rename env var

.changes/dev-url-localhost-mobile.md

@@ -5,5 +5,5 @@
 
 `ios dev` and `android dev` now uses localhost for the development server unless running on an iOS device,
 which still requires connecting to the public network address. To conditionally check this on your frontend
-framework's configuration you can check for the existence of the `TAURI_DEV_PUBLIC_NETWORK_HOST_REQUIRED`
+framework's configuration you can check for the existence of the `TAURI_DEV_HOST`
 environment variable instead of checking if the target is iOS or Android (previous recommendation).

examples/api/vite.config.js

@@ -7,7 +7,7 @@ import Unocss from 'unocss/vite'
 import { svelte } from '@sveltejs/vite-plugin-svelte'
 import { internalIpV4Sync } from 'internal-ip'
 
-const publicNetwork = process.env.TAURI_DEV_PUBLIC_NETWORK_HOST_REQUIRED
+const host = process.env.TAURI_DEV_HOST
 
 // https://vitejs.dev/config/
 export default defineConfig({
@@ -27,10 +27,10 @@ export default defineConfig({
   clearScreen: false,
   // tauri expects a fixed port, fail if that port is not available
   server: {
-    host: publicNetwork ? '0.0.0.0' : false,
+    host: host ? '0.0.0.0' : false,
     port: 1420,
     strictPort: true,
-    hmr: publicNetwork
+    hmr: host
       ? {
           protocol: 'ws',
           host: internalIpV4Sync(),

tooling/cli/src/mobile/ios/dev.rs

@@ -45,7 +45,7 @@ It also runs your `build.beforeDevCommand` which usually starts your frontend de
 
 When connected to a physical iOS device, the public network address must be used instead of `localhost`
 for the devUrl property. Tauri makes that change automatically, but your dev server might need
-a different configuration to listen on the public address. You can check the `TAURI_DEV_PUBLIC_NETWORK_HOST_REQUIRED`
+a different configuration to listen on the public address. You can check the `TAURI_DEV_HOST`
 environment variable to determine whether the public network should be used or not."
 )]
 pub struct Options {
@@ -83,7 +83,7 @@ pub struct Options {
   /// it is your responsability to set up your development server to listen on this address
   /// by using 0.0.0.0 as host for instance.
   ///
-  /// When this is set or when running on an iOS device the CLI sets the `TAURI_DEV_PUBLIC_NETWORK_HOST_REQUIRED`
+  /// When this is set or when running on an iOS device the CLI sets the `TAURI_DEV_HOST`
   /// environment variable so you can check this on your framework's configuration to expose the development server
   /// on the public network address.
   #[clap(long)]
@@ -265,7 +265,7 @@ fn use_network_address_for_dev_url(
       println!(
         "Replacing devUrl host with {ip}. {}. {}.",
         "If your frontend is not listening on that address, try configuring your development server to use 0.0.0.0 as host",
-        "When this is required, Tauri sets the TAURI_DEV_PUBLIC_NETWORK_HOST_REQUIRED environment variable"
+        "When this is required, Tauri sets the TAURI_DEV_HOST environment variable"
       );
       url.set_host(Some(&ip)).unwrap();
 
@@ -312,7 +312,7 @@ fn run_dev(
       .map(|device| !matches!(device.kind(), DeviceKind::Simulator))
       .unwrap_or(false)
   {
-    std::env::set_var("TAURI_DEV_PUBLIC_NETWORK_HOST_REQUIRED", "true");
+    std::env::set_var("TAURI_DEV_HOST", "true");
     use_network_address_for_dev_url(&tauri_config, &mut options.config, options.force_ip_prompt)?;
   }
 

tooling/cli/templates/plugin/__example-api/tauri-app/vite.config.js

@@ -1,8 +1,8 @@
 import { defineConfig } from "vite";
 import { svelte } from "@sveltejs/vite-plugin-svelte";
-import { internalIpV4Sync } from 'internal-ip'
+import { internalIpV4Sync } from 'internal-ip';
 
-const mobile = !!/android|ios/.exec(process.env.TAURI_ENV_PLATFORM);
+const host = process.env.TAURI_DEV_HOST;
 
 // https://vitejs.dev/config/
 export default defineConfig({
@@ -13,10 +13,10 @@ export default defineConfig({
   clearScreen: false,
   // tauri expects a fixed port, fail if that port is not available
   server: {
-    host: mobile ? "0.0.0.0" : false,
+    host: host ? "0.0.0.0" : false,
     port: 1420,
     strictPort: true,
-    hmr: mobile ? {
+    hmr: host ? {
       protocol: 'ws',
       host: internalIpV4Sync(),
       port: 1421