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-rw-r--r--crates/ra_hir_ty/src/tests/simple.rs63
1 files changed, 63 insertions, 0 deletions
diff --git a/crates/ra_hir_ty/src/tests/simple.rs b/crates/ra_hir_ty/src/tests/simple.rs
index 72122c070..fd2208af2 100644
--- a/crates/ra_hir_ty/src/tests/simple.rs
+++ b/crates/ra_hir_ty/src/tests/simple.rs
@@ -1860,3 +1860,66 @@ fn test() {
1860 "### 1860 "###
1861 ); 1861 );
1862} 1862}
1863
1864#[test]
1865fn infer_loop_break_with_val() {
1866 assert_snapshot!(
1867 infer(r#"
1868enum Option<T> { Some(T), None }
1869use Option::*;
1870
1871fn test() {
1872 let x = loop {
1873 if false {
1874 break None;
1875 }
1876
1877 break Some(true);
1878 };
1879}
1880"#),
1881 @r###"
1882 60..169 '{ ... }; }': ()
1883 70..71 'x': Option<bool>
1884 74..166 'loop {... }': Option<bool>
1885 79..166 '{ ... }': ()
1886 89..133 'if fal... }': ()
1887 92..97 'false': bool
1888 98..133 '{ ... }': ()
1889 112..122 'break None': !
1890 118..122 'None': Option<bool>
1891 143..159 'break ...(true)': !
1892 149..153 'Some': Some<bool>(bool) -> Option<bool>
1893 149..159 'Some(true)': Option<bool>
1894 154..158 'true': bool
1895 "###
1896 );
1897}
1898
1899#[test]
1900fn infer_loop_break_without_val() {
1901 assert_snapshot!(
1902 infer(r#"
1903enum Option<T> { Some(T), None }
1904use Option::*;
1905
1906fn test() {
1907 let x = loop {
1908 if false {
1909 break;
1910 }
1911 };
1912}
1913"#),
1914 @r###"
1915 60..137 '{ ... }; }': ()
1916 70..71 'x': ()
1917 74..134 'loop {... }': ()
1918 79..134 '{ ... }': ()
1919 89..128 'if fal... }': ()
1920 92..97 'false': bool
1921 98..128 '{ ... }': ()
1922 112..117 'break': !
1923 "###
1924 );
1925}