mirror of
https://github.com/oven-sh/bun
synced 2026-02-10 19:08:50 +00:00
6a163cf933
* importstar_ts * tests * run acorn test suite * bench tweaks * test * bun.build tests very incomplete * remove dataurl and base64 loaders from tests since they dont work yet * tests * stuff * stuff * add errors and array of blobs * work so far * docs * requested changes * fix overwrite docs * remove this file
282 lines
13 KiB
Zig
282 lines
13 KiB
Zig
const std = @import("std");
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const Command = @import("../cli.zig").Command;
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const bun = @import("root").bun;
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const string = bun.string;
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const Output = bun.Output;
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const Global = bun.Global;
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const Environment = bun.Environment;
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const strings = bun.strings;
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const MutableString = bun.MutableString;
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const stringZ = bun.stringZ;
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const default_allocator = bun.default_allocator;
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const C = bun.C;
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const lex = bun.js_lexer;
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const logger = @import("root").bun.logger;
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const options = @import("../options.zig");
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const js_parser = bun.js_parser;
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const json_parser = bun.JSON;
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const js_printer = bun.js_printer;
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const js_ast = bun.JSAst;
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const linker = @import("../linker.zig");
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const sync = @import("../sync.zig");
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const Api = @import("../api/schema.zig").Api;
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const resolve_path = @import("../resolver/resolve_path.zig");
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const configureTransformOptionsForBun = @import("../bun.js/config.zig").configureTransformOptionsForBun;
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const bundler = bun.bundler;
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const NodeModuleBundle = @import("../node_module_bundle.zig").NodeModuleBundle;
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const DotEnv = @import("../env_loader.zig");
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const fs = @import("../fs.zig");
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const Router = @import("../router.zig");
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const BundleV2 = @import("../bundler/bundle_v2.zig").BundleV2;
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var estimated_input_lines_of_code_: usize = undefined;
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pub const BuildCommand = struct {
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pub fn exec(
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ctx: Command.Context,
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) !void {
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Global.configureAllocator(.{ .long_running = true });
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var allocator = ctx.allocator;
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var log = ctx.log;
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estimated_input_lines_of_code_ = 0;
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var this_bundler = try bundler.Bundler.init(allocator, log, ctx.args, null, null);
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this_bundler.options.source_map = options.SourceMapOption.fromApi(ctx.args.source_map);
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this_bundler.resolver.opts.source_map = options.SourceMapOption.fromApi(ctx.args.source_map);
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if (this_bundler.options.source_map == .external and ctx.bundler_options.outdir.len == 0) {
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Output.prettyErrorln("<r><red>error<r><d>:<r> cannot use an external source map without --outdir", .{});
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Global.exit(1);
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return;
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}
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this_bundler.options.entry_naming = ctx.bundler_options.entry_naming;
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this_bundler.options.chunk_naming = ctx.bundler_options.chunk_naming;
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this_bundler.options.asset_naming = ctx.bundler_options.asset_naming;
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this_bundler.resolver.opts.entry_naming = ctx.bundler_options.entry_naming;
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this_bundler.resolver.opts.chunk_naming = ctx.bundler_options.chunk_naming;
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this_bundler.resolver.opts.asset_naming = ctx.bundler_options.asset_naming;
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this_bundler.options.output_dir = ctx.bundler_options.outdir;
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this_bundler.resolver.opts.output_dir = ctx.bundler_options.outdir;
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this_bundler.options.react_server_components = ctx.bundler_options.react_server_components;
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this_bundler.resolver.opts.react_server_components = ctx.bundler_options.react_server_components;
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this_bundler.options.code_splitting = ctx.bundler_options.code_splitting;
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this_bundler.resolver.opts.code_splitting = ctx.bundler_options.code_splitting;
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this_bundler.options.minify_syntax = ctx.bundler_options.minify_syntax;
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this_bundler.resolver.opts.minify_syntax = ctx.bundler_options.minify_syntax;
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this_bundler.options.minify_whitespace = ctx.bundler_options.minify_whitespace;
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this_bundler.resolver.opts.minify_whitespace = ctx.bundler_options.minify_whitespace;
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this_bundler.options.minify_identifiers = ctx.bundler_options.minify_identifiers;
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this_bundler.resolver.opts.minify_identifiers = ctx.bundler_options.minify_identifiers;
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if (this_bundler.options.entry_points.len > 1 and ctx.bundler_options.outdir.len == 0) {
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Output.prettyErrorln("error: to use multiple entry points, specify --outdir", .{});
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Global.exit(1);
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return;
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}
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this_bundler.options.output_dir = ctx.bundler_options.outdir;
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this_bundler.resolver.opts.output_dir = ctx.bundler_options.outdir;
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this_bundler.options.react_server_components = ctx.bundler_options.react_server_components;
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this_bundler.resolver.opts.react_server_components = ctx.bundler_options.react_server_components;
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this_bundler.options.code_splitting = ctx.bundler_options.code_splitting;
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this_bundler.resolver.opts.code_splitting = ctx.bundler_options.code_splitting;
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this_bundler.options.transform_only = ctx.bundler_options.transform_only;
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if (this_bundler.options.transform_only) {
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this_bundler.options.resolve_mode = .disable;
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}
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this_bundler.configureLinker();
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// This step is optional
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// If it fails for any reason, ignore it and continue bundling
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// This is partially a workaround for the 'error.MissingRoutesDir' error
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this_bundler.configureRouter(true) catch {
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this_bundler.options.routes.routes_enabled = false;
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this_bundler.options.framework = null;
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if (this_bundler.router) |*router| {
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router.config.routes_enabled = false;
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router.config.single_page_app_routing = false;
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router.config.static_dir_enabled = false;
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this_bundler.router = null;
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}
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this_bundler.options.node_modules_bundle = null;
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this_bundler.options.node_modules_bundle_pretty_path = "";
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this_bundler.options.node_modules_bundle_url = "";
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};
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if (ctx.debug.macros) |macros| {
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this_bundler.options.macro_remap = macros;
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}
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// var env_loader = this_bundler.env;
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if (ctx.debug.dump_environment_variables) {
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this_bundler.dumpEnvironmentVariables();
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return;
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}
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const output_files: []options.OutputFile = brk: {
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if (ctx.bundler_options.transform_only) {
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this_bundler.options.import_path_format = .relative;
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this_bundler.options.allow_runtime = false;
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this_bundler.resolver.opts.allow_runtime = false;
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// TODO: refactor this .transform function
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const result = try this_bundler.transform(
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ctx.allocator,
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ctx.log,
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ctx.args,
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);
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if (log.msgs.items.len > 0) {
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try log.printForLogLevel(Output.errorWriter());
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if (result.errors.len > 0 or result.output_files.len == 0) {
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Output.flush();
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exitOrWatch(1, ctx.debug.hot_reload == .watch);
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unreachable;
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}
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}
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break :brk result.output_files;
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}
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break :brk (BundleV2.generateFromCLI(
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&this_bundler,
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allocator,
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bun.JSC.AnyEventLoop.init(ctx.allocator),
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std.crypto.random.int(u64),
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ctx.debug.hot_reload == .watch,
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) catch |err| {
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if (log.msgs.items.len > 0) {
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try log.printForLogLevel(Output.errorWriter());
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} else {
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try Output.errorWriter().print("error: {s}", .{@errorName(err)});
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}
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Output.flush();
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exitOrWatch(1, ctx.debug.hot_reload == .watch);
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unreachable;
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}).items;
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};
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{
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{
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dump: {
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defer Output.flush();
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var writer = Output.writer();
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var output_dir = this_bundler.options.output_dir;
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if (ctx.bundler_options.outfile.len > 0 and output_files.len == 1 and output_files[0].value == .buffer) {
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output_dir = std.fs.path.dirname(ctx.bundler_options.outfile) orelse ".";
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output_files[0].path = std.fs.path.basename(ctx.bundler_options.outfile);
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}
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if (ctx.bundler_options.outfile.len == 0 and output_files.len == 1 and ctx.bundler_options.outdir.len == 0) {
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// if --transpile is passed, it won't have an output dir
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if (output_files[0].value == .buffer)
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try writer.writeAll(output_files[0].value.buffer.bytes);
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break :dump;
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}
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var root_path = output_dir;
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const root_dir = try std.fs.cwd().makeOpenPathIterable(root_path, .{});
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if (root_path.len == 0 and ctx.args.entry_points.len == 1) root_path = std.fs.path.dirname(ctx.args.entry_points[0]) orelse ".";
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var all_paths = try ctx.allocator.alloc([]const u8, output_files.len);
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var max_path_len: usize = 0;
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for (all_paths, output_files) |*dest, src| {
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dest.* = src.path;
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}
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var from_path = resolve_path.longestCommonPath(all_paths);
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for (output_files) |f| {
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max_path_len = std.math.max(
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std.math.max(from_path.len, f.path.len) + 2 - from_path.len,
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max_path_len,
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);
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}
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// On posix, file handles automatically close on process exit by the OS
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// Closing files shows up in profiling.
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// So don't do that unless we actually need to.
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// const do_we_need_to_close = !FeatureFlags.store_file_descriptors or (@intCast(usize, root_dir.fd) + open_file_limit) < output_files.len;
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var filepath_buf: [bun.MAX_PATH_BYTES]u8 = undefined;
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filepath_buf[0] = '.';
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filepath_buf[1] = '/';
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for (output_files) |f| {
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var rel_path: []const u8 = undefined;
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switch (f.value) {
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// Nothing to do in this case
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.saved => {
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rel_path = f.path;
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if (f.path.len > from_path.len) {
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rel_path = resolve_path.relative(from_path, f.path);
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}
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},
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// easy mode: write the buffer
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.buffer => |value| {
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rel_path = f.path;
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if (f.path.len > from_path.len) {
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rel_path = resolve_path.relative(from_path, f.path);
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if (std.fs.path.dirname(rel_path)) |parent| {
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if (parent.len > root_path.len) {
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try root_dir.dir.makePath(parent);
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}
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}
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}
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try root_dir.dir.writeFile(rel_path, value.bytes);
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},
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.move => |value| {
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const primary = f.path[from_path.len..];
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bun.copy(u8, filepath_buf[2..], primary);
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rel_path = filepath_buf[0 .. primary.len + 2];
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rel_path = value.pathname;
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try f.moveTo(root_path, bun.constStrToU8(rel_path), root_dir.dir.fd);
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},
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.copy => |value| {
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rel_path = value.pathname;
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try f.copyTo(root_path, bun.constStrToU8(rel_path), root_dir.dir.fd);
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},
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.noop => {},
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.pending => unreachable,
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}
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// Print summary
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_ = try writer.write("\n");
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const padding_count = 2 + (std.math.max(rel_path.len, max_path_len) - rel_path.len);
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try writer.writeByteNTimes(' ', 2);
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try writer.writeAll(rel_path);
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try writer.writeByteNTimes(' ', padding_count);
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const size = @intToFloat(f64, f.size) / 1000.0;
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try std.fmt.formatFloatDecimal(size, .{ .precision = 2 }, writer);
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try writer.writeAll(" KB\n");
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}
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}
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}
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try log.printForLogLevel(Output.errorWriter());
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exitOrWatch(0, ctx.debug.hot_reload == .watch);
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}
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}
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};
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fn exitOrWatch(code: u8, watch: bool) void {
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if (watch) {
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// the watcher thread will exit the process
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std.time.sleep(std.math.maxInt(u64) - 1);
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}
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Global.exit(code);
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}
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