Revert "feat(unstable): Support data: urls (#5157)" (#7432)

This reverts commit e3319f34a6ece36eab3138eae83c8d0e18fcc07c.

1 files changed, 1 insertions, 41 deletions

diff --git a/cli/file_fetcher.rs b/cli/file_fetcher.rs
index f6400027a..8b3ca46a0 100644
--- a/cli/file_fetcher.rs
+++ b/cli/file_fetcher.rs
@@ -100,7 +100,7 @@ impl SourceFileCache {
   }
 }
 
-const SUPPORTED_URL_SCHEMES: [&str; 4] = ["http", "https", "file", "data"];
+const SUPPORTED_URL_SCHEMES: [&str; 3] = ["http", "https", "file"];
 
 #[derive(Clone)]
 pub struct SourceFileFetcher {
@@ -278,7 +278,6 @@ impl SourceFileFetcher {
   ) -> Result<Option<SourceFile>, ErrBox> {
     let url_scheme = module_url.scheme();
     let is_local_file = url_scheme == "file";
-    let is_data_url = url_scheme == "data";
     SourceFileFetcher::check_if_supported_scheme(&module_url)?;
 
     // Local files are always fetched from disk bypassing cache entirely.
@@ -286,10 +285,6 @@ impl SourceFileFetcher {
       return self.fetch_local_file(&module_url, permissions).map(Some);
     }
 
-    if is_data_url {
-      return extract_data_url(module_url).map(Some);
-    }
-
     self.fetch_cached_remote_source(&module_url, 10)
   }
 
@@ -314,7 +309,6 @@ impl SourceFileFetcher {
   ) -> Result<SourceFile, ErrBox> {
     let url_scheme = module_url.scheme();
     let is_local_file = url_scheme == "file";
-    let is_data_url = url_scheme == "data";
     SourceFileFetcher::check_if_supported_scheme(&module_url)?;
 
     // Local files are always fetched from disk bypassing cache entirely.
@@ -322,10 +316,6 @@ impl SourceFileFetcher {
       return self.fetch_local_file(&module_url, permissions);
     }
 
-    if is_data_url {
-      return extract_data_url(module_url);
-    }
-
     // The file is remote, fail if `no_remote` is true.
     if no_remote {
       let e = std::io::Error::new(
@@ -562,36 +552,6 @@ impl SourceFileFetcher {
   }
 }
 
-fn extract_data_url(url: &Url) -> Result<SourceFile, ErrBox> {
-  assert_eq!(url.scheme(), "data");
-  let url_content = &url.as_str()[5..];
-  let mut part_iterator = url_content.splitn(2, ',');
-
-  let media_type_str = part_iterator.next().unwrap();
-  let data = if let Some(d) = part_iterator.next() {
-    d
-  } else {
-    return Err(ErrBox::new("URIError", "Malformed data url, missing comma"));
-  };
-
-  let filename = PathBuf::new();
-  let (media_type, charset) = map_content_type(&filename, Some(media_type_str));
-  let is_base64 = media_type_str.rsplit(';').any(|v| v == "base64");
-  let bytes = if is_base64 {
-    base64::decode(data)?
-  } else {
-    percent_encoding::percent_decode_str(data).collect::<Vec<u8>>()
-  };
-
-  Ok(SourceFile {
-    url: url.clone(),
-    filename,
-    types_header: None,
-    media_type,
-    source_code: TextDocument::new(bytes, charset),
-  })
-}
-
 pub fn map_file_extension(path: &Path) -> msg::MediaType {
   match path.extension() {
     None => msg::MediaType::Unknown,