`nx_obj_test.nx` source

1// nx_obj_test.nx -- pinpoint jQuery's first runtime gap: does `var n={}` bind an object, and does `{}.toString`
2// (an Object.prototype method) resolve? Runs the JS and dumps the fetch() URLs it built (typeof-tagged).
3import "nx_syscalls.nx"
4import "nx_js_eval.nx"
5
6func cw(s: *u8) -> i64 { var n: i64=0; while s[n]!=(0 as u8){n=n+1} sys_write(1,s,n); return 0 }
7func tslen(s: *u8) -> i64 { var n: i64=0; while s[n]!=(0 as u8){n=n+1} return n }
8
9func main() -> i64 {
10    let js: *u8 = "var n={};fetch('https://s/n-is-'+(typeof n)+'.x');var t=n.toString;fetch('https://s/t-is-'+(typeof t)+'.x');var h=n.hasOwnProperty;fetch('https://s/h-is-'+(typeof h)+'.x');var gp=Object.getPrototypeOf;fetch('https://s/getproto-is-'+(typeof gp)+'.x');var arr=[1,2];fetch('https://s/slice-is-'+(typeof arr.slice)+'.x');" as *u8
11    let obx: *i64 = sys_mmap(16) as *i64
12    js_run_source_keep_doc(js, tslen(js), 0 as *u8, 0, obx)
13    let genv: *i64 = (obx[1]) as *i64
14    if (genv as i64) == 0 { cw("NULL genv\n" as *u8); return 1 }
15    let ub: *u8 = sys_mmap(2048)
16    let t: i64 = js_pending_total(genv)
17    var i: i64 = 0
18    while i < t { let ul: i64 = js_pending_url(genv, i, ub, 2048); if ul > 0 { cw("  " as *u8); cw(ub); cw("\n" as *u8) } i = i + 1 }
19    if t == 0 { cw("(no fetches -- the first stmt threw)\n" as *u8) }
20    return 0
21}

nx_obj_test.nx source

`nx_obj_test.nx` source