122 lines
2.3 KiB
V
122 lines
2.3 KiB
V
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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}
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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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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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pub fn (mut a array) sort_with_compare(compare voidptr) {
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#a.arr.sort(compare)
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}
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pub fn (mut a array) sort() {
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#a.arr.sort()
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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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#a.arr.splice(i,0,val)
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}
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pub fn (mut a array) join(separator string) string {
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mut res := ''
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#res = new builtin.string(a.arr.join(separator +''));
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return res
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}
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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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#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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#array.prototype.map = function(callback) { return this.arr.map(callback); }
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#array.prototype.filter = function(callback) { return this.arr.filter(callback); }
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