[eas-cli] suggest using eas build:dev when using simulator/emulator dev client configuration

packages/eas-cli/src/build/runBuildAndSubmit.ts

@@ -122,6 +122,7 @@ export async function runBuildAndSubmitAsync({
   envOverride?: Env;
 }): Promise<{
   buildIds: string[];
+  buildProfiles?: ProfileData<'build'>[];
 }> {
   await vcsClient.ensureRepoExistsAsync();
   await ensureRepoIsCleanAsync(vcsClient, flags.nonInteractive);
@@ -348,6 +349,7 @@ export async function runBuildAndSubmitAsync({
   }
   return {
     buildIds: startedBuilds.map(({ build }) => build.id),
+    buildProfiles,
   };
 }
 

packages/eas-cli/src/commands/build/index.ts

@@ -1,5 +1,5 @@
 import { Platform } from '@expo/eas-build-job';
-import { EasJsonAccessor, EasJsonUtils, ResourceClass } from '@expo/eas-json';
+import { BuildProfile, EasJsonAccessor, EasJsonUtils, ResourceClass } from '@expo/eas-json';
 import { LoggerLevel } from '@expo/logger';
 import { Errors, Flags } from '@oclif/core';
 import chalk from 'chalk';
@@ -17,6 +17,7 @@ import { RequestedPlatform, selectRequestedPlatformAsync } from '../../platform'
 import { selectAsync } from '../../prompts';
 import uniq from '../../utils/expodash/uniq';
 import { enableJsonOutput } from '../../utils/json';
+import { ProfileData } from '../../utils/profiles';
 import { maybeWarnAboutEasOutagesAsync } from '../../utils/statuspageService';
 
 interface RawBuildFlags {
@@ -160,7 +161,7 @@ export default class Build extends EasCommand {
 
     const flagsWithPlatform = await this.ensurePlatformSelectedAsync(flags);
 
-    await runBuildAndSubmitAsync({
+    const { buildProfiles } = await runBuildAndSubmitAsync({
       graphqlClient,
       analytics,
       vcsClient,
@@ -169,6 +170,8 @@ export default class Build extends EasCommand {
       actor,
       getDynamicPrivateProjectConfigAsync,
     });
+
+    this.maybeSuggestUsingEasBuildDev(buildProfiles);
   }
 
   private sanitizeFlags(
@@ -268,6 +271,43 @@ export default class Build extends EasCommand {
       requestedPlatform,
     };
   }
+
+  private maybeSuggestUsingEasBuildDev(buildProfiles?: ProfileData<'build'>[]): void {
+    // suggest using eas build:dev if the build configuration results in simulator/emulator dev client build
+    if (
+      buildProfiles?.some(({ profile, platform }) => {
+        if (profile.developmentClient !== true) {
+          return false;
+        }
+        if (profile.distribution !== 'internal') {
+          return false;
+        }
+
+        if (platform === Platform.IOS) {
+          const iosProfile = profile as BuildProfile<Platform.IOS>;
+          if (iosProfile.simulator !== true && iosProfile.withoutCredentials !== true) {
+            return false;
+          }
+        } else {
+          const androidProfile = profile as BuildProfile<Platform.ANDROID>;
+          if (
+            androidProfile.distribution !== 'internal' &&
+            androidProfile.withoutCredentials !== true
+          ) {
+            return false;
+          }
+        }
+        return true;
+      })
+    ) {
+      Log.addNewLineIfNone();
+      Log.log(
+        `🔎 You are using a build configuration that could benefit from using ${chalk.bold(
+          'eas build:dev'
+        )} command. Run it to install and run cached dev client build or create a new one if it doesn't exist.`
+      );
+    }
+  }
 }
 
 export async function handleDeprecatedEasJsonAsync(