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Code Issues Packages 1 Wiki Activity

core: add Deps::to_json() (#2223)

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Greg Altman 2019-04-27 13:04:09 -04:00 committed by Ryan Dahl
parent 40d8ef1ec9
commit 1d4b14e306
1 changed files with 34 additions and 0 deletions
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34
core/modules.rs
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@ -500,6 +500,22 @@ impl Deps {
})
}
}
pub fn to_json(&self) -> String {
let mut children = "[".to_string();
if let Some(ref deps) = self.deps {
for d in deps {
children.push_str(&d.to_json());
if !d.is_last {
children.push_str(",");
}
}
}
children.push_str("]");
format!("[\"{}\",{}]", self.name, children)
}
}
impl fmt::Display for Deps {
@ -918,4 +934,22 @@ mod tests {
assert_eq!(bar_deps.name, "bar");
assert_eq!(bar_deps.deps, Some(vec![]));
}
#[test]
fn test_deps_to_json() {
let mut modules = Modules::new();
modules.register(1, "foo");
modules.register(2, "bar");
modules.register(3, "baz");
modules.register(4, "zuh");
modules.add_child(1, "bar");
modules.add_child(1, "baz");
modules.add_child(3, "zuh");
let maybe_deps = modules.deps("foo");
assert!(maybe_deps.is_some());
assert_eq!(
"[\"foo\",[[\"bar\",[]],[\"baz\",[[\"zuh\",[]]]]]]",
maybe_deps.unwrap().to_json()
);
}
}