Add support for repeated tag options (#142)

Author: Fryuni

README.md

@@ -379,3 +379,5 @@ This library provides 3 Context Types to interact with CucumberJS' World object.
   or the `--world-parameters` CLI option.
 - `CucumberLog`, which exposes the `log` method of the `World` object.
 - `CucumberAttachments`, which exposes the `attach` method of the `World` object.
+- `ScenarioInfo`, which exposes information about the running scenario and allows
+  changing the behavior of steps and hooks based on tags easier.

cucumber-tsflow-specs/features/tag-parameters.feature

@@ -30,6 +30,11 @@ Feature: Tag parameters
                     assert.strictEqual(this.scenario.getOptionTag(name), undefined);
                 }
 
+                @then("the multi option tag {string} is set to {}")
+                public checkMultiOption(name: string, value: string) {
+                    assert.deepStrictEqual(this.scenario.getMultiOptionTag(name), JSON.parse(value));
+                }
+
                 @then("the attribute tag {string} is set to {}")
                 @then("the attribute tag {string} is set to:")
                 public checkAttributes(name: string, values: string) {
@@ -145,6 +150,50 @@ Feature: Tag parameters
         When I run cucumber-js
         Then it passes
 
+    Scenario: Checking for multi options on the feature
+        Given a file named "features/a.feature" with:
+            """feature
+            @foo(bar)
+            @foo(baz)
+            Feature: Feature
+              Scenario: One
+                Then the multi option tag "foo" is set to ["bar", "baz"]
+              Scenario: Two
+                Then the multi option tag "foo" is set to ["bar", "baz"]
+            """
+        When I run cucumber-js
+        Then it passes
+
+    Scenario: Checking for multi options on the scenario
+        Given a file named "features/a.feature" with:
+            """feature
+            Feature: Feature
+              @foo(bar)
+              @foo(baz)
+              Scenario: One
+                Then the multi option tag "foo" is set to ["bar", "baz"]
+              @foo(qux)
+              @foo(zzz)
+              Scenario: Two
+                Then the multi option tag "foo" is set to ["qux", "zzz"]
+            """
+        When I run cucumber-js
+        Then it passes
+
+    Scenario: Checking for multi options on the scenario combining with multi options on the feature
+        Given a file named "features/a.feature" with:
+            """feature
+            @foo(bar)
+            Feature: Feature
+              Scenario: One
+                Then the multi option tag "foo" is set to ["bar"]
+              @foo(baz)
+              Scenario: Two
+                Then the multi option tag "foo" is set to ["bar", "baz"]
+            """
+        When I run cucumber-js
+        Then it passes
+
     Scenario: Checking for an attribute tag on the feature
         Given a file named "features/a.feature" with:
             """feature

cucumber-tsflow/src/scenario-info.ts

@@ -7,7 +7,7 @@ import { TagName } from "./types";
 export class ScenarioInfo {
   private _attributeTags?: Map<string, unknown>;
 
-  private _optionTags?: Map<string, string>;
+  private _optionTags?: Map<string, string[]>;
 
   private _flagTags?: Set<string>;
 
@@ -39,17 +39,23 @@ export class ScenarioInfo {
     return result;
   }
 
-  private static parseOptionTags(tags: TagName[]): Map<string, string> {
+  private static parseOptionTags(tags: TagName[]): Map<string, string[]> {
     const RGX = /^@?(?<option>[\w-]+)\((?<value>.+?)\)$/s;
 
-    const result = new Map<string, string>();
+    const result = new Map<string, string[]>();
 
     for (const tag of tags) {
       const match = tag.match(RGX)?.groups;
 
       if (match !== undefined) {
         const { option, value } = match;
-        result.set(option, value);
+
+        const list = result.get(option)
+        if (list === undefined) {
+          result.set(option, [value]);
+        } else {
+          list.push(value);
+        }
       }
     }
 
@@ -89,7 +95,15 @@ export class ScenarioInfo {
       this._optionTags = ScenarioInfo.parseOptionTags(this.tags);
     }
 
-    return this._optionTags.get(name);
+    return this._optionTags.get(name)?.at(-1);
+  }
+
+  public getMultiOptionTag(name: string): string[] | undefined {
+    if (this._optionTags === undefined) {
+      this._optionTags = ScenarioInfo.parseOptionTags(this.tags);
+    }
+
+    return this._optionTags.get(name) ?? [];
   }
 
   public getFlag(name: string): boolean {

version.json

@@ -1,5 +1,5 @@
 {
   "$schema": "https://raw.githubusercontent.com/dotnet/Nerdbank.GitVersioning/master/src/NerdBank.GitVersioning/version.schema.json",
-  "version": "4.3",
+  "version": "4.4",
   "publicReleaseRefSpec": ["^refs/heads/master$", "^refs/heads/release/"]
 }