mirror of
https://github.com/astral-sh/uv
synced 2026-01-21 13:30:11 -05:00
b442aae80e
By default, Cargo runs the build script if any file in the package changes (https://doc.rust-lang.org/cargo/reference/build-scripts.html#change-detection). In our case, we only need to rerun it if `download-metadata.json` changed.
43 lines
1.2 KiB
Rust
43 lines
1.2 KiB
Rust
use std::fs;
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use std::path::Path;
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fn process_json(data: &serde_json::Value) -> serde_json::Value {
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let mut out_data = serde_json::Map::new();
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if let Some(obj) = data.as_object() {
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for (key, value) in obj {
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if let Some(variant) = value.get("variant") {
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// Exclude debug variants for now, we don't support them
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if variant == "debug" {
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continue;
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}
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}
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out_data.insert(key.clone(), value.clone());
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}
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}
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serde_json::Value::Object(out_data)
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}
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fn main() {
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let version_metadata = "download-metadata.json";
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println!("cargo::rerun-if-changed={version_metadata}");
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let target = Path::new("src/download-metadata-minified.json");
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let json_data: serde_json::Value = serde_json::from_str(
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#[allow(clippy::disallowed_methods)]
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&fs::read_to_string(version_metadata).expect("Failed to read download-metadata.json"),
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)
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.expect("Failed to parse JSON");
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let filtered_data = process_json(&json_data);
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#[allow(clippy::disallowed_methods)]
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fs::write(
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target,
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serde_json::to_string(&filtered_data).expect("Failed to serialize JSON"),
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)
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.expect("Failed to write minified JSON");
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}
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