mirrors/bun.sh
1
0
Fork 0
mirror of https://github.com/oven-sh/bun synced 2026-02-12 11:59:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

[node] Add more fs constants (#144)

Browse Source 
Move fs constants to node_fs_constants.zig,
and we static append the constants definition
to fs.export.js.

Issue: #130
This commit is contained in:
wangao
2022-04-18 21:14:21 +08:00
committed by GitHub
parent 8d28e72e8a
commit 64a2dda02f
4 changed files with 201 additions and 137 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/javascript/jsc/javascript.zig
View File

@@ -1065,7 +1065,7 @@ pub const VirtualMachine = struct {
} else if (strings.eqlComptime(_specifier, "node:fs")) {
return ResolvedSource{
.allocator = null,
.source_code = ZigString.init(@embedFile("fs.exports.js")),
.source_code = ZigString.init(@embedFile("fs.exports.js") ++ JSC.Node.fs.constants_string),
.specifier = ZigString.init("node:fs"),
.source_url = ZigString.init("node:fs"),
.hash = 0,

137
src/javascript/jsc/node/node_fs.zig
View File

@@ -15,6 +15,7 @@ const system = std.os.system;
const Maybe = JSC.Node.Maybe;
const Encoding = JSC.Node.Encoding;
const Syscall = @import("./syscall.zig");
const Constants = @import("./node_fs_constant.zig").Constants;
const builtin = @import("builtin");
const os = @import("std").os;
const darwin = os.darwin;
@@ -2181,142 +2182,6 @@ const Arguments = struct {
};
};
const Constants = struct {
// File Access Constants
/// Constant for fs.access(). File is visible to the calling process.
pub const F_OK = std.os.F_OK;
/// Constant for fs.access(). File can be read by the calling process.
pub const R_OK = std.os.R_OK;
/// Constant for fs.access(). File can be written by the calling process.
pub const W_OK = std.os.W_OK;
/// Constant for fs.access(). File can be executed by the calling process.
pub const X_OK = std.os.X_OK;
// File Copy Constants
pub const Copyfile = enum(i32) {
_,
pub const exclusive = 1;
pub const clone = 2;
pub const force = 4;
pub inline fn isForceClone(this: Copyfile) bool {
return (@enumToInt(this) & COPYFILE_FICLONE_FORCE) != 0;
}
pub inline fn shouldntOverwrite(this: Copyfile) bool {
return (@enumToInt(this) & COPYFILE_EXCL) != 0;
}
pub inline fn canUseClone(this: Copyfile) bool {
_ = this;
return Environment.isMac;
// return (@enumToInt(this) | COPYFILE_FICLONE) != 0;
}
};
/// Constant for fs.copyFile. Flag indicating the destination file should not be overwritten if it already exists.
pub const COPYFILE_EXCL: i32 = 1 << Copyfile.exclusive;
///
/// Constant for fs.copyFile. copy operation will attempt to create a copy-on-write reflink.
/// If the underlying platform does not support copy-on-write, then a fallback copy mechanism is used.
pub const COPYFILE_FICLONE: i32 = 1 << Copyfile.clone;
///
/// Constant for fs.copyFile. Copy operation will attempt to create a copy-on-write reflink.
/// If the underlying platform does not support copy-on-write, then the operation will fail with an error.
pub const COPYFILE_FICLONE_FORCE: i32 = 1 << Copyfile.force;
// File Open Constants
/// Constant for fs.open(). Flag indicating to open a file for read-only access.
pub const O_RDONLY = std.os.O.RDONLY;
/// Constant for fs.open(). Flag indicating to open a file for write-only access.
pub const O_WRONLY = std.os.O.WRONLY;
/// Constant for fs.open(). Flag indicating to open a file for read-write access.
pub const O_RDWR = std.os.O.RDWR;
/// Constant for fs.open(). Flag indicating to create the file if it does not already exist.
pub const O_CREAT = std.os.O.CREAT;
/// Constant for fs.open(). Flag indicating that opening a file should fail if the O_CREAT flag is set and the file already exists.
pub const O_EXCL = std.os.O.EXCL;
///
/// Constant for fs.open(). Flag indicating that if path identifies a terminal device,
/// opening the path shall not cause that terminal to become the controlling terminal for the process
/// (if the process does not already have one).
pub const O_NOCTTY = std.os.O.NOCTTY;
/// Constant for fs.open(). Flag indicating that if the file exists and is a regular file, and the file is opened successfully for write access, its length shall be truncated to zero.
pub const O_TRUNC = std.os.O.TRUNC;
/// Constant for fs.open(). Flag indicating that data will be appended to the end of the file.
pub const O_APPEND = std.os.O.APPEND;
/// Constant for fs.open(). Flag indicating that the open should fail if the path is not a directory.
pub const O_DIRECTORY = std.os.O.DIRECTORY;
///
/// constant for fs.open().
/// Flag indicating reading accesses to the file system will no longer result in
/// an update to the atime information associated with the file.
/// This flag is available on Linux operating systems only.
pub const O_NOATIME = std.os.O.NOATIME;
/// Constant for fs.open(). Flag indicating that the open should fail if the path is a symbolic link.
pub const O_NOFOLLOW = std.os.O.NOFOLLOW;
/// Constant for fs.open(). Flag indicating that the file is opened for synchronous I/O.
pub const O_SYNC = std.os.O.SYNC;
/// Constant for fs.open(). Flag indicating that the file is opened for synchronous I/O with write operations waiting for data integrity.
pub const O_DSYNC = std.os.O.DSYNC;
/// Constant for fs.open(). Flag indicating to open the symbolic link itself rather than the resource it is pointing to.
pub const O_SYMLINK = std.os.O.SYMLINK;
/// Constant for fs.open(). When set, an attempt will be made to minimize caching effects of file I/O.
pub const O_DIRECT = std.os.O.DIRECT;
/// Constant for fs.open(). Flag indicating to open the file in nonblocking mode when possible.
pub const O_NONBLOCK = std.os.O.NONBLOCK;
// File Type Constants
/// Constant for fs.Stats mode property for determining a file's type. Bit mask used to extract the file type code.
pub const S_IFMT = std.os.S.IFMT;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a regular file.
pub const S_IFREG = std.os.S.IFREG;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a directory.
pub const S_IFDIR = std.os.S.IFDIR;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a character-oriented device file.
pub const S_IFCHR = std.os.S.IFCHR;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a block-oriented device file.
pub const S_IFBLK = std.os.S.IFBLK;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a FIFO/pipe.
pub const S_IFIFO = std.os.S.IFIFO;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a symbolic link.
pub const S_IFLNK = std.os.S.IFLNK;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a socket.
pub const S_IFSOCK = std.os.S.IFSOCK;
// File Mode Constants
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by owner.
pub const S_IRWXU = std.os.S.IRWXU;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by owner.
pub const S_IRUSR = std.os.S.IRUSR;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by owner.
pub const S_IWUSR = std.os.S.IWUSR;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by owner.
pub const S_IXUSR = std.os.S.IXUSR;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by group.
pub const S_IRWXG = std.os.S.IRWXG;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by group.
pub const S_IRGRP = std.os.S.IRGRP;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by group.
pub const S_IWGRP = std.os.S.IWGRP;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by group.
pub const S_IXGRP = std.os.S.IXGRP;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by others.
pub const S_IRWXO = std.os.S.IRWXO;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by others.
pub const S_IROTH = std.os.S.IROTH;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by others.
pub const S_IWOTH = std.os.S.IWOTH;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by others.
pub const S_IXOTH = std.os.S.IXOTH;
///
/// When set, a memory file mapping is used to access the file. This flag
/// is available on Windows operating systems only. On other operating systems,
/// this flag is ignored.
pub const UV_FS_O_FILEMAP = 49152;
};
const Return = struct {
pub const Access = void;
pub const AppendFile = void;

198
src/javascript/jsc/node/node_fs_constant.zig Normal file
View File

@@ -0,0 +1,198 @@
const bun = @import("../../../global.zig");
const Environment = bun.Environment;
const std = @import("std");
pub const Constants = struct {
// File Access Constants
/// Constant for fs.access(). File is visible to the calling process.
pub const F_OK = std.os.F_OK;
/// Constant for fs.access(). File can be read by the calling process.
pub const R_OK = std.os.R_OK;
/// Constant for fs.access(). File can be written by the calling process.
pub const W_OK = std.os.W_OK;
/// Constant for fs.access(). File can be executed by the calling process.
pub const X_OK = std.os.X_OK;
// File Copy Constants
pub const Copyfile = enum(i32) {
_,
pub const exclusive = 1;
pub const clone = 2;
pub const force = 4;
pub inline fn isForceClone(this: Copyfile) bool {
return (@enumToInt(this) & COPYFILE_FICLONE_FORCE) != 0;
}
pub inline fn shouldntOverwrite(this: Copyfile) bool {
return (@enumToInt(this) & COPYFILE_EXCL) != 0;
}
pub inline fn canUseClone(this: Copyfile) bool {
_ = this;
return Environment.isMac;
// return (@enumToInt(this) | COPYFILE_FICLONE) != 0;
}
};
/// Constant for fs.copyFile. Flag indicating the destination file should not be overwritten if it already exists.
pub const COPYFILE_EXCL: i32 = 1 << Copyfile.exclusive;
///
/// Constant for fs.copyFile. copy operation will attempt to create a copy-on-write reflink.
/// If the underlying platform does not support copy-on-write, then a fallback copy mechanism is used.
pub const COPYFILE_FICLONE: i32 = 1 << Copyfile.clone;
///
/// Constant for fs.copyFile. Copy operation will attempt to create a copy-on-write reflink.
/// If the underlying platform does not support copy-on-write, then the operation will fail with an error.
pub const COPYFILE_FICLONE_FORCE: i32 = 1 << Copyfile.force;
// File Open Constants
/// Constant for fs.open(). Flag indicating to open a file for read-only access.
pub const O_RDONLY = std.os.O.RDONLY;
/// Constant for fs.open(). Flag indicating to open a file for write-only access.
pub const O_WRONLY = std.os.O.WRONLY;
/// Constant for fs.open(). Flag indicating to open a file for read-write access.
pub const O_RDWR = std.os.O.RDWR;
/// Constant for fs.open(). Flag indicating to create the file if it does not already exist.
pub const O_CREAT = std.os.O.CREAT;
/// Constant for fs.open(). Flag indicating that opening a file should fail if the O_CREAT flag is set and the file already exists.
pub const O_EXCL = std.os.O.EXCL;
///
/// Constant for fs.open(). Flag indicating that if path identifies a terminal device,
/// opening the path shall not cause that terminal to become the controlling terminal for the process
/// (if the process does not already have one).
pub const O_NOCTTY = std.os.O.NOCTTY;
/// Constant for fs.open(). Flag indicating that if the file exists and is a regular file, and the file is opened successfully for write access, its length shall be truncated to zero.
pub const O_TRUNC = std.os.O.TRUNC;
/// Constant for fs.open(). Flag indicating that data will be appended to the end of the file.
pub const O_APPEND = std.os.O.APPEND;
/// Constant for fs.open(). Flag indicating that the open should fail if the path is not a directory.
pub const O_DIRECTORY = std.os.O.DIRECTORY;
///
/// constant for fs.open().
/// Flag indicating reading accesses to the file system will no longer result in
/// an update to the atime information associated with the file.
/// This flag is available on Linux operating systems only.
pub const O_NOATIME = std.os.O.NOATIME;
/// Constant for fs.open(). Flag indicating that the open should fail if the path is a symbolic link.
pub const O_NOFOLLOW = std.os.O.NOFOLLOW;
/// Constant for fs.open(). Flag indicating that the file is opened for synchronous I/O.
pub const O_SYNC = std.os.O.SYNC;
/// Constant for fs.open(). Flag indicating that the file is opened for synchronous I/O with write operations waiting for data integrity.
pub const O_DSYNC = std.os.O.DSYNC;
/// Constant for fs.open(). Flag indicating to open the symbolic link itself rather than the resource it is pointing to.
pub const O_SYMLINK = if (Environment.isMac) std.os.O.O_SYMLINK;
/// Constant for fs.open(). When set, an attempt will be made to minimize caching effects of file I/O.
pub const O_DIRECT = std.os.O.DIRECT;
/// Constant for fs.open(). Flag indicating to open the file in nonblocking mode when possible.
pub const O_NONBLOCK = std.os.O.NONBLOCK;
// File Type Constants
/// Constant for fs.Stats mode property for determining a file's type. Bit mask used to extract the file type code.
pub const S_IFMT = std.os.S.IFMT;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a regular file.
pub const S_IFREG = std.os.S.IFREG;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a directory.
pub const S_IFDIR = std.os.S.IFDIR;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a character-oriented device file.
pub const S_IFCHR = std.os.S.IFCHR;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a block-oriented device file.
pub const S_IFBLK = std.os.S.IFBLK;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a FIFO/pipe.
pub const S_IFIFO = std.os.S.IFIFO;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a symbolic link.
pub const S_IFLNK = std.os.S.IFLNK;
/// Constant for fs.Stats mode property for determining a file's type. File type constant for a socket.
pub const S_IFSOCK = std.os.S.IFSOCK;
// File Mode Constants
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by owner.
pub const S_IRWXU = std.os.S.IRWXU;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by owner.
pub const S_IRUSR = std.os.S.IRUSR;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by owner.
pub const S_IWUSR = std.os.S.IWUSR;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by owner.
pub const S_IXUSR = std.os.S.IXUSR;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by group.
pub const S_IRWXG = std.os.S.IRWXG;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by group.
pub const S_IRGRP = std.os.S.IRGRP;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by group.
pub const S_IWGRP = std.os.S.IWGRP;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by group.
pub const S_IXGRP = std.os.S.IXGRP;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable, writable and executable by others.
pub const S_IRWXO = std.os.S.IRWXO;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating readable by others.
pub const S_IROTH = std.os.S.IROTH;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating writable by others.
pub const S_IWOTH = std.os.S.IWOTH;
/// Constant for fs.Stats mode property for determining access permissions for a file. File mode indicating executable by others.
pub const S_IXOTH = std.os.S.IXOTH;
///
/// When set, a memory file mapping is used to access the file. This flag
/// is available on Windows operating systems only. On other operating systems,
/// this flag is ignored.
pub const UV_FS_O_FILEMAP = 49152;
};
// Due to zig's format support max 32 arguments, we need to split
// here.
const constants_string_format1 =
\\export var constants = {{
\\ F_OK: {d},
\\ R_OK: {d},
\\ W_OK: {d},
\\ X_OK: {d},
\\ COPYFILE_EXCL: {d},
\\ COPYFILE_FICLONE: {d},
\\ COPYFILE_FICLONE_FORCE: {d},
\\ O_RDONLY: {d},
\\ O_WRONLY: {d},
\\ O_RDWR: {d},
\\ O_CREAT: {d},
\\ O_EXCL: {d},
\\ O_NOCTTY: {d},
\\ O_TRUNC: {d},
\\ O_APPEND: {d},
\\ O_DIRECTORY: {d},
\\ O_NOATIME: {d},
\\ O_NOFOLLOW: {d},
\\ O_SYNC: {d},
\\ O_DSYNC: {d},
;
const constants_string_format2 =
\\ O_SYMLINK: {s},
\\ O_DIRECT: {d},
\\ O_NONBLOCK: {d},
\\ S_IFMT: {d},
\\ S_IFREG: {d},
\\ S_IFDIR: {d},
\\ S_IFCHR: {d},
\\ S_IFBLK: {d},
\\ S_IFIFO: {d},
\\ S_IFLNK: {d},
\\ S_IFSOCK: {d},
\\ S_IRWXU: {d},
\\ S_IRUSR: {d},
\\ S_IWUSR: {d},
\\ S_IXUSR: {d},
\\ S_IRWXG: {d},
\\ S_IRGRP: {d},
\\ S_IWGRP: {d},
\\ S_IXGRP: {d},
\\ S_IRWXO: {d},
\\ S_IROTH: {d},
\\ S_IWOTH: {d},
\\ S_IXOTH: {d},
\\ UV_FS_O_FILEMAP: {d}
\\}}
;
const constants_string1 = std.fmt.comptimePrint(constants_string_format1, .{ Constants.F_OK, Constants.R_OK, Constants.W_OK, Constants.X_OK, Constants.COPYFILE_EXCL, Constants.COPYFILE_FICLONE, Constants.COPYFILE_FICLONE_FORCE, Constants.O_RDONLY, Constants.O_WRONLY, Constants.O_RDWR, Constants.O_CREAT, Constants.O_EXCL, Constants.O_NOCTTY, Constants.O_TRUNC, Constants.O_APPEND, Constants.O_DIRECTORY, Constants.O_NOATIME, Constants.O_NOFOLLOW, Constants.O_SYNC, Constants.O_DSYNC });
const constants_string2 =
std.fmt.comptimePrint(constants_string_format2, .{ if (@TypeOf(Constants.O_SYMLINK) == void) "undefined" else std.fmt.comptimePrint("{}", .{Constants.O_SYMLINK}), Constants.O_DIRECT, Constants.O_NONBLOCK, Constants.S_IFMT, Constants.S_IFREG, Constants.S_IFDIR, Constants.S_IFCHR, Constants.S_IFBLK, Constants.S_IFIFO, Constants.S_IFLNK, Constants.S_IFSOCK, Constants.S_IRWXU, Constants.S_IRUSR, Constants.S_IWUSR, Constants.S_IXUSR, Constants.S_IRWXG, Constants.S_IRGRP, Constants.S_IWGRP, Constants.S_IXGRP, Constants.S_IRWXO, Constants.S_IROTH, Constants.S_IWOTH, Constants.S_IXOTH, Constants.UV_FS_O_FILEMAP });
pub const constants_string = constants_string1 ++ constants_string2;