feat(tasks): adds write task

src/tasks/create/index.ts

@@ -8,3 +8,4 @@ export * from './print';
 export * from './raises';
 export * from './remove';
 export * from './sleep';
+export * from './write';

src/tasks/create/write.ts

@@ -0,0 +1,33 @@
+import { Task, Context } from '../../definitions';
+import { useDestination } from '../../helpers/paths';
+import { log } from './log';
+import { Serial } from 'type-core';
+import { into } from 'pipettes';
+import fs from 'fs-extra';
+
+export interface WriteOptions {
+  exists?: 'error' | 'ignore' | 'overwrite';
+}
+
+export function write(
+  path: string,
+  content: Buffer | Serial.Type,
+  options?: WriteOptions
+): Task.Async {
+  return async (ctx: Context): Promise<void> => {
+    into(ctx, log('debug', 'Write:', path));
+
+    const data = Buffer.isBuffer(content)
+      ? content
+      : typeof content === 'object'
+      ? JSON.stringify(content, null, 2)
+      : String(content);
+
+    await useDestination(
+      path,
+      ctx,
+      Object.assign({ exists: 'error' }, options),
+      (dest) => fs.writeFile(dest, data)
+    );
+  };
+}