js: DOM API. Part 1 (#12296)

vlib/jsdom/dom_token_list.js.v

@@ -0,0 +1,97 @@
+module jsdom
+
+pub struct JS.DOMString {
+}
+
+pub struct JS.DOMTokenList {
+	length JS.Number
+	value  JS.DOMString
+}
+
+pub struct DOMTokenList {
+	list JS.DOMTokenList [noinit]
+}
+
+pub fn (x DOMTokenList) len() int {
+	res := 0
+	#res.val = x.list.length;
+
+	return res
+}
+
+pub fn (x DOMTokenList) item(idx int) ?string {
+	res := ''
+	#let tmp = x.list.item(idx.list.val)
+	#if (tmp === undefined) return new Option({state: new byte(2),err: none__});
+	#res.val = tmp
+
+	return res
+}
+
+pub fn (x DOMTokenList) contains(token string) bool {
+	res := false
+	#res.val = x.list.contains(token.str);
+
+	return res
+}
+
+pub fn (x DOMTokenList) add(tokens ...string) {
+	for token in tokens {
+		#x.list.add(token.str);
+
+		_ := token
+	}
+}
+
+pub fn (x DOMTokenList) remove(tokens ...string) {
+	for token in tokens {
+		#x.list.remove(token.str);
+
+		_ := token
+	}
+}
+
+pub fn (x DOMTokenList) replace(old_token string, new_token string) bool {
+	is_replaced := false
+	#is_replaced.val = x.list.replace(old_token.str,new_token.str);
+
+	return is_replaced
+}
+
+// supports returns true if the given `token` is in the associated attibute's supported tokens.
+pub fn (x DOMTokenList) supports(token string) bool {
+	supports := false
+	#supports.val = x.list.supports(token.str)
+
+	return supports
+}
+
+// toggle removes a given token from the list and returns `false`. If token does not exist
+// it is added and function returns `true`.
+pub fn (x DOMTokenList) toggle(token string, force bool) bool {
+	res := false
+	#res.val = x.list.toggle(token.str, force.val);
+
+	return res
+}
+
+// entries returns array of all tokens in this token list
+pub fn (x DOMTokenList) values() []string {
+	mut res := []string{}
+	#for (let [_,value] of x.list.entries()) array_push(res, new string(value));
+
+	return res
+}
+
+pub fn (x DOMTokenList) str() string {
+	mut fmt := 'DOMTokenList['
+	values := x.values()
+	for i, val in values {
+		fmt += '"' + val + '"'
+		if i != values.len - 1 {
+			fmt += ','
+		}
+	}
+	fmt += ']'
+	return fmt
+}