Print transformed result to stdout if no output dir is given

src/cli.ts

@@ -1,7 +1,7 @@
 import * as fs from 'fs';
 import * as path from 'path';
 import { Command } from 'commander';
-import { replaceSuffix, isValidSolFile, outputResult } from './io';
+import { isValidSolFile, outputResult } from './io';
 import { compileSolFiles } from './solCompile';
 import { handleTranspilationError, transform, transpile } from './transpiler';
 import { analyseSol } from './utils/analyseSol';
@@ -176,7 +176,7 @@ export function runTransform(file: string, options: CliOptions) {
     const mFile = path.relative(process.cwd(), file);
     const ast = compileSolFiles([mFile], options);
     transform(ast, options).map(([name, solidity]) => {
-      outputResult(replaceSuffix(name, '_warp.sol'), solidity, options, ast);
+      outputResult(name, solidity, options, ast, true);
     });
   } catch (e) {
     handleTranspilationError(e);

src/io.ts

@@ -62,6 +62,7 @@ export function outputResult(
   code: string,
   options: OutputOptions & TranspilationOptions,
   ast: AST,
+  _transform = false,
 ): void {
   if (options.outputDir !== undefined) {
     if (fs.existsSync(options.outputDir)) {
@@ -82,12 +83,16 @@ export function outputResult(
       abiOutPath,
       JSON.stringify(ast.solidityABI.contracts[solFilePath][contractName]['abi'], null, 2),
     );
-    outputFileSync(fullCodeOutPath, code);
-
+    outputFileSync(
+      _transform ? replaceSuffix(fullCodeOutPath, '_warp.cairo') : fullCodeOutPath,
+      code,
+    );
     // Cairo-format is disabled, as it has a bug
     // if (options.formatCairo || options.dev) {
     //   const warpVenvPrefix = `PATH=${path.resolve(__dirname, '..', 'warp_venv', 'bin')}:$PATH`;
     //   execSync(`${warpVenvPrefix} cairo-format -i ${fullCodeOutPath}`);
     // }
+  } else {
+    console.log(`//--- ${outputPath} ---\n${code}\n//---`);
   }
 }