mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-15 04:50:40 +08:00
Chris Tate
894d687037
* Support static string split argument coercion * Record split fixture preflight baseline
57 lines
3.0 KiB
JavaScript
57 lines
3.0 KiB
JavaScript
function show(value) { return JSON.stringify(value); }
|
|
|
|
console.log(show("a,b".split()), show("a,b".split(undefined)), show("".split()));
|
|
console.log(show("a,b".split(undefined, 0)), show("a,b".split(undefined, false)), show("a,b".split(undefined, null)));
|
|
console.log(show("a,b".split(undefined, 4294967296)), show("a,b".split(undefined, -1)));
|
|
console.log(show("trueXtrue".split(true)), show("xnullx".split(null)), show("12x12".split(12)));
|
|
console.log(show("1x1".split(1n)), show("falsexfalse".split(false)));
|
|
console.log(show("a,b,c".split(",", "2")), show("a,b,c".split(",", true)));
|
|
console.log(show("a,b,c".split(",", "4294967296")), show("a,b,c".split(",", "2.9")));
|
|
console.log(show("a,b,c".split(",", null)), show("a,b,c".split(",", undefined)));
|
|
let limitCalls = 0;
|
|
console.log(show("a,b".split(undefined, { valueOf() { limitCalls++; return 0; } })), limitCalls);
|
|
console.log(show("a,b".split(undefined, { valueOf() { limitCalls++; return 1; } })), limitCalls);
|
|
|
|
function mixedSeparator(which) { return which === 0 ? undefined : which === 1 ? "-" : null; }
|
|
function mixedLimit(which) { return which === 0 ? undefined : which === 1 ? "2" : false; }
|
|
console.log(show("x-null-y".split(mixedSeparator(0), mixedLimit(0))));
|
|
console.log(show("x-y-z".split(mixedSeparator(1), mixedLimit(1))));
|
|
console.log(show("xnullx".split(mixedSeparator(2), mixedLimit(2))));
|
|
|
|
let effects = "";
|
|
function sepEffect() { effects += "s"; return 1; }
|
|
function limitEffect() { effects += "l"; return 1; }
|
|
console.log(show("a,b".split(void sepEffect(), void limitEffect())), effects);
|
|
|
|
effects = "";
|
|
function separatorEffect() { effects += "s"; return ","; }
|
|
function objectLimit() { effects += "l"; return { valueOf() { effects += "L"; return 1; } }; }
|
|
console.log(show("a,b,c".split(separatorEffect(), objectLimit())), effects);
|
|
|
|
function noSeparator() { return undefined; }
|
|
function nullSeparator() { return null; }
|
|
function numberSeparator() { return 12; }
|
|
function stringLimit() { return "2"; }
|
|
console.log(show("x-y".split(noSeparator())), show("xnullx".split(nullSeparator())));
|
|
console.log(show("ab12cd".split(numberSeparator())), show("a-b-c".split("-", stringLimit())));
|
|
|
|
let order = "";
|
|
function receiver() { order += "r"; return 12; }
|
|
function sep() { order += "s"; return 2; }
|
|
function limit() { order += "l"; return "2"; }
|
|
console.log(show(String.prototype.split.call(receiver(), sep(), limit())), order);
|
|
|
|
order = "";
|
|
function undefinedSep() { order += "s"; return undefined; }
|
|
function zeroLimit() { order += "l"; return 4294967296; }
|
|
console.log(show(String.prototype.split.call("a,b", undefinedSep(), zeroLimit())), order);
|
|
|
|
order = "";
|
|
function laterSep() { order += "s"; return ","; }
|
|
function laterLimit() { order += "l"; return 2; }
|
|
try { String.prototype.split.call(null, laterSep(), laterLimit()); }
|
|
catch (error) { console.log(error.name, error.message, order); }
|
|
|
|
console.log(show(String.prototype.split.call(false, false)), show(String.prototype.split.call(12345, 2, 2)));
|
|
console.log(show(String.prototype.split.call("a,b")), show(String.prototype.split.call("a,b", undefined, 0)));
|