feat(infra): Remove CIDR requirement [CLK-187171] (#5)

Author: Justinon

API.md

@@ -1,10 +1,4 @@
 export interface IShardProps {
-  /**
-   * The cidr for a shard's vpc.
-   * Regions typically receive a 10.?.0.0/12 address space,
-   * within which there are 16 /16 subnets for shards.
-   */
-  readonly cidr: string;
   /**
    * The AWS region for a shard.
    */
@@ -23,12 +17,10 @@ export interface IShard extends IShardProps {
 }
 
 export abstract class Shard implements IShard {
-  readonly cidr: string;
   readonly region: string;
   readonly number: number;
 
   constructor(props: IShardProps) {
-    this.cidr = props.cidr;
     this.region = props.region;
     this.number = props.number;
   }

src/Shard.ts

@@ -51,7 +51,6 @@ describe('NamedEnv', () => {
         };
 
         shard = {
-          cidr: '10.0.0.0/0',
           region: 'us-west-2',
           name: 'TestShard',
           number: 1,

test/NamedEnv.test.ts

@@ -7,17 +7,14 @@ class TestShardImpl extends Shard {
   }
 }
 
-const testShardProps: IShardProps = { cidr: '10.0.0.0/0', region: 'us-west-2', number: 1 };
+const testShardProps: IShardProps = { region: 'us-west-2', number: 1 };
 
 let shard: IShard;
 describe('Shard', () => {
   beforeEach(() => {
     shard = new TestShardImpl(testShardProps);
   });
 
-  it('sets CIDR correctly', () => {
-    expect(shard.cidr).toEqual(testShardProps.cidr);
-  });
   it('sets region correctly', () => {
     expect(shard.region).toEqual(testShardProps.region);
   });