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#rust#proc-macro#http

git clone https://pyrossh.dev/repos/rust-embed.git
Discussions: https://groups.google.com/g/rust-embed-devs

rust macro which loads files into the rust binary at compile time during release and loads the file from the fs during dev.

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63512550 — pyros2097

7 years ago 
add logging in example
Files changed (4) hide show
  1. Cargo.lock +10 -0
  2. Cargo.toml +1 -0
  3. examples/rocket.rs +23 -3
  4. src/lib.rs +1 -0
Cargo.lock CHANGED
@@ -234,6 +234,14 @@ dependencies = [
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  "num-traits 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)",
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  ]
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+ [[package]]
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+ name = "fern"
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+ version = "0.5.4"
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+ source = "registry+https://github.com/rust-lang/crates.io-index"
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+ dependencies = [
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+ "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
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+ ]
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+
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  [[package]]
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  name = "filetime"
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  version = "0.1.15"
@@ -703,6 +711,7 @@ dependencies = [
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  name = "rust-embed"
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  version = "0.5.2"
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  dependencies = [
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+ "fern 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
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  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
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  "rocket 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
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  "rocket_codegen 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1024,6 +1033,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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  "checksum encoding-index-tradchinese 1.20141219.5 (registry+https://github.com/rust-lang/crates.io-index)" = "fd0e20d5688ce3cab59eb3ef3a2083a5c77bf496cb798dc6fcdb75f323890c18"
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  "checksum encoding_index_tests 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "a246d82be1c9d791c5dfde9a2bd045fc3cbba3fa2b11ad558f27d01712f00569"
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  "checksum enum_primitive 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "be4551092f4d519593039259a9ed8daedf0da12e5109c5280338073eaeb81180"
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+ "checksum fern 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)" = "50475651fccc56343c766e4d1889428ea753308a977e1315db358ada28cc8c9d"
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  "checksum filetime 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "714653f3e34871534de23771ac7b26e999651a0a228f47beb324dfdf1dd4b10f"
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  "checksum fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
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  "checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
Cargo.toml CHANGED
@@ -19,6 +19,7 @@ rocket = "0.3.6"
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  rocket_codegen = "0.3.6"
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  rocket_contrib = "0.3.6"
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  rouille = "2.1.0"
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+ fern = "0.5"
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  [badges]
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  appveyor = { repository = "pyros2097/rust-embed" }
examples/rocket.rs CHANGED
@@ -3,6 +3,8 @@
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  extern crate rocket;
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  extern crate rocket_contrib;
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  extern crate rust_embed;
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+ extern crate fern;
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+ extern crate log;
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  use std::path::PathBuf;
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  use std::ffi::OsStr;
@@ -28,7 +30,11 @@ fn index<'r>(asset: State<Asset>) -> response::Result<'r> {
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  #[get("/dist/<file..>")]
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  fn dist<'r>(asset: State<Asset>, file: PathBuf) -> response::Result<'r> {
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  let filename = file.display().to_string();
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+ let ext = file
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+ .as_path()
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+ .extension()
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+ .and_then(OsStr::to_str)
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- let ext = file.as_path().extension().and_then(OsStr::to_str).expect("Could not get file extension");
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+ .expect("Could not get file extension");
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  let content_type = ContentType::from_extension(ext).expect("Could not get file content type");
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  asset(filename.clone()).map_or_else(
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  || Err(Status::NotFound),
@@ -42,8 +48,22 @@ fn dist<'r>(asset: State<Asset>, file: PathBuf) -> response::Result<'r> {
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  }
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  fn main() {
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+ fern::Dispatch::new()
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+ .format(move |out, message, record| {
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+ out.finish(format_args!(
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+ "[{}][{}] {}",
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+ record.target(),
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+ record.level(),
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+ message
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+ ))
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+ })
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+ .level(log::LevelFilter::Info)
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+ .chain(std::io::stdout())
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+ .apply()
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+ .expect("Could not initialize logger");
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  let asset = embed!("examples/public/".to_owned());
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  rocket::ignite()
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- .manage(asset)
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+ .manage(asset)
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- .mount("/", routes![index, dist]).launch();
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+ .mount("/", routes![index, dist])
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+ .launch();
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  }
src/lib.rs CHANGED
@@ -57,6 +57,7 @@ pub fn generate_assets<'a>(parent_path: String) -> Asset {
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  map.insert(key, data);
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  }
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  Box::new(move |file_path| {
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+ info!("asset from cache -> {}", file_path);
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  match map.get(&file_path) {
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  Some(s) => Some(s.to_vec()),
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  None => None,