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map: fix delete()

pull/1394/head
Alexander Medvednikov 2019-07-31 09:56:08 +02:00
parent 375bc1352c
commit a80f32254e
1 changed files with 5 additions and 0 deletions
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5
vlib/builtin/map.v
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@ -16,6 +16,7 @@ pub:
struct Node { struct Node {
left *Node left *Node
right *Node right *Node
is_empty bool
key string key string
val voidptr val voidptr
} }
@ -142,6 +143,9 @@ fn (m map) bs(query string, start, end int, out voidptr) {
*/ */
fn (m mut map) preorder_keys(node &Node) { fn (m mut map) preorder_keys(node &Node) {
if node.is_empty {
return
}
m._keys[m.key_i] = node.key m._keys[m.key_i] = node.key
m.key_i++ m.key_i++
if !isnil(node.left) { if !isnil(node.left) {
@ -172,6 +176,7 @@ fn (m map) get(key string, out voidptr) bool {
pub fn (n mut Node) delete(key string, element_size int) { pub fn (n mut Node) delete(key string, element_size int) {
if n.key == key { if n.key == key {
C.memset(n.val, 0, element_size) C.memset(n.val, 0, element_size)
n.is_empty = true
return return
} }
else if n.key > key { else if n.key > key {