
+            for contract in context.get_all_contracts(&crate_id) {
+                let location = contract.location;
+                let file_id = location.file;
+
+                // Ignore diagnostics for any file that wasn't the file we saved
+                // TODO: In the future, we could create "related" diagnostics for these files
+                // TODO: This currently just appends the `.nr` file extension that we store as a constant,
+                // but that won't work if we accept other extensions
+                if fm.path(file_id).with_extension(FILE_EXTENSION) != file_path {
+                    continue;
+                }
+
+                let range = byte_span_to_range(files, file_id.as_usize(), location.span.into())
+                    .unwrap_or_default();
+
+                let compile_command = Command {
+                    title: format!("{ARROW} {COMPILE_CODELENS_TITLE}"),
+                    command: COMPILE_COMMAND.into(),
+                    arguments: Some(vec![
+                        "--program-dir".into(),
+                        format!("{}", workspace.root_dir.display()).into(),
+                        "--package".into(),
+                        format!("{}", package.name).into(),
+                    ]),
+                };
+
+                let compile_lens = CodeLens { range, command: Some(compile_command), data: None };
+
+                lenses.push(compile_lens);
+            }
         }
 
         if package.is_binary() {