JavaSript backend (early stage)

vlib/builtin/js/map.v

@@ -0,0 +1,70 @@
+// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+
+module builtin
+
+import strings
+
+struct map {
+	obj voidptr
+}
+
+//fn (m mut map) insert(n mut mapnode, key string, val voidptr) {
+//}
+
+//////fn (n & mapnode) find(key string, out voidptr, element_size int) bool{
+	//return false
+//}
+
+// same as `find`, but doesn't return a value. Used by `exists`
+//fn (n & mapnode) find2(key string, element_size int) bool{
+	//return false
+//}
+
+fn (m mut map) _set(key string, val voidptr) {
+}
+
+//fn preorder_keys(node &mapnode, keys mut []string, key_i int) int {
+	//return 0
+//}
+
+pub fn (m mut map) keys() []string {
+	return ['']
+}
+
+fn (m map) get(key string, out voidptr) bool {
+	return false
+}
+
+pub fn (m mut map) delete(key string) {
+}
+
+fn (m map) _exists(key string) bool {
+	return false
+}
+
+pub fn (m map) print() {
+	println('<<<<<<<<')
+	println('>>>>>>>>>>')
+}
+
+pub fn (m map) free() {
+	// C.free(m.table)
+	// C.free(m.keys_table)
+}
+
+pub fn (m map_string) str() string {
+	/*
+	if m.size == 0 {
+		return '{}'
+	}
+	*/
+	mut sb := strings.new_builder(50)
+	sb.writeln('{')
+	for key, val  in m {
+		//sb.writeln('  "$key" => "$val"')
+	}
+	sb.writeln('}')
+	return sb.str()
+}