fix(cli): parse --profile=<profile> syntax (#10135)

* fix(cli): parse `--profile=<profile>` syntax

ref: #6255 (comment)

* Update tooling/cli/src/interface/rust.rs

* safe check next arg

* add test

---------

Co-authored-by: Lucas Nogueira <lucas@tauri.studio>

Author: amrbashir

.changes/cli-profile-parse-syntax.md

@@ -0,0 +1,6 @@
+---
+"tauri-cli": "patch:bug"
+"@tauri-apps/cli": "patch:bug"
+---
+
+Fix parsing of cargo profile when using `--profile=<profile>` syntax.

tooling/cli/src/interface/rust.rs

@@ -1130,9 +1130,14 @@ pub fn get_profile(options: &Options) -> &str {
   options
     .args
     .iter()
-    .position(|a| a == "--profile")
-    .map(|i| options.args[i + 1].as_str())
-    .unwrap_or_else(|| if options.debug { "debug" } else { "release" })
+    .position(|a| a.starts_with("--profile"))
+    .and_then(|i| {
+      options.args[i]
+        .split_once('=')
+        .map(|(_, p)| Some(p))
+        .unwrap_or_else(|| options.args.get(i + 1).map(|s| s.as_str()))
+    })
+    .unwrap_or(if options.debug { "dev" } else { "release" })
 }
 
 pub fn get_profile_dir(options: &Options) -> &str {
@@ -1457,3 +1462,69 @@ mod pkgconfig_utils {
     }
   }
 }
+
+#[cfg(test)]
+mod tests {
+  use super::*;
+
+  #[test]
+  fn parse_profile_from_opts() {
+    let options = Options {
+      args: vec![
+        "build".into(),
+        "--".into(),
+        "--profile".into(),
+        "testing".into(),
+        "--features".into(),
+        "feat1".into(),
+      ],
+      ..Default::default()
+    };
+    assert_eq!(get_profile(&options), "testing");
+
+    let options = Options {
+      args: vec![
+        "build".into(),
+        "--".into(),
+        "--profile=customprofile".into(),
+        "testing".into(),
+        "--features".into(),
+        "feat1".into(),
+      ],
+      ..Default::default()
+    };
+    assert_eq!(get_profile(&options), "customprofile");
+
+    let options = Options {
+      debug: true,
+      args: vec![
+        "build".into(),
+        "--".into(),
+        "testing".into(),
+        "--features".into(),
+        "feat1".into(),
+      ],
+      ..Default::default()
+    };
+    assert_eq!(get_profile(&options), "dev");
+
+    let options = Options {
+      debug: false,
+      args: vec![
+        "build".into(),
+        "--".into(),
+        "testing".into(),
+        "--features".into(),
+        "feat1".into(),
+      ],
+      ..Default::default()
+    };
+    assert_eq!(get_profile(&options), "release");
+
+    let options = Options {
+      args: vec!["build".into(), "--".into(), "--profile".into()],
+      ..Default::default()
+    };
+    assert_eq!(get_profile(&options), "release");
+  }
+}