(
request: Request,
on_data: Box<dyn Fn(crate::Result<Part>) -> ControlFlow<()> + Send>,
)
| 6 | use crate::types::PartialResponse; |
| 7 | |
| 8 | pub fn fetch_streaming_blocking( |
| 9 | request: Request, |
| 10 | on_data: Box<dyn Fn(crate::Result<Part>) -> ControlFlow<()> + Send>, |
| 11 | ) { |
| 12 | let resp = request.fetch_raw_native(false); |
| 13 | |
| 14 | let mut resp = match resp { |
| 15 | Ok(t) => t, |
| 16 | Err(e) => { |
| 17 | let _ = on_data(Err(e.to_string())); |
| 18 | return; |
| 19 | } |
| 20 | }; |
| 21 | |
| 22 | let ok = resp.status().is_success(); |
| 23 | use ureq::ResponseExt as _; |
| 24 | let url = resp.get_uri().to_string(); |
| 25 | let status = resp.status().as_u16(); |
| 26 | let status_text = resp |
| 27 | .status() |
| 28 | .canonical_reason() |
| 29 | .unwrap_or("ERROR") |
| 30 | .to_string(); |
| 31 | let mut headers = crate::Headers::default(); |
| 32 | for (k, v) in resp.headers().iter() { |
| 33 | headers.insert( |
| 34 | k, |
| 35 | match v.to_str() { |
| 36 | Ok(t) => t, |
| 37 | Err(e) => { |
| 38 | let _ = on_data(Err(e.to_string())); |
| 39 | break; |
| 40 | } |
| 41 | }, |
| 42 | ); |
| 43 | } |
| 44 | headers.sort(); // It reads nicer, and matches web backend. |
| 45 | |
| 46 | let response = PartialResponse { |
| 47 | url, |
| 48 | ok, |
| 49 | status, |
| 50 | status_text, |
| 51 | headers, |
| 52 | }; |
| 53 | if on_data(Ok(Part::Response(response))).is_break() { |
| 54 | return; |
| 55 | }; |
| 56 | |
| 57 | let mut reader = resp.body_mut().as_reader(); |
| 58 | loop { |
| 59 | let mut buf = vec![0; 2048]; |
| 60 | use std::io::Read; |
| 61 | match reader.read(&mut buf) { |
| 62 | Ok(n) if n > 0 => { |
| 63 | // clone data from buffer and clear it |
| 64 | let chunk = buf[..n].to_vec(); |
| 65 | if on_data(Ok(Part::Chunk(chunk))).is_break() { |
no test coverage detected