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Name the crate cluster tuple as a type alias

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Dennis Kobert
2026-09-09 15:39:12 +00:00
parent a06039c6c8
commit 23313bd5ae
1 changed files with 4 additions and 1 deletions
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5
tools/crate-hierarchy-viz/src/main.rs
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@@ -249,6 +249,9 @@ fn dot_to_svg(dot: &str) -> Result<String> {
String::from_utf8(output.stdout).with_context(|| "SVG output was not valid UTF-8") String::from_utf8(output.stdout).with_context(|| "SVG output was not valid UTF-8")
} }
/// A subgraph cluster's id, label, fill color, and the predicate picking its crates.
type Cluster<'a> = (&'a str, &'a str, &'a str, Box<dyn Fn(&CrateInfo) -> bool>);
fn generate_dot(crates: &[CrateInfo]) -> String { fn generate_dot(crates: &[CrateInfo]) -> String {
let mut out = String::new(); let mut out = String::new();
out.push_str("digraph CrateHierarchy {\n"); out.push_str("digraph CrateHierarchy {\n");
@@ -257,7 +260,7 @@ fn generate_dot(crates: &[CrateInfo]) -> String {
out.push_str(" edge [color=gray];\n\n"); out.push_str(" edge [color=gray];\n\n");
// Define subgraph clusters // Define subgraph clusters
let clusters: &[(&str, &str, &str, Box<dyn Fn(&CrateInfo) -> bool>)] = &[ let clusters: &[Cluster] = &[
( (
"cluster_core", "cluster_core",
"Core Components", "Core Components",