Initial project import

tools/v/vlib/builtin/js/map.js.v

@@ -0,0 +1,94 @@
+module builtin
+
+struct map {
+	m JS.Map
+pub:
+	len int
+}
+
+fn (mut m map) internal_set(key JS.Any, val JS.Any) {
+	//$if es5 {
+	#let skey = key;
+	#if (key != null && typeof key.$toJS === 'function') key = key.$toJS();
+	#if (!(key in m.val.map)) {
+	#m.val.length++;
+	#m.val.map[key] = { key: skey, val: val };
+	#} else {
+	#m.val.map[key].val = val
+	#}
+	/*} $else {
+		# if (key.hasOwnProperty('$toJS')) key = key.$toJS();
+		# m.val.m.set(key,val);
+	}*/
+	_ := key
+	_ := val
+}
+
+fn (mut m map) internal_get(key JS.Any) JS.Any {
+	mut val := JS.Any(unsafe { nil })
+	//$if es5 {
+	#if (typeof key != "string" && key != null && typeof key.$toJS === 'function') key = key.$toJS();
+	#if (key in m.val.map) {
+	#val = m.val.map[key].val
+	#} else {
+	#val = js_undefined()
+	#}
+	/*} $else {
+		# if (key.hasOwnProperty('$toJS')) key = key.$toJS();
+		# val = m.val.m.get(key)
+	}*/
+	_ := key
+	return val
+}
+
+#map.prototype.get = function (key) { return map_internal_get(this,key); }
+#map.prototype.set = function(key,val) { map_internal_set(this,key,val); }
+#map.prototype.has = function (key) { if (typeof key != "string" && key != null && typeof key.$toJS === 'function') { key = key.$toJS() } return key in this.map; }
+// Removes the mapping of a particular key from the map.
+@[unsafe]
+pub fn (mut m map) delete(key JS.Any) {
+	#let k = key != null && typeof key.$toJS === 'function' ? key.$toJS() : key;
+
+	#if (k in m.val.map) {
+	#delete m.val.map[k];
+	#m.val.length--;
+	#}
+
+	_ := key
+}
+
+pub fn (m map) clone() map {
+	mut res := m
+	#res = v_clone_value(m)
+
+	return res
+}
+
+pub fn (m &map) free() {}
+
+pub fn (m map) keys() array {
+	ret := JS.makeEmptyArray()
+	#for (var key in m.map) array_push(ret,m.map[key].key,false)
+
+	return ret
+}
+
+pub fn (m map) values() array {
+	ret := JS.makeEmptyArray()
+	#for (var key in m.map) array_push(ret,m.map[key].val,false);
+
+	return ret
+}
+
+//#Object.defineProperty(map.prototype,"len",{get: function() { return this.map.size; }})
+#map.prototype.toString = function () {
+#function fmtKey(key) { return typeof key == 'string' ? '\'' + key + '\'' : key}
+#let res = '{'
+#for (const entry of this) {
+#res += fmtKey(entry[0]) + ': ' + entry[0];
+#}
+#res += '}'
+#return res;
+#}
+
+#map.prototype.getOrSet = function (key, init) { const skey = key; if (typeof key != "string" && key != null && typeof key.$toJS === 'function') { key = key.$toJS() } if (key in this.map) { return this.map[key].val; } this.length++; this.map[key] = { key: skey, val: init }; return this.map[key].val; }