File size: 697 Bytes
96af7c9 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 |
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.safeApply = safeApply;
const untouchedApply = Function.prototype.apply;
const ApplySymbol = Symbol('apply');
function safeExtractApply(f) {
try {
return f.apply;
}
catch (err) {
return undefined;
}
}
function safeApplyHacky(f, instance, args) {
const ff = f;
ff[ApplySymbol] = untouchedApply;
const out = ff[ApplySymbol](instance, args);
delete ff[ApplySymbol];
return out;
}
function safeApply(f, instance, args) {
if (safeExtractApply(f) === untouchedApply) {
return f.apply(instance, args);
}
return safeApplyHacky(f, instance, args);
}
|