feat(core): add raw headers to HTTP API, closes #2695 (#3053)

Author: lucasfernog

.changes/api-raw-headers.md

@@ -0,0 +1,5 @@
+---
+"api": patch
+---
+
+Added `rawHeaders` to `http > Response`.

.changes/raw-headers.md

@@ -0,0 +1,5 @@
+---
+"tauri": patch
+---
+
+Add `raw_headers` to `tauri::api::http::ResponseData`.

core/tauri/scripts/bundle.js

@@ -351,11 +351,22 @@ impl Response {
     let url = self.2;
 
     let mut headers = HashMap::new();
+    let mut raw_headers = HashMap::new();
     for (name, value) in self.1.headers() {
       headers.insert(
         name.as_str().to_string(),
         String::from_utf8(value.as_bytes().to_vec())?,
       );
+      raw_headers.insert(
+        name.as_str().to_string(),
+        self
+          .1
+          .headers()
+          .get_all(name)
+          .into_iter()
+          .map(|v| String::from_utf8(v.as_bytes().to_vec()).map_err(Into::into))
+          .collect::<crate::api::Result<Vec<String>>>()?,
+      );
     }
     let status = self.1.status().as_u16();
 
@@ -377,6 +388,7 @@ impl Response {
       url,
       status,
       headers,
+      raw_headers,
       data,
     })
   }
@@ -403,6 +415,8 @@ pub struct ResponseData {
   pub status: u16,
   /// Response headers.
   pub headers: HashMap<String, String>,
+  /// Response raw headers.
+  pub raw_headers: HashMap<String, Vec<String>>,
   /// Response data.
   pub data: Value,
 }

core/tauri/src/api/http.rs

@@ -128,6 +128,7 @@ interface IResponse<T> {
   url: string
   status: number
   headers: Record<string, string>
+  rawHeaders: Record<string, string[]>
   data: T
 }
 
@@ -141,6 +142,8 @@ class Response<T> {
   ok: boolean
   /** The response headers. */
   headers: Record<string, string>
+  /** The response raw headers. */
+  rawHeaders: Record<string, string[]>
   /** The response data. */
   data: T
 
@@ -150,6 +153,7 @@ class Response<T> {
     this.status = response.status
     this.ok = this.status >= 200 && this.status < 300
     this.headers = response.headers
+    this.rawHeaders = response.rawHeaders
     this.data = response.data
   }
 }