prefer `bun.copy()` over `std.mem.copy()` (#2152)

5 files changed, 15 insertions, 27 deletions

diff --git a/src/bun.js/bindings/bindings.zig b/src/bun.js/bindings/bindings.zig
index 05684902b..54d54f644 100644
--- a/src/bun.js/bindings/bindings.zig
+++ b/src/bun.js/bindings/bindings.zig
@@ -391,7 +391,7 @@ pub const ZigString = extern struct {
                 return "";
             }
 
-            std.mem.copy(u8, buf[0..this.len], this.slice());
+            bun.copy(u8, buf, this.slice());
             buf[this.len] = 0;
             return bun.cstring(buf[0..this.len]);
         }
diff --git a/src/bun.js/bindings/exports.zig b/src/bun.js/bindings/exports.zig
index c87a80571..f9a9a3467 100644
--- a/src/bun.js/bindings/exports.zig
+++ b/src/bun.js/bindings/exports.zig
@@ -466,7 +466,7 @@ pub const ZigStackTrace = extern struct {
                 var remain_buf = source_line_buf[0..];
                 var i: usize = 0;
                 while (source_lines_iter.next()) |source| {
-                    std.mem.copy(u8, remain_buf, source.text);
+                    bun.copy(u8, remain_buf, source.text);
                     const copied_line = remain_buf[0..source.text.len];
                     remain_buf = remain_buf[source.text.len..];
                     source_lines[i] = .{ .text = copied_line, .line = source.line };
diff --git a/src/bun.js/node/buffer.zig b/src/bun.js/node/buffer.zig
index 8ede45f5d..5a7d64955 100644
--- a/src/bun.js/node/buffer.zig
+++ b/src/bun.js/node/buffer.zig
@@ -78,7 +78,7 @@ pub const BufferVectorized = struct {
         const minimum_contents = contents;
         while (buf.len >= contents.len) {
             const min_len = @min(contents.len, buf.len);
-            std.mem.copy(u8, buf[0..min_len], contents[0..min_len]);
+            bun.copy(u8, buf, contents[0..min_len]);
             if (buf.len <= contents.len) {
                 break;
             }
@@ -88,7 +88,7 @@ pub const BufferVectorized = struct {
 
         while (buf.len > 0) {
             const to_fill = @min(minimum_contents.len, buf.len);
-            std.mem.copy(u8, buf[0..to_fill], minimum_contents[0..to_fill]);
+            bun.copy(u8, buf, minimum_contents[0..to_fill]);
             buf = buf[to_fill..];
         }
     }
diff --git a/src/bun.js/webcore.zig b/src/bun.js/webcore.zig
index 4478337b5..ebb81f928 100644
--- a/src/bun.js/webcore.zig
+++ b/src/bun.js/webcore.zig
@@ -675,7 +675,7 @@ pub const Crypto = struct {
             0 => {},
             // 512 bytes or less we reuse from the same cache as UUID generation.
             1...JSC.RareData.EntropyCache.size / 8 => {
-                std.mem.copy(u8, slice, globalThis.bunVM().rareData().entropySlice(slice.len));
+                bun.copy(u8, slice, globalThis.bunVM().rareData().entropySlice(slice.len));
             },
             else => {
                 bun.rand(slice);
diff --git a/src/bun.js/webcore/response.zig b/src/bun.js/webcore/response.zig
index 7ba7198c7..58a1dcac8 100644
--- a/src/bun.js/webcore/response.zig
+++ b/src/bun.js/webcore/response.zig
@@ -1026,21 +1026,15 @@ pub const Fetch = struct {
                                     url = ZigURL.parse(getAllocator(ctx).dupe(u8, request.url) catch unreachable);
                                     url_proxy_buffer = url.href;
                                 } else {
-                                    var total_len = request.url.len + proxy_url_zig.len;
-
-                                    const allocator = getAllocator(ctx);
-
-                                    var buffer = allocator.alloc(u8, total_len) catch {
+                                    var buffer = getAllocator(ctx).alloc(u8, request.url.len + proxy_url_zig.len) catch {
                                         JSC.JSError(bun.default_allocator, "Out of memory", .{}, ctx, exception);
                                         return null;
                                     };
+                                    @memcpy(buffer.ptr, request.url.ptr, request.url.len);
+                                    var proxy_url_slice = buffer[request.url.len..];
+                                    @memcpy(proxy_url_slice.ptr, proxy_url_zig.ptr, proxy_url_zig.len);
 
-                                    var url_slice = buffer[0..request.url.len];
-                                    std.mem.copy(u8, url_slice, request.url);
-                                    var proxy_url_slice = buffer[request.url.len..buffer.len];
-                                    std.mem.copy(u8, proxy_url_slice, proxy_url_zig.ptr[0..proxy_url_zig.len]);
-
-                                    url = ZigURL.parse(url_slice);
+                                    url = ZigURL.parse(buffer[0..request.url.len]);
                                     proxy = ZigURL.parse(proxy_url_slice);
                                     url_proxy_buffer = buffer;
                                 }
@@ -1167,21 +1161,15 @@ pub const Fetch = struct {
                                     url = ZigURL.parse(url_slice.slice());
                                     url_proxy_buffer = url.href;
                                 } else {
-                                    const allocator = getAllocator(ctx);
-
-                                    var total_len = url_zig.len + proxy_url_zig.len;
-                                    var buffer = allocator.alloc(u8, total_len) catch {
+                                    var buffer = getAllocator(ctx).alloc(u8, url_zig.len + proxy_url_zig.len) catch {
                                         JSC.JSError(bun.default_allocator, "Out of memory", .{}, ctx, exception);
                                         return null;
                                     };
+                                    @memcpy(buffer.ptr, url_zig.ptr, url_zig.len);
+                                    var proxy_url_slice = buffer[url_zig.len..];
+                                    @memcpy(proxy_url_slice.ptr, proxy_url_zig.ptr, proxy_url_zig.len);
 
-                                    var url_slice = buffer[0..url_zig.len];
-
-                                    std.mem.copy(u8, url_slice, url_zig.ptr[0..url_zig.len]);
-                                    var proxy_url_slice = buffer[url_zig.len..buffer.len];
-                                    std.mem.copy(u8, proxy_url_slice, proxy_url_zig.ptr[0..proxy_url_zig.len]);
-
-                                    url = ZigURL.parse(url_slice);
+                                    url = ZigURL.parse(buffer[0..url_zig.len]);
                                     proxy = ZigURL.parse(proxy_url_slice);
                                     url_proxy_buffer = buffer;
                                 }