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authorAlbert Larsan <74931857+albertlarsan68@users.noreply.github.com>2023-01-05 09:13:28 +0100
committerAlbert Larsan <74931857+albertlarsan68@users.noreply.github.com>2023-01-11 09:32:08 +0000
commitcf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch)
tree40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/ui/statics/static-impl.rs
parentca855e6e42787ecd062d81d53336fe6788ef51a9 (diff)
downloadrust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz
rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip
Move /src/test to /tests
Diffstat (limited to 'tests/ui/statics/static-impl.rs')
-rw-r--r--tests/ui/statics/static-impl.rs66
1 files changed, 66 insertions, 0 deletions
diff --git a/tests/ui/statics/static-impl.rs b/tests/ui/statics/static-impl.rs
new file mode 100644
index 00000000000..e7bdb38ee62
--- /dev/null
+++ b/tests/ui/statics/static-impl.rs
@@ -0,0 +1,66 @@
+// run-pass
+#![allow(non_camel_case_types)]
+
+
+
+
+pub trait plus {
+    fn plus(&self) -> isize;
+}
+
+mod a {
+    use plus;
+    impl plus for usize { fn plus(&self) -> isize { *self as isize + 20 } }
+}
+
+mod b {
+    use plus;
+    impl plus for String { fn plus(&self) -> isize { 200 } }
+}
+
+trait uint_utils {
+    fn str(&self) -> String;
+    fn multi<F>(&self, f: F) where F: FnMut(usize);
+}
+
+impl uint_utils for usize {
+    fn str(&self) -> String {
+        self.to_string()
+    }
+    fn multi<F>(&self, mut f: F) where F: FnMut(usize) {
+        let mut c = 0_usize;
+        while c < *self { f(c); c += 1_usize; }
+    }
+}
+
+trait vec_utils<T> {
+    fn length_(&self, ) -> usize;
+    fn iter_<F>(&self, f: F) where F: FnMut(&T);
+    fn map_<U, F>(&self, f: F) -> Vec<U> where F: FnMut(&T) -> U;
+}
+
+impl<T> vec_utils<T> for Vec<T> {
+    fn length_(&self) -> usize { self.len() }
+    fn iter_<F>(&self, mut f: F) where F: FnMut(&T) { for x in self { f(x); } }
+    fn map_<U, F>(&self, mut f: F) -> Vec<U> where F: FnMut(&T) -> U {
+        let mut r = Vec::new();
+        for elt in self {
+            r.push(f(elt));
+        }
+        r
+    }
+}
+
+pub fn main() {
+    assert_eq!(10_usize.plus(), 30);
+    assert_eq!(("hi".to_string()).plus(), 200);
+
+    assert_eq!((vec![1]).length_().str(), "1".to_string());
+    let vect = vec![3, 4].map_(|a| *a + 4);
+    assert_eq!(vect[0], 7);
+    let vect = (vec![3, 4]).map_::<usize, _>(|a| *a as usize + 4_usize);
+    assert_eq!(vect[0], 7_usize);
+    let mut x = 0_usize;
+    10_usize.multi(|_n| x += 2_usize );
+    assert_eq!(x, 20_usize);
+}