const std = @import("std"); const Allocator = std.mem.Allocator; const bun = @import("root").bun; const Environment = bun.Environment; const string = @import("string_types.zig").string; const StringBuilder = @This(); const assert = std.debug.assert; const DebugHashTable = if (Environment.allow_assert) std.AutoHashMapUnmanaged(u64, void) else void; len: usize = 0, cap: usize = 0, ptr: ?[*]u8 = null, pub fn initCapacity( allocator: std.mem.Allocator, cap: usize, ) !StringBuilder { return StringBuilder{ .cap = cap, .len = 0, .ptr = (try allocator.alloc(u8, cap)).ptr, }; } pub fn count(this: *StringBuilder, slice: string) void { this.cap += slice.len; } pub fn allocate(this: *StringBuilder, allocator: Allocator) !void { var slice = try allocator.alloc(u8, this.cap); this.ptr = slice.ptr; this.len = 0; } pub fn deinit(this: *StringBuilder, allocator: Allocator) void { if (this.ptr == null or this.cap == 0) return; allocator.free(this.ptr.?[0..this.cap]); } pub fn append(this: *StringBuilder, slice: string) string { if (comptime Environment.allow_assert) { assert(this.len <= this.cap); // didn't count everything assert(this.ptr != null); // must call allocate first } bun.copy(u8, this.ptr.?[this.len..this.cap], slice); const result = this.ptr.?[this.len..this.cap][0..slice.len]; this.len += slice.len; if (comptime Environment.allow_assert) assert(this.len <= this.cap); return result; } pub fn add(this: *StringBuilder, len: usize) bun.StringPointer { if (comptime Environment.allow_assert) { assert(this.len <= this.cap); // didn't count everything assert(this.ptr != null); // must call allocate first } const start = this.len; this.len += len; if (comptime Environment.allow_assert) assert(this.len <= this.cap); return bun.StringPointer{ .offset = @truncate(u32, start), .length = @truncate(u32, len) }; } pub fn appendCount(this: *StringBuilder, slice: string) bun.StringPointer { if (comptime Environment.allow_assert) { assert(this.len <= this.cap); // didn't count everything assert(this.ptr != null); // must call allocate first } const start = this.len; bun.copy(u8, this.ptr.?[this.len..this.cap], slice); const result = this.ptr.?[this.len..this.cap][0..slice.len]; _ = result; this.len += slice.len; if (comptime Environment.allow_assert) assert(this.len <= this.cap); return bun.StringPointer{ .offset = @truncate(u32, start), .length = @truncate(u32, slice.len) }; } pub fn fmt(this: *StringBuilder, comptime str: string, args: anytype) string { if (comptime Environment.allow_assert) { assert(this.len <= this.cap); // didn't count everything assert(this.ptr != null); // must call allocate first } var buf = this.ptr.?[this.len..this.cap]; const out = std.fmt.bufPrint(buf, str, args) catch unreachable; this.len += out.len; if (comptime Environment.allow_assert) assert(this.len <= this.cap); return out; } pub fn fmtAppendCount(this: *StringBuilder, comptime str: string, args: anytype) bun.StringPointer { if (comptime Environment.allow_assert) { assert(this.len <= this.cap); // didn't count everything assert(this.ptr != null); // must call allocate first } var buf = this.ptr.?[this.len..this.cap]; const out = std.fmt.bufPrint(buf, str, args) catch unreachable; const off = this.len; this.len += out.len; if (comptime Environment.allow_assert) assert(this.len <= this.cap); return bun.StringPointer{ .offset = @truncate(u32, off), .length = @truncate(u32, out.len), }; } pub fn fmtCount(this: *StringBuilder, comptime str: string, args: anytype) void { this.cap += std.fmt.count(str, args); } pub fn allocatedSlice(this: *StringBuilder) []u8 { var ptr = this.ptr orelse return &[_]u8{}; if (comptime Environment.allow_assert) { assert(this.cap > 0); } return ptr[0..this.cap]; } pub fn writable(this: *StringBuilder) []u8 { var ptr = this.ptr orelse return &[_]u8{}; if (comptime Environment.allow_assert) { assert(this.cap > 0); } return ptr[this.len..this.cap]; } ylan/fix-module-field-in-exports Unnamed repository; edit this file 'description' to name the repository.
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2022-03-16Revert "Unlimited arguments in process.nextTick"Gravatar Jarred Sumner 1-38/+48
2022-03-16bun.lockbGravatar Jarred Sumner 3-0/+0
2022-03-16Update feature_flags.zigGravatar Jarred Sumner 1-0/+1
2022-03-16[bun.js] Bun.unsafe test should check the gcGravatar Jarred Sumner 1-4/+14
2022-03-16Update work_pool.zigGravatar Jarred Sumner 1-21/+28
2022-03-16Add a way to run serial tasks on a different threadGravatar Jarred Sumner 1-3/+65
2022-03-16fix crash when SyntaxError is thrown and we did not receive an ErrorInstance?Gravatar Jarred Sumner 1-18/+25
2022-03-16[bun.js] Fix release-mode test failures in HeadersGravatar Jarred Sumner 1-47/+42
2022-03-16Update ref_count.zigGravatar Jarred Sumner 1-2/+0
2022-03-15file is too bigjarred/replGravatar Jarred Sumner 1-113827/+0
2022-03-15Update Dockerfile.baseGravatar Jarred Sumner 1-1/+1
2022-03-15Add rust and lolhtml to dockerfileGravatar Jarred Sumner 2-0/+20
2022-03-15bump webkitGravatar Jarred Sumner 1-1/+1
2022-03-15Update WebKitGravatar Jarred Sumner 1-0/+0
2022-03-15:camera:Gravatar Jarred Sumner 60-799/+859
2022-03-15Fix test failureGravatar Jarred Sumner 1-15/+17
2022-03-15[bun:error] handle errors without a name or messageGravatar Jarred Sumner 1-6/+11
2022-03-15Update pool.zigGravatar Jarred Sumner 1-0/+1
2022-03-15Load .env by defaultGravatar Jarred Sumner 2-0/+8
2022-03-15mimalloc interpose is buggyGravatar Jarred Sumner 1-2/+25
2022-03-15higher max http requests for bun.jsGravatar Jarred Sumner 1-0/+29
2022-03-15zero copyGravatar Jarred Sumner 1-21/+15
2022-03-15Update javascript.zigGravatar Jarred Sumner 1-2/+0
2022-03-15[bun.js] utf8 console.{time, count, timeEnd, profile, profileEnd, count, cou...Gravatar Jarred Sumner 1-16/+16