From 9891d7aaa6ce0148b87c49b534b0baa678b813d0 Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Tue, 5 Dec 2017 19:59:13 +0300
Subject: Make fileExtension configurable

---
 packages/0x.js/package.json   | 2 +-
 packages/abi-gen/src/index.ts | 7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/packages/0x.js/package.json b/packages/0x.js/package.json
index b09aadd7e..341b12188 100644
--- a/packages/0x.js/package.json
+++ b/packages/0x.js/package.json
@@ -16,7 +16,7 @@
     "build": "run-p build:umd:prod build:commonjs; exit 0;",
     "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_DIR",
     "upload_docs_json": "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
-    "generate_contract_wrappers": "abi-gen --abiGlob 'src/artifacts/@(Exchange|Token|TokenTransferProxy|EtherToken|TokenRegistry).json' --templates ../abi-gen-templates/ --output src/contract_wrappers/generated",
+    "generate_contract_wrappers": "abi-gen --abiGlob 'src/artifacts/@(Exchange|Token|TokenTransferProxy|EtherToken|TokenRegistry).json' --templates ../abi-gen-templates/ --output src/contract_wrappers/generated --fileExtension ts",
     "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
     "test:circleci": "run-s test:coverage report_test_coverage && if [ $CIRCLE_BRANCH = \"development\" ]; then yarn test:umd; fi",
     "test": "run-s clean test:commonjs",
diff --git a/packages/abi-gen/src/index.ts b/packages/abi-gen/src/index.ts
index 19d289e49..12b78f96f 100644
--- a/packages/abi-gen/src/index.ts
+++ b/packages/abi-gen/src/index.ts
@@ -33,11 +33,16 @@ const args = yargs
         type: 'string',
         demand: true,
     })
+    .option('fileExtension', {
+        describe: 'The extension of the output file',
+        type: 'string',
+        demand: true,
+    })
     .argv;
 
 function writeOutputFile(name: string, renderedTsCode: string): void {
     const fileName = toSnakeCase(name);
-    const filePath = `${args.output}/${fileName}.ts`;
+    const filePath = `${args.output}/${fileName}.${args.fileExtension}`;
     fs.writeFileSync(filePath, renderedTsCode);
     utils.log(`Created: ${chalk.bold(filePath)}`);
 }
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