Update how extensions are set to default to path when no extension can be determined from mime

Cargo.toml

@@ -37,6 +37,7 @@ bytes = "0.4.12"
 log = "0.4.8"
 pretty_env_logger = "0.3.1"
 serde = { version = "1.0.98", features = ["derive"] }
+bson = "0.13.0"
 serde_json = "1.0.40"
 serde-hjson = "0.9.1"
 serde_yaml = "0.8"

src/cli.rs

@@ -173,6 +173,7 @@ pub async fn cli() -> Result<(), Box<dyn Error>> {
             whole_stream_command(FromArray),
             whole_stream_command(FromCSV),
             whole_stream_command(FromINI),
+            whole_stream_command(FromBSON),
             whole_stream_command(FromJSON),
             whole_stream_command(FromTOML),
             whole_stream_command(FromXML),

src/commands.rs

@@ -15,6 +15,7 @@ crate mod enter;
 crate mod exit;
 crate mod first;
 crate mod from_array;
+crate mod from_bson;
 crate mod from_csv;
 crate mod from_ini;
 crate mod from_json;
@@ -70,6 +71,7 @@ crate use enter::Enter;
 crate use exit::Exit;
 crate use first::First;
 crate use from_array::FromArray;
+crate use from_bson::FromBSON;
 crate use from_csv::FromCSV;
 crate use from_ini::FromINI;
 crate use from_json::FromJSON;

src/commands/classified.rs

@@ -176,7 +176,7 @@ impl InternalCommand {
 
                             match contents {
                                 Value::Primitive(Primitive::String(string)) => {
-                                    let value = crate::commands::open::parse_as_value(
+                                    let value = crate::commands::open::parse_string_as_value(
                                         file_extension,
                                         string,
                                         contents_tag,

src/commands/open.rs

@@ -51,16 +51,18 @@ fn run(call_info: &CallInfo, shell_manager: &ShellManager) -> Result<OutputStrea
 
     let stream = async_stream_block! {
 
-        //FIXME: unwraps
+    //FIXME: unwraps
+    let (file_extension, contents, contents_tag, span_source) =
+        fetch(&full_path, &path_str, path_span).await.unwrap();
 
-        let (file_extension, contents, contents_tag, span_source) =
-            fetch(&full_path, &path_str, path_span).await.unwrap();
+    let file_extension = if call_info.args.has("raw") {
+        None
+    } else {
+        // If the extension could not be determined via mimetype, try to use the path
+        // extension. Some file types do not declare their mimetypes (such as bson files).
+        file_extension.or(path_str.split('.').last().map(String::from))
+    };
 
-        let file_extension = if has_raw {
-            None
-        } else {
-            file_extension
-        };
 
         if let Some(uuid) = contents_tag.origin {
             // If we have loaded something, track its source
@@ -70,9 +72,24 @@ fn run(call_info: &CallInfo, shell_manager: &ShellManager) -> Result<OutputStrea
             ));
         }
 
-        match contents {
-            Value::Primitive(Primitive::String(string)) => {
-                let value = parse_as_value(file_extension, string, contents_tag, name_span).unwrap();
+    match contents {
+        Value::Primitive(Primitive::String(string)) => {
+            let value = parse_string_as_value(file_extension, string, contents_tag, call_info.name_span)?;
+
+            match value {
+                Tagged {
+                    item: Value::List(list),
+                    ..
+                } => {
+                    for elem in list {
+                        stream.push_back(ReturnSuccess::value(elem));
+                    }
+                }
+                x => stream.push_back(ReturnSuccess::value(x)),
+            }
+        }
+        Value::Binary(binary) => {
+            let value = parse_binary_as_value(file_extension, binary, contents_tag, call_info.name_span)?;
 
                 match value {
                     Tagged {
@@ -402,7 +419,7 @@ fn read_be_u16(input: &[u8]) -> Option<Vec<u16>> {
     }
 }
 
-pub fn parse_as_value(
+pub fn parse_string_as_value(
     extension: Option<String>,
     contents: String,
     contents_tag: Tag,
@@ -477,3 +494,27 @@ pub fn parse_as_value(
         _ => Ok(Value::string(contents).tagged(contents_tag)),
     }
 }
+
+pub fn parse_binary_as_value(
+    extension: Option<String>,
+    contents: Vec<u8>,
+    contents_tag: Tag,
+    name_span: Span,
+) -> Result<Tagged<Value>, ShellError> {
+    println!("{:?}", extension);
+    match extension {
+        Some(x) if x == "bson" => {
+            Err(ShellError::labeled_error("Could not open as BSON", "Could not open as BSON", name_span))
+            //crate::commands::from_json::from_bson_bytes_to_value(contents, contents_tag).map_err(
+            //    move |_| {
+            //        ShellError::labeled_error(
+             //           "Could not open as BSON",
+             //           "could not open as BSON",
+             //           name_span,
+             //       )
+            //    },
+           // )
+        }
+        _ => Ok(Value::Binary(contents).tagged(contents_tag)),
+    }
+}