feat(job): Support concurrency (#36)

Author: koki-develop

lib/package/job.spec.ts

@@ -84,6 +84,28 @@ describe("Job", () => {
         steps: [{ run: "echo 'Hello, world!'" }],
       },
     ],
+    [
+      new Job("test", {
+        runsOn: "ubuntu-latest",
+        concurrency: "group-name",
+      }).run("echo 'Hello, world!'"),
+      {
+        "runs-on": "ubuntu-latest",
+        concurrency: "group-name",
+        steps: [{ run: "echo 'Hello, world!'" }],
+      },
+    ],
+    [
+      new Job("test", {
+        runsOn: "ubuntu-latest",
+        concurrency: { group: "group-name", cancelInProgress: true },
+      }).run("echo 'Hello, world!'"),
+      {
+        "runs-on": "ubuntu-latest",
+        concurrency: { group: "group-name", "cancel-in-progress": true },
+        steps: [{ run: "echo 'Hello, world!'" }],
+      },
+    ],
   ])("job.toJSON(%j) -> %j", (job, expected) => {
     expect(job.toJSON()).toEqual(expected);
   });

lib/package/job.ts

@@ -1,5 +1,7 @@
+import { concurrencyJSON } from "../internal/concurrency";
 import { permissionsJSON } from "../internal/permissions";
 import { stepJSON } from "../internal/step";
+import { type Concurrency } from "./concurrency";
 import type { Expression } from "./expression";
 import { type Permissions } from "./permissions";
 import { type RunStep, type Step, type UsesStep } from "./step";
@@ -12,7 +14,7 @@ export type JobConfig = {
   needs?: string | string[];
   if?: string | boolean | number;
   // TODO: environment
-  // TODO: concurrency
+  concurrency?: Concurrency;
   // TODO: outputs
   // TODO: env
   // TODO: defaults
@@ -81,6 +83,10 @@ export class Job {
 
       ...(this._config.if != null && { if: this._config.if }),
 
+      ...(this._config.concurrency != null && {
+        concurrency: concurrencyJSON(this._config.concurrency),
+      }),
+
       steps: this._steps.map((step) => stepJSON(step)),
     };
   }