Merge pull request #561 from cgwalters/translate-hash-size

sdroege · web-flow · commit 251143b8117b · 2022-02-18T11:30:46.000+02:00
translate: Pre-allocate Rust hashmap at correct size
diff --git a/glib/src/translate.rs b/glib/src/translate.rs
@@ -2202,7 +2202,7 @@ impl FromGlibPtrContainer<*const c_char, *mut ffi::GHashTable> for HashMap<Strin
                 &mut *(hash_map as *mut HashMap<String, String>);
             hash_map.insert(key, value);
         }
-        let mut map = HashMap::new();
+        let mut map = HashMap::with_capacity(ffi::g_hash_table_size(ptr) as usize);
         ffi::g_hash_table_foreach(
             ptr,
             Some(read_string_hash_table),

Original file line number	Diff line number	Diff line change
`@@ -2202,7 +2202,7 @@ impl FromGlibPtrContainer<const c_char, mut ffi::GHashTable> for HashMap<Strin`
`2202`	`2202`	`&mut (hash_map as mut HashMap<String, String>);`
`2203`	`2203`	`hash_map.insert(key, value);`
`2204`	`2204`	`}`
`2205`		`- let mut map = HashMap::new();`
	`2205`	`+ let mut map = HashMap::with_capacity(ffi::g_hash_table_size(ptr) as usize);`
`2206`	`2206`	`ffi::g_hash_table_foreach(`
`2207`	`2207`	`ptr,`
`2208`	`2208`	`Some(read_string_hash_table),`