Enable cli description to have free args title

libraries/tools/kotlin-test-nodejs-runner/cli.ts

@@ -1,10 +1,10 @@
-import {defaultCliArgsParser} from "./src/CliArgsParser";
+import {CliArgsParser, getDefaultCliDescription} from "./src/CliArgsParser";
 import {getAdapter} from "./src/Adapter";
 import {directRunner} from "./src/KotlinTestRunner";
 
 const kotlin_test = require('kotlin-test');
 
-const parser = defaultCliArgsParser;
+const parser = new CliArgsParser(getDefaultCliDescription());
 
 const processArgs = process.argv.slice(2);
 const untypedArgs = parser.parse(processArgs);

libraries/tools/kotlin-test-nodejs-runner/src/CliArgsParser.ts

@@ -9,7 +9,7 @@ export type CliDescription = {
     args: {
         [k: string]: CliArgDescription,
     },
-    freeArgsTitle: string
+    freeArgsTitle: string | null
 }
 
 export type CliArgValues = {
@@ -107,7 +107,7 @@ export class CliArgsParser {
             }
         }
 
-        if (result.free.length == 0) {
+        if (description.freeArgsTitle && result.free.length == 0) {
             this.badArgsExit(`At least one ${description.freeArgsTitle} should be provided`)
         }
 
@@ -115,7 +115,8 @@ export class CliArgsParser {
     }
 }
 
-export const defaultCliDescription: CliDescription = {
+export function getDefaultCliDescription(): CliDescription {
+    return {
         version: VERSION,
         bin: BIN,
         description: DESCRIPTION,
@@ -149,6 +150,5 @@ export const defaultCliDescription: CliDescription = {
             }
         },
         freeArgsTitle: "module_name"
-};
+    };
-
+}
-export const defaultCliArgsParser: CliArgsParser = new CliArgsParser(defaultCliDescription);