1
0
mirror of https://github.com/vlang/v.git synced 2023-08-10 21:13:21 +03:00
v/vlib/builtin/js/map.js.v

62 lines
1.6 KiB
V
Raw Normal View History

module builtin
struct map {
m JS.Map
pub:
len int
}
2021-12-15 16:47:34 +03:00
fn (mut m map) internal_set(key JS.Any, val JS.Any) {
//$if es5 {
#if ('$toJS' in key) key = key.$toJS();
#if (!(key in m.val.map)) m.val.length++;
#m.val.map[key] = val
/*} $else {
# if ('$toJS' in key) key = key.$toJS();
# m.val.m.set(key,val);
}*/
_ := key
_ := val
}
fn (mut m map) internal_get(key JS.Any) JS.Any {
2022-07-21 21:01:30 +03:00
mut val := JS.Any(unsafe { nil })
2021-12-15 16:47:34 +03:00
//$if es5 {
#if (typeof key != "string" && '$toJS' in key) key = key.$toJS();
#val = m.val.map[key]
/*} $else {
# if ('$toJS' in key) key = key.$toJS();
# val = m.val.m.get(key)
}*/
_ := key
return val
}
#map.prototype.get = function (key) { return map_internal_get(this,key); }
#map.prototype.set = function(key,val) { map_internal_set(this,key,val); }
#map.prototype.has = function (key) { if (typeof key != "string" && '$toJS' in key) { key = key.$toJS() } return key in this.map; }
// Removes the mapping of a particular key from the map.
[unsafe]
2021-12-15 16:47:34 +03:00
pub fn (mut m map) delete(key JS.Any) {
#let k = '$toJS' in key ? key.$toJS() : key;
#if (delete m.val.map[k]) { m.val.length--; };
_ := key
}
pub fn (m &map) free() {}
//#Object.defineProperty(map.prototype,"len",{get: function() { return this.map.size; }})
#map.prototype.toString = function () {
#function fmtKey(key) { return typeof key == 'string' ? '\'' + key + '\'' : key}
#let res = '{'
#for (const entry of this) {
#res += fmtKey(entry[0]) + ': ' + entry[0];
#}
#res += '}'
#return res;
#}
#map.prototype.getOrSet = function (key, init) { if (this.map.has(key)) { return this.map.get(key); } else { this.map.set(key,init); return init; } }