2021-07-15 17:36:53 +03:00
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module builtin
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struct array {
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arr JS.Array
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pub:
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len int
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2021-07-28 13:01:00 +03:00
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cap int
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2021-07-15 17:36:53 +03:00
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}
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#function flatIntoArray(target, source, sourceLength, targetIndex, depth) {
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#"use strict";
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#
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#for (var sourceIndex = 0; sourceIndex < sourceLength; ++sourceIndex) {
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#if (sourceIndex in source) {
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#var element = source[sourceIndex];
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#if (depth > 0 && Array.isArray(element))
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#targetIndex = flatIntoArray(target, element, element.length, targetIndex, depth - 1);
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#else {
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#target[targetIndex] = element;
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#++targetIndex;
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#}
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#}
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#}
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#return targetIndex;
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#}
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#function flatArray(target,depth) {
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#var array = target
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#var length = array.length;
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#var depthNum = 1;
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#
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#if (depth !== undefined)
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#depthNum = +depth
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#
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#var result = []
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#
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#flatIntoArray(result, array, length, 0, depthNum);
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#return result;
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#}
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[unsafe]
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pub fn (a array) repeat_to_depth(count int, depth int) array {
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if count < 0 {
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panic('array.repeat: count is negative: $count')
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}
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mut arr := empty_array()
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#let tmp = new Array(a.arr.length * +count);
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#tmp.fill(a.arr);
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#
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#arr.arr = flatArray(tmp,depth+1);
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return arr
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}
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2021-07-28 13:01:00 +03:00
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// last returns the last element of the array.
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pub fn (a array) last() voidptr {
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mut res := voidptr(0)
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#res = a.arr[a.len-1];
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return res
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}
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2021-07-15 17:36:53 +03:00
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fn (a array) get(ix int) voidptr {
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mut result := voidptr(0)
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#result = a.arr[ix]
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return result
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}
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pub fn (a array) repeat(count int) array {
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unsafe {
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return a.repeat_to_depth(count, 0)
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}
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}
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fn empty_array() array {
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mut arr := array{}
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#arr = new array([])
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return arr
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}
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fn (a &array) set_len(i int) {
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#a.arr.length=i
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}
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2021-07-18 09:00:20 +03:00
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pub fn (mut a array) sort_with_compare(compare voidptr) {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.sort(compare)
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2021-07-15 17:36:53 +03:00
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}
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pub fn (mut a array) sort() {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.sort($sortComparator)
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2021-07-15 17:36:53 +03:00
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}
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pub fn (a array) index(v string) int {
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for i in 0 .. a.len {
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#if (a.arr[i].toString() == v.toString())
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{
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return i
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}
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}
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return -1
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}
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pub fn (a array) slice(start int, end int) array {
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mut result := a
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#result = new array(a.arr.slice(start,end))
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return result
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}
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pub fn (mut a array) insert(i int, val voidptr) {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.splice(i,0,val)
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2021-07-15 17:36:53 +03:00
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}
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2021-07-28 13:01:00 +03:00
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pub fn (mut a array) insert_many(i int, val voidptr, size int) {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.splice(i,0,...val.slice(0,+size))
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2021-07-28 13:01:00 +03:00
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}
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2021-07-23 18:04:36 +03:00
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pub fn (mut a array) join(separator string) string {
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mut res := ''
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2021-08-18 11:33:37 +03:00
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#res = new builtin.string(a.val.arr.join(separator +''));
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2021-07-23 18:04:36 +03:00
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return res
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}
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2021-07-15 17:36:53 +03:00
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fn (a array) push(val voidptr) {
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#a.arr.push(val)
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}
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2021-07-28 13:01:00 +03:00
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pub fn (a array) str() string {
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mut res := ''
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#res = new builtin.string(a + '')
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return res
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}
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2021-07-15 17:36:53 +03:00
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#array.prototype[Symbol.iterator] = function () { return this.arr[Symbol.iterator](); }
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#array.prototype.entries = function () { return this.arr.entries(); }
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2021-08-01 14:08:49 +03:00
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#array.prototype.map = function(callback) { return new builtin.array(this.arr.map(callback)); }
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2021-07-30 11:17:11 +03:00
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#array.prototype.filter = function(callback) { return new array(this.arr.filter( function (it) { return (+callback(it)) != 0; } )); }
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2021-07-28 13:01:00 +03:00
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#Object.defineProperty(array.prototype,'cap',{ get: function () { return this.len; } })
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2021-08-09 01:46:40 +03:00
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#array.prototype.any = function (value) {
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#let val ;if (typeof value == 'function') { val = function (x) { return value(x); } } else { val = function (x) { return vEq(x,value); } }
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#for (let i = 0;i < this.arr.length;i++)
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#if (val(this.arr[i]))
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#return true;
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#
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#return false;
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#}
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#array.prototype.all = function (value) {
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#let val ;if (typeof value == 'function') { val = function (x) { return value(x); } } else { val = function (x) { return vEq(x,value); } }
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#for (let i = 0;i < this.arr.length;i++)
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#if (!val(this.arr[i]))
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#return false;
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#
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#return true;
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#}
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2021-07-28 13:01:00 +03:00
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// delete deletes array element at index `i`.
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pub fn (mut a array) delete(i int) {
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a.delete_many(i, 1)
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}
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// delete_many deletes `size` elements beginning with index `i`
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pub fn (mut a array) delete_many(i int, size int) {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.splice(i.valueOf(),size.valueOf())
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2021-07-28 13:01:00 +03:00
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}
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2021-07-29 11:39:36 +03:00
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// prepend prepends one value to the array.
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pub fn (mut a array) prepend(val voidptr) {
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a.insert(0, val)
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}
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// prepend_many prepends another array to this array.
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[unsafe]
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pub fn (mut a array) prepend_many(val voidptr, size int) {
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unsafe { a.insert_many(0, val, size) }
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}
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2021-07-30 11:17:11 +03:00
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pub fn (a array) reverse() array {
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mut res := array{}
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#res.arr = Array.from(a.arr).reverse()
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return res
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}
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2021-08-04 12:46:24 +03:00
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pub fn (mut a array) reverse_in_place() {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.reverse()
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2021-08-04 12:46:24 +03:00
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}
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2021-07-30 11:17:11 +03:00
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#array.prototype.$includes = function (elem) { return this.arr.find(function(e) { return vEq(elem,e); }) !== undefined;}
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// reduce executes a given reducer function on each element of the array,
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// resulting in a single output value.
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pub fn (a array) reduce(iter fn (int, int) int, accum_start int) int {
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mut accum_ := accum_start
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2021-08-18 11:33:37 +03:00
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#for (let i = 0;i < a.arr.length;i++) {
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2021-07-30 11:17:11 +03:00
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#accum_ = iter(accum_, a.arr[i])
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#}
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return accum_
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}
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2021-08-04 12:46:24 +03:00
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pub fn (mut a array) pop() voidptr {
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mut res := voidptr(0)
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2021-08-18 11:33:37 +03:00
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#res = a.val.arr.pop()
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2021-08-04 12:46:24 +03:00
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return res
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}
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pub fn (a array) first() voidptr {
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mut res := voidptr(0)
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#res = a.arr[0]
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return res
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}
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#array.prototype.toString = function () {
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#let res = "["
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#for (let i = 0; i < this.arr.length;i++) {
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#res += this.arr[i].toString();
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#if (i != this.arr.length-1)
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#res += ', '
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#}
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#res += ']'
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#return res;
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#
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#}
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pub fn (a array) contains(key voidptr) bool {
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#for (let i = 0; i < a.arr.length;i++)
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#if (vEq(a.arr[i],key)) return new bool(true);
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return false
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}
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2021-08-12 19:39:33 +03:00
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// delete_last effectively removes last element of an array.
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pub fn (mut a array) delete_last() {
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2021-08-18 11:33:37 +03:00
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#a.val.arr.pop();
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2021-08-12 19:39:33 +03:00
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}
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2021-08-23 14:25:02 +03:00
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[unsafe]
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pub fn (a array) free() {
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}
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2021-08-28 16:57:33 +03:00
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// todo: once (a []byte) will work rewrite this
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pub fn (a array) bytestr() string {
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res := ''
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#a.arr.forEach((item) => res.str += String.fromCharCode(+item))
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return res
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}
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