commit

.dockerignore

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+Dockerfile
+target/

.gitignore

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+/target
+
+.idea/

Cargo.toml

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+[package]
+name = "progress-bar-test"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+indicatif = "0.17.8"

Dockerfile

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+FROM lukemathwalker/cargo-chef:latest-rust-1.79.0 AS chef
+WORKDIR /app
+
+FROM chef AS planner
+COPY . .
+RUN cargo chef prepare --recipe-path recipe.json
+
+FROM chef AS builder
+COPY --from=planner /app/recipe.json recipe.json
+# Build dependencies - this is the caching Docker layer!
+RUN cargo chef cook --release --recipe-path recipe.json
+# Build application
+COPY . .
+RUN cargo build --release --bin progress-bar-test
+
+# We do not need the Rust toolchain to run the binary!
+FROM debian:bookworm-slim AS runtime
+WORKDIR /app
+COPY --from=builder /app/target/release/progress-bar-test /progress-bar-test
+RUN chmod 0744 /progress-bar-test
+CMD ["/progress-bar-test"]

src/main.rs

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+use std::thread::sleep;
+use std::time::Duration;
+use indicatif::{ProgressBar, ProgressStyle};
+
+fn main() {
+    println!("Progress bar");
+    let len = 500;
+    let style = ProgressStyle::with_template("[{elapsed_precise}] {bar:40.cyan/blue} {human_pos}/{human_len} {msg}")
+        .unwrap()
+        .progress_chars("##-");
+    let bar = ProgressBar::new(len).with_style(style);
+
+    for _ in 0..=len {
+        sleep(Duration::from_millis(10));
+        bar.inc(1);
+    }
+    bar.finish_with_message("Done");
+
+    println!("Hello, world!");
+}