v2 / vlib / builtin / js / jsfns.js.v
192 lines · 160 sloc · 4.17 KB · ee77475dc16ad986494b9d17a7f1adb381a767c8
Raw 


1// Copyright (c) 2019-2024 Alexander Medvednikov. All rights reserved.


2// Use of this source code is governed by an MIT license


3// that can be found in the LICENSE file.


4


5// This file contains JS functions present in both node and the browser.


6// They have been ported from their TypeScript definitions.


7


8module builtin


9


10pub interface JS.Object {}


11


12@[single_impl]


13pub interface JS.BigInt {


14    JS.Any


15}


16


17@[single_impl]


18pub interface JS.Number {


19    JS.Any


20}


21


22pub interface JS.RegExp {


23    JS.Any


24}


25


26pub type SplitSeparator = JS.RegExp | JS.String


27


28@[single_impl]


29pub interface JS.String {


30    JS.Any


31    length JS.Number


32    charAt(index JS.Number) JS.String


33    charCodeAt(index JS.Number) JS.Number


34    toUpperCase() JS.String


35    toLowerCase() JS.String


36    concat(a JS.String) JS.String


37    includes(substr JS.String) JS.Boolean


38    endsWith(substr JS.String) JS.Boolean


39    startsWith(substr JS.String) JS.Boolean


40    slice(a JS.Number, b JS.Number) JS.String


41    split(delim SplitSeparator) JS.Array


42    indexOf(needle JS.String) JS.Number


43    lastIndexOf(needle JS.String) JS.Number


44}


45


46@[single_impl]


47pub interface JS.Boolean {


48    JS.Any


49    length JS.Number


50}


51


52pub interface JS.Map {


53    JS.Any


54    size JS.Number


55    clear()


56    delete(key JS.Any) JS.Boolean


57    get(key JS.Any) JS.Any


58    has(key JS.Any) JS.Any


59    set(key JS.Any, val JS.Any)


60}


61


62#function Any(val) { return val; }


63


64pub interface JS.Any {}


65


66pub fn js_is_null(x JS.Any) bool {


67    res := false


68    #res.val = x === null


69


70    return res


71}


72


73pub fn js_is_undefined(x JS.Any) bool {


74    res := false


75    #res.val = x === undefined


76


77    return res


78}


79


80pub fn js_null() JS.Any {


81    mut obj := JS.Any{}


82    #obj = null;


83


84    return obj


85}


86


87pub fn js_undefined() JS.Any {


88    mut obj := JS.Any{}


89    #obj = undefined;


90


91    return obj


92}


93


94pub interface JS.Array {


95    JS.Any // map(fn (JS.Any) JS.Any) JS.Array


96    map(JS.Any) JS.Array


97    push(JS.Any) JS.Any


98    pop() JS.Any


99    at(JS.Number) JS.Any


100mut:


101    length JS.Number


102}


103


104pub fn JS.Array.prototype.constructor(...any) JS.Array


105


106// browser: https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Global_Objects/Error


107// node: https://nodejs.org/api/errors.html#errors_class_error


108pub struct JS.Error {


109pub:


110    name    string


111    message string


112    stack   string


113}


114


115// Type prototype functions


116fn (v JS.String) toString() JS.String


117fn (v JS.Number) toString() JS.String


118fn (v JS.Boolean) toString() JS.String


119fn (v JS.Array) toString() JS.String


120fn (v JS.Map) toString() JS.String


121


122// Hack for "`[]JS.String` is not a struct" when returning arr.length or arr.len


123// TODO: Fix []JS.String not a struct error


124fn native_str_arr_len(arr []JS.String) int {


125    mut len := 0


126    #len = arr.length


127


128    return len


129}


130


131// Top level functions


132fn JS.eval(JS.String) JS.Any


133fn JS.parseInt(JS.String, f64) JS.Number


134fn JS.parseFloat(JS.String) JS.Number


135fn JS.isNaN(f64) bool


136fn JS.isFinite(f64) bool


137fn JS.decodeURI(JS.String) JS.String


138fn JS.decodeURIComponent(JS.String) JS.String


139fn JS.encodeURI(JS.String) JS.String


140


141type EncodeURIComponentArg = JS.String | bool | f64


142


143fn JS.encodeURIComponent(EncodeURIComponentArg) JS.String


144fn JS.escape(JS.String) JS.String


145fn JS.unescape(JS.String) JS.String


146


147// console


148fn JS.console.assert(bool, ...any)


149fn JS.console.clear()


150fn JS.console.count(JS.String)


151fn JS.console.countReset(JS.String)


152fn JS.console.debug(...any)


153fn JS.console.dir(any, any)


154fn JS.console.dirxml(...any)


155fn JS.console.error(...any)


156fn JS.console.exception(string, ...any)


157fn JS.console.group(...any)


158fn JS.console.groupCollapsed(...any)


159fn JS.console.groupEnd()


160fn JS.console.info(...any)


161fn JS.console.log(...any)


162fn JS.console.table(any, []string)


163fn JS.console.time(JS.String)


164fn JS.console.timeEnd(JS.String)


165fn JS.console.timeLog(string, ...any)


166fn JS.console.timeStamp(string)


167fn JS.console.trace(...any)


168fn JS.console.warn(...any)


169


170// Math


171fn JS.Math.abs(f64) f64


172fn JS.Math.acos(f64) f64


173fn JS.Math.asin(f64) f64


174fn JS.Math.atan(f64) f64


175fn JS.Math.atan2(f64, f64) f64


176fn JS.Math.ceil(f64) f64


177fn JS.Math.cos(f64) f64


178fn JS.Math.exp(f64) f64


179fn JS.Math.floor(f64) f64


180fn JS.Math.log(f64) f64


181fn JS.Math.max(...f64) f64


182fn JS.Math.min(...f64) f64


183fn JS.Math.pow(f64, f64) f64


184fn JS.Math.random() f64


185fn JS.Math.round(f64) f64


186fn JS.Math.sin(f64) f64


187fn JS.Math.sqrt(f64) f64


188fn JS.Math.tan(f64) f64


189


190// JSON


191fn JS.JSON.stringify(any) JS.String


192fn JS.JSON.parse(string) any


193