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update std/string

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This commit is contained in:
dcode
2019-03-11 00:35:17 +01:00
parent 85b740d670
commit f076826e59
4 changed files with 3868 additions and 3780 deletions
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8
std/assembly/string.ts
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@ -333,7 +333,7 @@ export class String extends StringBase {
var padLen = padString.length;
if (targetLength < length || !padLen) return this;
var len = targetLength - length;
var out = ALLOC(targetLength);
var out = ALLOC(targetLength << 1);
if (length) {
memory.copy(out, changetype<usize>(this), <usize>length << 1);
}
@ -356,13 +356,13 @@ export class String extends StringBase {
var length = this.length;
// Most browsers can't handle strings 1 << 28 chars or longer
if (count < 0 || length * count > (1 << 28)) {
if (count < 0 || <u64>length * count > (1 << 28)) {
throw new RangeError("Invalid count value");
}
if (count == 0 || !length) return changetype<String>("");
if (count == 1) return this;
var out = ALLOC(length * count);
var out = ALLOC((length * count) << 1);
memory.repeat(out, changetype<usize>(this), <usize>length << 1, count);
return REGISTER<String>(out);
}
@ -373,7 +373,7 @@ export class String extends StringBase {
var end = endIndex < 0 ? max(endIndex + len, 0) : min(endIndex, len);
len = end - begin;
if (len <= 0) return changetype<String>("");
var out = ALLOC(len);
var out = ALLOC(len << 1);
memory.copy(out, changetype<usize>(this) + (<usize>begin << 1), <usize>len << 1);
return REGISTER<String>(out);
}