mirrors/bun.sh
1
0
Fork 0
mirror of https://github.com/oven-sh/bun synced 2026-02-11 11:29:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

Micro-optimize sourcemaps (#17757)

Browse Source 
Co-authored-by: chloe caruso <git@paperclover.net>
This commit is contained in:
Jarred Sumner
2025-02-27 16:25:49 -08:00
committed by GitHub
parent 2fb121e2ed
commit cef38030df
5 changed files with 447 additions and 421 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
src/string/MutableString.zig
View File

@@ -43,10 +43,23 @@ pub fn owns(this: *const MutableString, items: []const u8) bool {
return bun.isSliceInBuffer(items, this.list.items.ptr[0..this.list.capacity]);
}
pub fn growIfNeeded(self: *MutableString, amount: usize) Allocator.Error!void {
pub inline fn growIfNeeded(self: *MutableString, amount: usize) Allocator.Error!void {
try self.list.ensureUnusedCapacity(self.allocator, amount);
}
pub fn writableNBytesAssumeCapacity(self: *MutableString, amount: usize) []u8 {
bun.assert(self.list.items.len + amount <= self.list.capacity);
self.list.items.len += amount;
return self.list.items[self.list.items.len - amount ..];
}
/// Increases the length of the buffer by `amount` bytes, expanding the capacity if necessary.
/// Returns a pointer to the end of the list - `amount` bytes.
pub fn writableNBytes(self: *MutableString, amount: usize) Allocator.Error![]u8 {
try self.growIfNeeded(amount);
return self.writableNBytesAssumeCapacity(amount);
}
pub fn write(self: *MutableString, bytes: anytype) Allocator.Error!usize {
bun.debugAssert(bytes.len == 0 or !bun.isSliceInBuffer(bytes, self.list.allocatedSlice()));
try self.list.appendSlice(self.allocator, bytes);