feat: remove comments from transpiled JS files (smithy-lang#427)

* chore: create tsconfig.types.json as copy of tsconfig.es.json

* chore: add tsconfig.types.json in static file copies

* chore: generate types in tsconfig.types.json

Author: trivikr

smithy-typescript-codegen/src/main/java/software/amazon/smithy/typescript/codegen/CodegenVisitor.java

@@ -70,8 +70,9 @@ class CodegenVisitor extends ShapeVisitor.Default<Void> {
      */
     private static final Map<String, String> STATIC_FILE_COPIES = MapUtils.of(
             "jest.config.js", "jest.config.js",
+            "tsconfig.json", "tsconfig.json",
             "tsconfig.es.json", "tsconfig.es.json",
-            "tsconfig.json", "tsconfig.json"
+            "tsconfig.types.json", "tsconfig.types.json"
     );
     private static final ShapeId VALIDATION_EXCEPTION_SHAPE =
             ShapeId.fromParts("smithy.framework", "ValidationException");

smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/base-package.json

@@ -12,7 +12,8 @@
     "test": "jest --coverage --passWithNoTests",
     "build:cjs": "tsc -p tsconfig.json",
     "build:es": "tsc -p tsconfig.es.json",
-    "build": "yarn build:cjs && yarn build:es"
+    "build:types": "tsc -p tsconfig.types.json",
+    "build": "yarn build:cjs && yarn build:es && yarn build:types"
   },
   "main": "./dist/cjs/index.js",
   "types": "./dist/types/index.d.ts",

smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.es.json

@@ -4,8 +4,6 @@
     "target": "es5",
     "module": "esnext",
     "moduleResolution": "node",
-    "declaration": false,
-    "declarationDir": null,
     "lib": [
       "dom",
       "es5",

smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.json

@@ -3,7 +3,6 @@
     "alwaysStrict": true,
     "target": "ES2018",
     "module": "commonjs",
-    "declaration": true,
     "strict": true,
     "sourceMap": true,
     "downlevelIteration": true,
@@ -12,8 +11,8 @@
     "incremental": true,
     "resolveJsonModule": true,
     "esModuleInterop": true,
-    "declarationDir": "dist/types",
-    "outDir": "dist/cjs"
+    "outDir": "dist/cjs",
+    "removeComments": true
   },
   "typedocOptions": {
     "exclude": [

smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.types.json

@@ -0,0 +1,8 @@
+{
+  "extends": "./tsconfig",
+  "compilerOptions": {
+    "removeComments": false,
+    "declaration": true,
+    "declarationDir": "dist/types"
+  }
+}