mirror of
https://github.com/oven-sh/bun
synced 2026-02-10 02:48:50 +00:00
2105 lines
69 KiB
Zig
2105 lines
69 KiB
Zig
const tester = @import("../test/tester.zig");
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const std = @import("std");
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const strings = @import("../string_immutable.zig");
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const FeatureFlags = @import("../feature_flags.zig");
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const default_allocator = @import("../memory_allocator.zig").c_allocator;
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const bun = @import("root").bun;
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const Fs = @import("../fs.zig");
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threadlocal var parser_join_input_buffer: [4096]u8 = undefined;
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threadlocal var parser_buffer: [1024]u8 = undefined;
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pub fn z(input: []const u8, output: *bun.PathBuffer) [:0]const u8 {
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if (input.len > bun.MAX_PATH_BYTES) {
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if (comptime bun.Environment.allow_assert) @panic("path too long");
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return "";
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}
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@memcpy(output[0..input.len], input);
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output[input.len] = 0;
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return output[0..input.len :0];
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}
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inline fn nqlAtIndex(comptime string_count: comptime_int, index: usize, input: []const []const u8) bool {
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comptime var string_index = 1;
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inline while (string_index < string_count) : (string_index += 1) {
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if (input[0][index] != input[string_index][index]) {
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return true;
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}
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}
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return false;
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}
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inline fn nqlAtIndexCaseInsensitive(comptime string_count: comptime_int, index: usize, input: []const []const u8) bool {
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comptime var string_index = 1;
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inline while (string_index < string_count) : (string_index += 1) {
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if (std.ascii.toLower(input[0][index]) != std.ascii.toLower(input[string_index][index])) {
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return true;
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}
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}
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return false;
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}
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const IsSeparatorFunc = fn (char: u8) bool;
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const IsSeparatorFuncT = fn (comptime T: type, char: anytype) bool;
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const LastSeparatorFunction = fn (slice: []const u8) ?usize;
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const LastSeparatorFunctionT = fn (comptime T: type, slice: anytype) ?usize;
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inline fn @"is .."(slice: []const u8) bool {
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return slice.len >= 2 and @as(u16, @bitCast(slice[0..2].*)) == comptime std.mem.readInt(u16, "..", .little);
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}
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inline fn @"is .. with type"(comptime T: type, slice: []const T) bool {
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if (comptime T == u8) return @"is .."(slice);
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return slice.len >= 2 and slice[0] == '.' and slice[1] == '.';
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}
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inline fn @"is ../"(slice: []const u8) bool {
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return strings.hasPrefixComptime(slice, "../");
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}
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const ParentEqual = enum {
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parent,
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equal,
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unrelated,
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};
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pub fn isParentOrEqual(parent_: []const u8, child: []const u8) ParentEqual {
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var parent = parent_;
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while (parent.len > 0 and isSepAny(parent[parent.len - 1])) {
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parent = parent[0 .. parent.len - 1];
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}
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const contains = if (comptime !bun.Environment.isLinux)
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strings.containsCaseInsensitiveASCII
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else
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strings.contains;
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if (!contains(child, parent)) return .unrelated;
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if (child.len == parent.len) return .equal;
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if (isSepAny(child[parent.len])) return .parent;
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return .unrelated;
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}
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pub fn getIfExistsLongestCommonPathGeneric(input: []const []const u8, comptime platform: Platform) ?[]const u8 {
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const separator = comptime platform.separator();
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const isPathSeparator = comptime platform.getSeparatorFunc();
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const nqlAtIndexFn = switch (platform) {
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else => nqlAtIndex,
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.windows => nqlAtIndexCaseInsensitive,
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};
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var min_length: usize = std.math.maxInt(usize);
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for (input) |str| {
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min_length = @min(str.len, min_length);
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}
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var index: usize = 0;
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var last_common_separator: ?usize = null;
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// try to use an unrolled version of this loop
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switch (input.len) {
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0 => {
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return "";
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},
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1 => {
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return input[0];
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},
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inline 2, 3, 4, 5, 6, 7, 8 => |N| {
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while (index < min_length) : (index += 1) {
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if (nqlAtIndexFn(comptime N, index, input)) {
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if (last_common_separator == null) return null;
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break;
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}
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if (@call(bun.callmod_inline, isPathSeparator, .{input[0][index]})) {
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last_common_separator = index;
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}
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}
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},
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else => {
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var string_index: usize = 1;
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while (string_index < input.len) : (string_index += 1) {
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while (index < min_length) : (index += 1) {
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if (platform == .windows) {
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if (std.ascii.toLower(input[0][index]) != std.ascii.toLower(input[string_index][index])) {
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if (last_common_separator == null) return null;
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break;
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}
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} else {
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if (input[0][index] != input[string_index][index]) {
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if (last_common_separator == null) return null;
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break;
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}
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}
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}
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if (index == min_length) index -= 1;
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if (@call(bun.callmod_inline, isPathSeparator, .{input[0][index]})) {
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last_common_separator = index;
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}
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}
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},
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}
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if (index == 0) {
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return &([_]u8{separator});
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}
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if (last_common_separator == null) {
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return &([_]u8{'.'});
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}
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// The above won't work for a case like this:
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// /app/public/index.js
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// /app/public
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// It will return:
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// /app/
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// It should return:
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// /app/public/
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// To detect /app/public is actually a folder, we do one more loop through the strings
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// and say, "do one of you have a path separator after what we thought was the end?"
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for (input) |str| {
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if (str.len > index) {
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if (@call(bun.callmod_inline, isPathSeparator, .{str[index]})) {
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return str[0 .. index + 1];
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}
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}
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}
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return input[0][0 .. last_common_separator.? + 1];
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}
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// TODO: is it faster to determine longest_common_separator in the while loop
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// or as an extra step at the end?
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// only boether to check if this function appears in benchmarking
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pub fn longestCommonPathGeneric(input: []const []const u8, comptime platform: Platform) []const u8 {
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const separator = comptime platform.separator();
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const isPathSeparator = comptime platform.getSeparatorFunc();
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const nqlAtIndexFn = switch (platform) {
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else => nqlAtIndex,
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.windows => nqlAtIndexCaseInsensitive,
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};
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var min_length: usize = std.math.maxInt(usize);
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for (input) |str| {
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min_length = @min(str.len, min_length);
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}
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var index: usize = 0;
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var last_common_separator: usize = 0;
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// try to use an unrolled version of this loop
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switch (input.len) {
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0 => {
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return "";
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},
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1 => {
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return input[0];
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},
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inline 2, 3, 4, 5, 6, 7, 8 => |n| {
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// If volume IDs do not match on windows, we can't have a common path
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if (platform == .windows) {
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const first_root = windowsFilesystemRoot(input[0]);
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comptime var i = 1;
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inline while (i < n) : (i += 1) {
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const root = windowsFilesystemRoot(input[i]);
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if (!strings.eqlCaseInsensitiveASCIIICheckLength(first_root, root)) {
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return "";
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}
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}
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}
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while (index < min_length) : (index += 1) {
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if (nqlAtIndexFn(comptime n, index, input)) {
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break;
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}
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if (@call(bun.callmod_inline, isPathSeparator, .{input[0][index]})) {
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last_common_separator = index;
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}
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}
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},
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else => {
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// If volume IDs do not match on windows, we can't have a common path
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if (platform == .windows) {
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const first_root = windowsFilesystemRoot(input[0]);
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var i: usize = 1;
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while (i < input.len) : (i += 1) {
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const root = windowsFilesystemRoot(input[i]);
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if (!strings.eqlCaseInsensitiveASCIIICheckLength(first_root, root)) {
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return "";
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}
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}
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}
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var string_index: usize = 1;
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while (string_index < input.len) : (string_index += 1) {
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while (index < min_length) : (index += 1) {
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if (platform == .windows) {
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if (std.ascii.toLower(input[0][index]) != std.ascii.toLower(input[string_index][index])) {
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break;
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}
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} else {
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if (input[0][index] != input[string_index][index]) {
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break;
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}
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}
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}
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if (index == min_length) index -= 1;
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if (@call(bun.callmod_inline, isPathSeparator, .{input[0][index]})) {
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last_common_separator = index;
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}
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}
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},
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}
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if (index == 0) {
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return &([_]u8{separator});
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}
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// The above won't work for a case like this:
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// /app/public/index.js
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// /app/public
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// It will return:
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// /app/
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// It should return:
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// /app/public/
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// To detect /app/public is actually a folder, we do one more loop through the strings
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// and say, "do one of you have a path separator after what we thought was the end?"
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var idx = input.len; // Use this value as an invalid value.
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for (input, 0..) |str, i| {
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if (str.len > index) {
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if (@call(bun.callmod_inline, isPathSeparator, .{str[index]})) {
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idx = i;
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} else {
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idx = input.len;
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break;
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}
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}
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}
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if (idx != input.len) {
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return input[idx][0 .. index + 1];
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}
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return input[0][0 .. last_common_separator + 1];
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}
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pub fn longestCommonPath(input: []const []const u8) []const u8 {
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return longestCommonPathGeneric(input, .loose);
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}
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pub fn getIfExistsLongestCommonPath(input: []const []const u8) ?[]const u8 {
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return getIfExistsLongestCommonPathGeneric(input, .loose);
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}
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pub fn longestCommonPathWindows(input: []const []const u8) []const u8 {
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return longestCommonPathGeneric(input, .windows);
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}
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pub fn longestCommonPathPosix(input: []const []const u8) []const u8 {
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return longestCommonPathGeneric(input, .posix);
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}
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threadlocal var relative_to_common_path_buf: bun.PathBuffer = undefined;
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/// Find a relative path from a common path
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// Loosely based on Node.js' implementation of path.relative
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// https://github.com/nodejs/node/blob/9a7cbe25de88d87429a69050a1a1971234558d97/lib/path.js#L1250-L1259
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pub fn relativeToCommonPath(
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common_path_: []const u8,
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normalized_from_: []const u8,
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normalized_to_: []const u8,
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buf: []u8,
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comptime always_copy: bool,
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comptime platform: Platform,
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) []const u8 {
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var normalized_from = normalized_from_;
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var normalized_to = normalized_to_;
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const win_root_len = if (platform == .windows) k: {
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const from_root = windowsFilesystemRoot(normalized_from_);
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const to_root = windowsFilesystemRoot(normalized_to_);
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if (common_path_.len == 0) {
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// the only case path.relative can return not a relative string
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if (!strings.eqlCaseInsensitiveASCIIICheckLength(from_root, to_root)) {
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if (normalized_to_.len > to_root.len and normalized_to_[normalized_to_.len - 1] == '\\') {
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if (always_copy) {
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bun.copy(u8, buf, normalized_to_[0 .. normalized_to_.len - 1]);
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return buf[0 .. normalized_to_.len - 1];
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} else {
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return normalized_to_[0 .. normalized_to_.len - 1];
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}
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} else {
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if (always_copy) {
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bun.copy(u8, buf, normalized_to_);
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return buf[0..normalized_to_.len];
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} else {
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return normalized_to_;
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}
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}
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}
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}
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normalized_from = normalized_from_[from_root.len..];
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normalized_to = normalized_to_[to_root.len..];
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break :k from_root.len;
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} else null;
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const separator = comptime platform.separator();
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const common_path = if (platform == .windows)
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common_path_[win_root_len..]
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else if (std.fs.path.isAbsolutePosix(common_path_))
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common_path_[1..]
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else
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common_path_;
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const shortest = @min(normalized_from.len, normalized_to.len);
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if (shortest == common_path.len) {
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if (normalized_to.len >= normalized_from.len) {
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if (common_path.len == 0) {
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if (platform == .windows and
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normalized_to.len > 3 and
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normalized_to[normalized_to.len - 1] == separator)
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{
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normalized_to.len -= 1;
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}
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// We get here if `from` is the root
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// For example: from='/'; to='/foo'
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if (always_copy) {
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bun.copy(u8, buf, normalized_to);
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return buf[0..normalized_to.len];
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} else {
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return normalized_to;
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}
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}
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if (normalized_to[common_path.len - 1] == separator) {
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const slice = normalized_to[common_path.len..];
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const without_trailing_slash = if (platform == .windows and
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slice.len > 3 and
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slice[slice.len - 1] == separator)
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slice[0 .. slice.len - 1]
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else
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slice;
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if (always_copy) {
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// We get here if `from` is the exact base path for `to`.
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// For example: from='/foo/bar'; to='/foo/bar/baz'
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bun.copy(u8, buf, without_trailing_slash);
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return buf[0..without_trailing_slash.len];
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} else {
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return without_trailing_slash;
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}
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}
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}
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}
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const last_common_separator = strings.lastIndexOfChar(
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if (platform == .windows) common_path else common_path_,
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separator,
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) orelse 0;
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// Generate the relative path based on the path difference between `to`
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// and `from`.
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var out_slice: []u8 = buf[0..0];
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if (normalized_from.len > 0) {
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var i: usize = @as(usize, @intCast(@intFromBool(platform.isSeparator(normalized_from[0])))) + 1 + last_common_separator;
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while (i <= normalized_from.len) : (i += 1) {
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if (i == normalized_from.len or (normalized_from[i] == separator and i + 1 < normalized_from.len)) {
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if (out_slice.len == 0) {
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buf[0..2].* = "..".*;
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out_slice.len = 2;
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} else {
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buf[out_slice.len..][0..3].* = (&[_]u8{separator} ++ "..").*;
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out_slice.len += 3;
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}
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}
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}
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}
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if (normalized_to.len > last_common_separator + 1) {
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var tail = normalized_to[last_common_separator..];
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if (normalized_from.len > 0 and (last_common_separator == normalized_from.len or (last_common_separator == normalized_from.len - 1))) {
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if (platform.isSeparator(tail[0])) {
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tail = tail[1..];
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}
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}
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// avoid making non-absolute paths absolute
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const insert_leading_slash = !platform.isSeparator(tail[0]) and
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out_slice.len > 0 and !platform.isSeparator(out_slice[out_slice.len - 1]);
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if (insert_leading_slash) {
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buf[out_slice.len] = separator;
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out_slice.len += 1;
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}
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// Lastly, append the rest of the destination (`to`) path that comes after
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// the common path parts.
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bun.copy(u8, buf[out_slice.len..], tail);
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out_slice.len += tail.len;
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}
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if (out_slice.len > 3 and out_slice[out_slice.len - 1] == separator) {
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out_slice.len -= 1;
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}
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return out_slice;
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}
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pub fn relativeNormalizedBuf(buf: []u8, from: []const u8, to: []const u8, comptime platform: Platform, comptime always_copy: bool) []const u8 {
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if ((if (platform == .windows)
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strings.eqlCaseInsensitiveASCII(from, to, true)
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else
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from.len == to.len and strings.eqlLong(from, to, true)))
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{
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return "";
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}
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const two = [_][]const u8{ from, to };
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const common_path = longestCommonPathGeneric(&two, platform);
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return relativeToCommonPath(common_path, from, to, buf, always_copy, platform);
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}
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pub fn relativeNormalized(from: []const u8, to: []const u8, comptime platform: Platform, comptime always_copy: bool) []const u8 {
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return relativeNormalizedBuf(&relative_to_common_path_buf, from, to, platform, always_copy);
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}
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pub fn dirname(str: []const u8, comptime platform: Platform) []const u8 {
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switch (comptime platform.resolve()) {
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.loose => {
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const separator = lastIndexOfSeparatorLoose(str) orelse return "";
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return str[0..separator];
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},
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.posix => {
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const separator = lastIndexOfSeparatorPosix(str) orelse return "";
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if (separator == 0) return "/";
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if (separator == str.len - 1) return dirname(str[0 .. str.len - 1], platform);
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return str[0..separator];
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},
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.windows => {
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|
const separator = lastIndexOfSeparatorWindows(str) orelse return std.fs.path.diskDesignatorWindows(str);
|
|
return str[0..separator];
|
|
},
|
|
else => @compileError("unreachable"),
|
|
}
|
|
}
|
|
|
|
pub fn dirnameW(str: []const u16) []const u16 {
|
|
const separator = lastIndexOfSeparatorWindowsT(u16, str) orelse {
|
|
// return disk designator instead
|
|
if (str.len < 2) return &.{};
|
|
if (!(str[1] == ':')) return &.{};
|
|
if (!bun.path.isDriveLetterT(u16, str[0])) return &.{};
|
|
return str[0..2];
|
|
};
|
|
return str[0..separator];
|
|
}
|
|
|
|
threadlocal var relative_from_buf: bun.PathBuffer = undefined;
|
|
threadlocal var relative_to_buf: bun.PathBuffer = undefined;
|
|
|
|
pub fn relative(from: []const u8, to: []const u8) []const u8 {
|
|
return relativePlatform(from, to, .auto, false);
|
|
}
|
|
|
|
pub fn relativeZ(from: []const u8, to: []const u8) [:0]const u8 {
|
|
return relativeBufZ(&relative_to_common_path_buf, from, to, .auto, true);
|
|
}
|
|
|
|
pub fn relativeBufZ(buf: []u8, from: []const u8, to: []const u8) [:0]const u8 {
|
|
const rel = relativePlatformBuf(buf, from, to, .auto, true);
|
|
buf[rel.len] = 0;
|
|
return buf[0..rel.len :0];
|
|
}
|
|
|
|
pub fn relativePlatformBuf(buf: []u8, from: []const u8, to: []const u8, comptime platform: Platform, comptime always_copy: bool) []const u8 {
|
|
const normalized_from = if (platform.isAbsolute(from)) brk: {
|
|
if (platform == .loose and bun.Environment.isWindows) {
|
|
// we want to invoke the windows resolution behavior but end up with a
|
|
// string with forward slashes.
|
|
const normalized = normalizeStringBuf(from, relative_from_buf[1..], true, .windows, true);
|
|
platformToPosixInPlace(u8, normalized);
|
|
break :brk normalized;
|
|
}
|
|
const path = normalizeStringBuf(from, relative_from_buf[1..], true, platform, true);
|
|
if (platform == .windows) break :brk path;
|
|
relative_from_buf[0] = platform.separator();
|
|
break :brk relative_from_buf[0 .. path.len + 1];
|
|
} else joinAbsStringBuf(
|
|
Fs.FileSystem.instance.top_level_dir,
|
|
&relative_from_buf,
|
|
&[_][]const u8{
|
|
normalizeStringBuf(from, relative_from_buf[1..], true, platform, true),
|
|
},
|
|
platform,
|
|
);
|
|
|
|
const normalized_to = if (platform.isAbsolute(to)) brk: {
|
|
if (platform == .loose and bun.Environment.isWindows) {
|
|
const normalized = normalizeStringBuf(to, relative_to_buf[1..], true, .windows, true);
|
|
platformToPosixInPlace(u8, normalized);
|
|
break :brk normalized;
|
|
}
|
|
const path = normalizeStringBuf(to, relative_to_buf[1..], true, platform, true);
|
|
if (platform == .windows) break :brk path;
|
|
relative_to_buf[0] = platform.separator();
|
|
break :brk relative_to_buf[0 .. path.len + 1];
|
|
} else joinAbsStringBuf(
|
|
Fs.FileSystem.instance.top_level_dir,
|
|
&relative_to_buf,
|
|
&[_][]const u8{
|
|
normalizeStringBuf(to, relative_to_buf[1..], true, platform, true),
|
|
},
|
|
platform,
|
|
);
|
|
|
|
return relativeNormalizedBuf(buf, normalized_from, normalized_to, platform, always_copy);
|
|
}
|
|
|
|
pub fn relativePlatform(from: []const u8, to: []const u8, comptime platform: Platform, comptime always_copy: bool) []const u8 {
|
|
return relativePlatformBuf(&relative_to_common_path_buf, from, to, platform, always_copy);
|
|
}
|
|
|
|
pub fn relativeAlloc(allocator: std.mem.Allocator, from: []const u8, to: []const u8) ![]const u8 {
|
|
const result = relativePlatform(from, to, Platform.current, false);
|
|
return try allocator.dupe(u8, result);
|
|
}
|
|
|
|
// This function is based on Go's volumeNameLen function
|
|
// https://cs.opensource.google/go/go/+/refs/tags/go1.17.6:src/path/filepath/path_windows.go;l=57
|
|
// volumeNameLen returns length of the leading volume name on Windows.
|
|
fn windowsVolumeNameLen(path: []const u8) struct { usize, usize } {
|
|
return windowsVolumeNameLenT(u8, path);
|
|
}
|
|
fn windowsVolumeNameLenT(comptime T: type, path: []const T) struct { usize, usize } {
|
|
if (path.len < 2) return .{ 0, 0 };
|
|
// with drive letter
|
|
const c = path[0];
|
|
if (path[1] == ':') {
|
|
if (isDriveLetterT(T, c)) {
|
|
return .{ 2, 0 };
|
|
}
|
|
}
|
|
// UNC
|
|
if (path.len >= 5 and
|
|
Platform.windows.isSeparatorT(T, path[0]) and
|
|
Platform.windows.isSeparatorT(T, path[1]) and
|
|
!Platform.windows.isSeparatorT(T, path[2]) and
|
|
path[2] != '.')
|
|
{
|
|
if (T == u8) {
|
|
if (strings.indexOfAny(path[3..], "/\\")) |idx| {
|
|
// TODO: handle input "//abc//def" should be picked up as a unc path
|
|
if (path.len > idx + 4 and !Platform.windows.isSeparatorT(T, path[idx + 4])) {
|
|
if (strings.indexOfAny(path[idx + 4 ..], "/\\")) |idx2| {
|
|
return .{ idx + idx2 + 4, idx + 3 };
|
|
} else {
|
|
return .{ path.len, idx + 3 };
|
|
}
|
|
}
|
|
}
|
|
|
|
return .{ path.len, 0 };
|
|
} else {
|
|
if (bun.strings.indexAnyComptimeT(T, path[3..], strings.literal(T, "/\\"))) |idx| {
|
|
// TODO: handle input "//abc//def" should be picked up as a unc path
|
|
if (path.len > idx + 4 and !Platform.windows.isSeparatorT(T, path[idx + 4])) {
|
|
if (bun.strings.indexAnyComptimeT(T, path[idx + 4 ..], strings.literal(T, "/\\"))) |idx2| {
|
|
return .{ idx + idx2 + 4, idx + 3 };
|
|
} else {
|
|
return .{ path.len, idx + 3 };
|
|
}
|
|
}
|
|
}
|
|
return .{ path.len, 0 };
|
|
}
|
|
}
|
|
return .{ 0, 0 };
|
|
}
|
|
|
|
pub fn windowsVolumeName(path: []const u8) []const u8 {
|
|
return path[0..@call(bun.callmod_inline, windowsVolumeNameLen, .{path})[0]];
|
|
}
|
|
|
|
pub fn windowsFilesystemRoot(path: []const u8) []const u8 {
|
|
return windowsFilesystemRootT(u8, path);
|
|
}
|
|
|
|
pub fn isDriveLetter(c: u8) bool {
|
|
return isDriveLetterT(u8, c);
|
|
}
|
|
|
|
pub fn isDriveLetterT(comptime T: type, c: T) bool {
|
|
return 'a' <= c and c <= 'z' or 'A' <= c and c <= 'Z';
|
|
}
|
|
|
|
pub fn hasAnyIllegalChars(maybe_path: []const u8) bool {
|
|
if (!bun.Environment.isWindows) return false;
|
|
var maybe_path_ = maybe_path;
|
|
// check for disk discrimnator; remove it since it has a ':'
|
|
if (startsWithDiskDiscriminator(maybe_path_)) maybe_path_ = maybe_path_[2..];
|
|
// guard against OBJECT_NAME_INVALID => unreachable
|
|
return bun.strings.indexAnyComptime(maybe_path_, "<>:\"|?*") != null;
|
|
}
|
|
|
|
pub fn startsWithDiskDiscriminator(maybe_path: []const u8) bool {
|
|
if (!bun.Environment.isWindows) return false;
|
|
if (maybe_path.len < 3) return false;
|
|
if (!isDriveLetter(maybe_path[0])) return false;
|
|
if (maybe_path[1] != ':') return false;
|
|
if (maybe_path[2] != '\\') return false;
|
|
return true;
|
|
}
|
|
|
|
// path.relative lets you do relative across different share drives
|
|
pub fn windowsFilesystemRootT(comptime T: type, path: []const T) []const T {
|
|
// minimum: `C:`
|
|
if (path.len < 2)
|
|
return if (isSepAnyT(T, path[0])) path[0..1] else path[0..0];
|
|
// with drive letter
|
|
const c = path[0];
|
|
if (path[1] == ':') {
|
|
if (isDriveLetterT(T, c)) {
|
|
if (path.len > 2 and isSepAnyT(T, path[2]))
|
|
return path[0..3]
|
|
else
|
|
return path[0..2];
|
|
}
|
|
}
|
|
|
|
// UNC
|
|
if (path.len >= 5 and
|
|
Platform.windows.isSeparatorT(T, path[0]) and
|
|
Platform.windows.isSeparatorT(T, path[1]) and
|
|
!Platform.windows.isSeparatorT(T, path[2]) and
|
|
path[2] != '.')
|
|
{
|
|
if (bun.strings.indexOfAnyT(T, path[3..], "/\\")) |idx| {
|
|
if (bun.strings.indexOfAnyT(T, path[4 + idx ..], "/\\")) |idx_second| {
|
|
return path[0 .. idx + idx_second + 4 + 1]; // +1 to skip second separator
|
|
}
|
|
}
|
|
return path[0..];
|
|
}
|
|
|
|
if (isSepAnyT(T, path[0])) return path[0..1];
|
|
return path[0..0];
|
|
}
|
|
|
|
// This function is based on Go's filepath.Clean function
|
|
// https://cs.opensource.google/go/go/+/refs/tags/go1.17.6:src/path/filepath/path.go;l=89
|
|
pub fn normalizeStringGeneric(
|
|
path_: []const u8,
|
|
buf: []u8,
|
|
comptime allow_above_root: bool,
|
|
comptime separator: u8,
|
|
comptime isSeparator: anytype,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []u8 {
|
|
return normalizeStringGenericT(u8, path_, buf, allow_above_root, separator, isSeparator, preserve_trailing_slash);
|
|
}
|
|
|
|
fn separatorAdapter(comptime T: type, func: anytype) fn (T) bool {
|
|
return struct {
|
|
fn call(char: T) bool {
|
|
return func(T, char);
|
|
}
|
|
}.call;
|
|
}
|
|
|
|
pub fn normalizeStringGenericT(
|
|
comptime T: type,
|
|
path_: []const T,
|
|
buf: []T,
|
|
comptime allow_above_root: bool,
|
|
comptime separator: T,
|
|
comptime isSeparatorT: anytype,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []T {
|
|
return normalizeStringGenericTZ(T, path_, buf, .{
|
|
.allow_above_root = allow_above_root,
|
|
.separator = separator,
|
|
.isSeparator = separatorAdapter(T, isSeparatorT),
|
|
.preserve_trailing_slash = preserve_trailing_slash,
|
|
.zero_terminate = false,
|
|
.add_nt_prefix = false,
|
|
});
|
|
}
|
|
|
|
pub fn NormalizeOptions(comptime T: type) type {
|
|
return struct {
|
|
allow_above_root: bool = false,
|
|
separator: T = std.fs.path.sep,
|
|
isSeparator: fn (T) bool = struct {
|
|
fn call(char: T) bool {
|
|
return if (comptime std.fs.path.sep == std.fs.path.sep_windows)
|
|
char == '\\' or char == '/'
|
|
else
|
|
char == '/';
|
|
}
|
|
}.call,
|
|
preserve_trailing_slash: bool = false,
|
|
zero_terminate: bool = false,
|
|
add_nt_prefix: bool = false,
|
|
};
|
|
}
|
|
|
|
pub fn normalizeStringGenericTZ(
|
|
comptime T: type,
|
|
path_: []const T,
|
|
buf: []T,
|
|
comptime options: NormalizeOptions(T),
|
|
) if (options.zero_terminate) [:0]T else []T {
|
|
const isWindows, const sep_str = comptime .{ options.separator == std.fs.path.sep_windows, &[_]u8{options.separator} };
|
|
|
|
if (isWindows and bun.Environment.isDebug) {
|
|
// this is here to catch a potential mistake by the caller
|
|
//
|
|
// since it is theoretically possible to get here in release
|
|
// we will not do this check in release.
|
|
assert(!strings.hasPrefixComptimeType(T, path_, strings.literal(T, ":\\")));
|
|
}
|
|
|
|
var buf_i: usize = 0;
|
|
var dotdot: usize = 0;
|
|
var path_begin: usize = 0;
|
|
|
|
const volLen, const indexOfThirdUNCSlash = if (isWindows and !options.allow_above_root)
|
|
windowsVolumeNameLenT(T, path_)
|
|
else
|
|
.{ 0, 0 };
|
|
|
|
if (isWindows and !options.allow_above_root) {
|
|
if (volLen > 0) {
|
|
if (options.add_nt_prefix) {
|
|
@memcpy(buf[buf_i .. buf_i + 4], strings.literal(T, "\\??\\"));
|
|
buf_i += 4;
|
|
}
|
|
if (path_[1] != ':') {
|
|
// UNC paths
|
|
if (options.add_nt_prefix) {
|
|
@memcpy(buf[buf_i .. buf_i + 4], strings.literal(T, "UNC" ++ sep_str));
|
|
buf_i += 2;
|
|
} else {
|
|
@memcpy(buf[buf_i .. buf_i + 2], strings.literal(T, sep_str ++ sep_str));
|
|
}
|
|
if (indexOfThirdUNCSlash > 0) {
|
|
// we have the ending slash
|
|
@memcpy(buf[buf_i + 2 .. buf_i + indexOfThirdUNCSlash + 1], path_[2 .. indexOfThirdUNCSlash + 1]);
|
|
buf[buf_i + indexOfThirdUNCSlash] = options.separator;
|
|
@memcpy(
|
|
buf[buf_i + indexOfThirdUNCSlash + 1 .. buf_i + volLen],
|
|
path_[indexOfThirdUNCSlash + 1 .. volLen],
|
|
);
|
|
} else {
|
|
// we dont have the ending slash
|
|
@memcpy(buf[buf_i + 2 .. buf_i + volLen], path_[2..volLen]);
|
|
}
|
|
buf[buf_i + volLen] = options.separator;
|
|
buf_i += volLen + 1;
|
|
path_begin = volLen + 1;
|
|
|
|
// it is just a volume name
|
|
if (path_begin >= path_.len) {
|
|
if (options.zero_terminate) {
|
|
buf[buf_i] = 0;
|
|
return buf[0..buf_i :0];
|
|
} else {
|
|
return buf[0..buf_i];
|
|
}
|
|
}
|
|
} else {
|
|
// drive letter
|
|
buf[buf_i] = switch (path_[0]) {
|
|
'a'...'z' => path_[0] & (std.math.maxInt(T) ^ (1 << 5)),
|
|
else => path_[0],
|
|
};
|
|
buf[buf_i + 1] = ':';
|
|
buf_i += 2;
|
|
dotdot = buf_i;
|
|
path_begin = 2;
|
|
}
|
|
} else if (path_.len > 0 and options.isSeparator(path_[0])) {
|
|
buf[buf_i] = options.separator;
|
|
buf_i += 1;
|
|
dotdot = buf_i;
|
|
path_begin = 1;
|
|
}
|
|
}
|
|
if (isWindows and options.allow_above_root) {
|
|
if (path_.len >= 2 and path_[1] == ':') {
|
|
if (options.add_nt_prefix) {
|
|
@memcpy(buf[buf_i .. buf_i + 4], &strings.literalBuf(T, "\\??\\"));
|
|
buf_i += 4;
|
|
}
|
|
buf[buf_i] = path_[0];
|
|
buf[buf_i + 1] = ':';
|
|
buf_i += 2;
|
|
dotdot = buf_i;
|
|
path_begin = 2;
|
|
}
|
|
}
|
|
|
|
var r: usize = 0;
|
|
var path, const buf_start = if (isWindows)
|
|
.{ path_[path_begin..], buf_i }
|
|
else
|
|
.{ path_, 0 };
|
|
|
|
const n = path.len;
|
|
|
|
if (isWindows and (options.allow_above_root or volLen > 0)) {
|
|
// consume leading slashes on windows
|
|
if (r < n and options.isSeparator(path[r])) {
|
|
r += 1;
|
|
buf[buf_i] = options.separator;
|
|
buf_i += 1;
|
|
|
|
// win32.resolve("C:\\Users\\bun", "C:\\Users\\bun", "/..\\bar")
|
|
// should be "C:\\bar" not "C:bar"
|
|
dotdot = buf_i;
|
|
}
|
|
}
|
|
|
|
while (r < n) {
|
|
// empty path element
|
|
// or
|
|
// . element
|
|
if (options.isSeparator(path[r])) {
|
|
r += 1;
|
|
continue;
|
|
}
|
|
|
|
if (path[r] == '.' and (r + 1 == n or options.isSeparator(path[r + 1]))) {
|
|
// skipping two is a windows-specific bugfix
|
|
r += 1;
|
|
continue;
|
|
}
|
|
|
|
if (@"is .. with type"(T, path[r..]) and (r + 2 == n or options.isSeparator(path[r + 2]))) {
|
|
r += 2;
|
|
// .. element: remove to last separator
|
|
if (buf_i > dotdot) {
|
|
buf_i -= 1;
|
|
while (buf_i > dotdot and !options.isSeparator(buf[buf_i])) {
|
|
buf_i -= 1;
|
|
}
|
|
} else if (options.allow_above_root) {
|
|
if (buf_i > buf_start) {
|
|
buf[buf_i..][0..3].* = (strings.literal(T, sep_str ++ "..")).*;
|
|
buf_i += 3;
|
|
} else {
|
|
buf[buf_i..][0..2].* = (strings.literal(T, "..")).*;
|
|
buf_i += 2;
|
|
}
|
|
dotdot = buf_i;
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
// real path element.
|
|
// add slash if needed
|
|
if (buf_i != buf_start and !options.isSeparator(buf[buf_i - 1])) {
|
|
buf[buf_i] = options.separator;
|
|
buf_i += 1;
|
|
}
|
|
|
|
const from = r;
|
|
while (r < n and !options.isSeparator(path[r])) : (r += 1) {}
|
|
const count = r - from;
|
|
@memcpy(buf[buf_i..][0..count], path[from..][0..count]);
|
|
buf_i += count;
|
|
}
|
|
|
|
if (options.preserve_trailing_slash) {
|
|
// Was there a trailing slash? Let's keep it.
|
|
if (buf_i > 0 and path_[path_.len - 1] == options.separator and buf[buf_i - 1] != options.separator) {
|
|
buf[buf_i] = options.separator;
|
|
buf_i += 1;
|
|
}
|
|
}
|
|
|
|
if (isWindows and buf_i == 2 and buf[1] == ':') {
|
|
// If the original path is just a relative path with a drive letter,
|
|
// add .
|
|
buf[buf_i] = if (path.len > 0 and path[0] == '\\') '\\' else '.';
|
|
buf_i += 1;
|
|
}
|
|
|
|
if (options.zero_terminate) {
|
|
buf[buf_i] = 0;
|
|
}
|
|
|
|
const result = if (options.zero_terminate) buf[0..buf_i :0] else buf[0..buf_i];
|
|
|
|
if (bun.Environment.allow_assert and isWindows) {
|
|
assert(!strings.hasPrefixComptimeType(T, result, strings.literal(T, "\\:\\")));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
pub const Platform = enum {
|
|
auto,
|
|
loose,
|
|
windows,
|
|
posix,
|
|
nt,
|
|
|
|
pub fn isAbsolute(comptime platform: Platform, path: []const u8) bool {
|
|
return isAbsoluteT(platform, u8, path);
|
|
}
|
|
|
|
pub fn isAbsoluteT(comptime platform: Platform, comptime T: type, path: []const T) bool {
|
|
if (comptime T != u8 and T != u16) @compileError("Unsupported type given to isAbsoluteT");
|
|
return switch (comptime platform) {
|
|
.auto => (comptime platform.resolve()).isAbsoluteT(T, path),
|
|
.posix => path.len > 0 and path[0] == '/',
|
|
.nt,
|
|
.windows,
|
|
.loose,
|
|
=> if (T == u8)
|
|
std.fs.path.isAbsoluteWindows(path)
|
|
else
|
|
std.fs.path.isAbsoluteWindowsWTF16(path),
|
|
};
|
|
}
|
|
|
|
pub fn separator(comptime platform: Platform) u8 {
|
|
return comptime switch (platform) {
|
|
.auto => platform.resolve().separator(),
|
|
.loose, .posix => std.fs.path.sep_posix,
|
|
.nt, .windows => std.fs.path.sep_windows,
|
|
};
|
|
}
|
|
|
|
pub fn separatorString(comptime platform: Platform) []const u8 {
|
|
return comptime switch (platform) {
|
|
.auto => platform.resolve().separatorString(),
|
|
.loose, .posix => std.fs.path.sep_str_posix,
|
|
.nt, .windows => std.fs.path.sep_str_windows,
|
|
};
|
|
}
|
|
|
|
pub const current: Platform = switch (@import("builtin").target.os.tag) {
|
|
.windows => Platform.windows,
|
|
else => Platform.posix,
|
|
};
|
|
|
|
pub fn getSeparatorFunc(comptime _platform: Platform) IsSeparatorFunc {
|
|
switch (comptime _platform.resolve()) {
|
|
.auto => @compileError("unreachable"),
|
|
.loose => {
|
|
return isSepAny;
|
|
},
|
|
.nt, .windows => {
|
|
return isSepAny;
|
|
},
|
|
.posix => {
|
|
return isSepPosix;
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn getSeparatorFuncT(comptime _platform: Platform) IsSeparatorFuncT {
|
|
switch (comptime _platform.resolve()) {
|
|
.auto => @compileError("unreachable"),
|
|
.loose => {
|
|
return isSepAnyT;
|
|
},
|
|
.nt, .windows => {
|
|
return isSepAnyT;
|
|
},
|
|
.posix => {
|
|
return isSepPosixT;
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn getLastSeparatorFunc(comptime _platform: Platform) LastSeparatorFunction {
|
|
switch (comptime _platform.resolve()) {
|
|
.auto => @compileError("unreachable"),
|
|
.loose => {
|
|
return lastIndexOfSeparatorLoose;
|
|
},
|
|
.nt, .windows => {
|
|
return lastIndexOfSeparatorWindows;
|
|
},
|
|
.posix => {
|
|
return lastIndexOfSeparatorPosix;
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn getLastSeparatorFuncT(comptime _platform: Platform) LastSeparatorFunctionT {
|
|
switch (comptime _platform.resolve()) {
|
|
.auto => @compileError("unreachable"),
|
|
.loose => {
|
|
return lastIndexOfSeparatorLooseT;
|
|
},
|
|
.nt, .windows => {
|
|
return lastIndexOfSeparatorWindowsT;
|
|
},
|
|
.posix => {
|
|
return lastIndexOfSeparatorPosixT;
|
|
},
|
|
}
|
|
}
|
|
|
|
pub inline fn isSeparator(comptime _platform: Platform, char: u8) bool {
|
|
return isSeparatorT(_platform, u8, char);
|
|
}
|
|
|
|
pub inline fn isSeparatorT(comptime _platform: Platform, comptime T: type, char: T) bool {
|
|
switch (comptime _platform.resolve()) {
|
|
.auto => @compileError("unreachable"),
|
|
.loose => {
|
|
return isSepAnyT(T, char);
|
|
},
|
|
.nt, .windows => {
|
|
return isSepAnyT(T, char);
|
|
},
|
|
.posix => {
|
|
return isSepPosixT(T, char);
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn trailingSeparator(comptime _platform: Platform) [2]u8 {
|
|
return comptime switch (_platform) {
|
|
.auto => _platform.resolve().trailingSeparator(),
|
|
.nt, .windows => ".\\".*,
|
|
.posix, .loose => "./".*,
|
|
};
|
|
}
|
|
|
|
pub fn leadingSeparatorIndex(comptime _platform: Platform, path: anytype) ?usize {
|
|
switch (comptime _platform.resolve()) {
|
|
.nt, .windows => {
|
|
if (path.len < 1)
|
|
return null;
|
|
|
|
if (path[0] == '/')
|
|
return 0;
|
|
|
|
if (path[0] == '\\')
|
|
return 0;
|
|
|
|
if (path.len < 3)
|
|
return null;
|
|
|
|
// C:\
|
|
// C:/
|
|
if (path[0] >= 'A' and path[0] <= 'Z' and path[1] == ':') {
|
|
if (path[2] == '/')
|
|
return 2;
|
|
if (path[2] == '\\')
|
|
return 2;
|
|
|
|
return 1;
|
|
}
|
|
|
|
return null;
|
|
},
|
|
.posix => {
|
|
if (path.len > 0 and path[0] == '/') {
|
|
return 0;
|
|
} else {
|
|
return null;
|
|
}
|
|
},
|
|
else => {
|
|
return leadingSeparatorIndex(.windows, path) orelse leadingSeparatorIndex(.posix, path);
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn resolve(comptime _platform: Platform) Platform {
|
|
if (comptime _platform == .auto) {
|
|
return switch (@import("builtin").target.os.tag) {
|
|
.windows => Platform.windows,
|
|
|
|
.freestanding, .emscripten, .other => Platform.loose,
|
|
|
|
else => Platform.posix,
|
|
};
|
|
}
|
|
|
|
return _platform;
|
|
}
|
|
};
|
|
|
|
pub fn normalizeString(str: []const u8, comptime allow_above_root: bool, comptime _platform: Platform) []u8 {
|
|
return normalizeStringBuf(str, &parser_buffer, allow_above_root, _platform, false);
|
|
}
|
|
pub fn normalizeStringZ(str: []const u8, comptime allow_above_root: bool, comptime _platform: Platform) [:0]u8 {
|
|
const normalized = normalizeStringBuf(str, &parser_buffer, allow_above_root, _platform, false);
|
|
parser_buffer[normalized.len] = 0;
|
|
return parser_buffer[0..normalized.len :0];
|
|
}
|
|
|
|
pub fn normalizeBuf(str: []const u8, buf: []u8, comptime _platform: Platform) []u8 {
|
|
return normalizeBufT(u8, str, buf, _platform);
|
|
}
|
|
|
|
pub fn normalizeBufZ(str: []const u8, buf: []u8, comptime _platform: Platform) [:0]u8 {
|
|
const norm = normalizeBufT(u8, str, buf, _platform);
|
|
buf[norm.len] = 0;
|
|
return buf[0..norm.len :0];
|
|
}
|
|
|
|
pub fn normalizeBufT(comptime T: type, str: []const T, buf: []T, comptime _platform: Platform) []T {
|
|
if (str.len == 0) {
|
|
buf[0] = '.';
|
|
return buf[0..1];
|
|
}
|
|
|
|
const is_absolute = _platform.isAbsoluteT(T, str);
|
|
|
|
const trailing_separator = _platform.getLastSeparatorFuncT()(T, str) == str.len - 1;
|
|
|
|
if (is_absolute and trailing_separator)
|
|
return normalizeStringBufT(T, str, buf, true, _platform, true);
|
|
|
|
if (is_absolute and !trailing_separator)
|
|
return normalizeStringBufT(T, str, buf, true, _platform, false);
|
|
|
|
if (!is_absolute and !trailing_separator)
|
|
return normalizeStringBufT(T, str, buf, false, _platform, false);
|
|
|
|
return normalizeStringBufT(T, str, buf, false, _platform, true);
|
|
}
|
|
|
|
pub fn normalizeStringBuf(
|
|
str: []const u8,
|
|
buf: []u8,
|
|
comptime allow_above_root: bool,
|
|
comptime platform: Platform,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []u8 {
|
|
return normalizeStringBufT(u8, str, buf, allow_above_root, platform, preserve_trailing_slash);
|
|
}
|
|
|
|
pub fn normalizeStringBufT(
|
|
comptime T: type,
|
|
str: []const T,
|
|
buf: []T,
|
|
comptime allow_above_root: bool,
|
|
comptime platform: Platform,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []T {
|
|
switch (comptime platform.resolve()) {
|
|
.nt, .auto => @compileError("unreachable"),
|
|
|
|
.windows => {
|
|
return normalizeStringWindowsT(
|
|
T,
|
|
str,
|
|
buf,
|
|
allow_above_root,
|
|
preserve_trailing_slash,
|
|
);
|
|
},
|
|
.posix => {
|
|
return normalizeStringLooseBufT(
|
|
T,
|
|
str,
|
|
buf,
|
|
allow_above_root,
|
|
preserve_trailing_slash,
|
|
);
|
|
},
|
|
|
|
.loose => {
|
|
return normalizeStringLooseBufT(
|
|
T,
|
|
str,
|
|
buf,
|
|
allow_above_root,
|
|
preserve_trailing_slash,
|
|
);
|
|
},
|
|
}
|
|
}
|
|
|
|
pub fn normalizeStringAlloc(allocator: std.mem.Allocator, str: []const u8, comptime allow_above_root: bool, comptime _platform: Platform) ![]const u8 {
|
|
return try allocator.dupe(u8, normalizeString(str, allow_above_root, _platform));
|
|
}
|
|
|
|
pub fn joinAbs2(_cwd: []const u8, comptime _platform: Platform, part: anytype, part2: anytype) []const u8 {
|
|
const parts = [_][]const u8{ part, part2 };
|
|
const slice = joinAbsString(_cwd, &parts, _platform);
|
|
return slice;
|
|
}
|
|
|
|
pub fn joinAbs(cwd: []const u8, comptime _platform: Platform, part: []const u8) []const u8 {
|
|
return joinAbsString(cwd, &.{part}, _platform);
|
|
}
|
|
|
|
// Convert parts of potentially invalid file paths into a single valid filpeath
|
|
// without querying the filesystem
|
|
// This is the equivalent of path.resolve
|
|
pub fn joinAbsString(_cwd: []const u8, parts: anytype, comptime _platform: Platform) []const u8 {
|
|
return joinAbsStringBuf(
|
|
_cwd,
|
|
&parser_join_input_buffer,
|
|
parts,
|
|
_platform,
|
|
);
|
|
}
|
|
|
|
pub fn joinAbsStringZ(_cwd: []const u8, parts: anytype, comptime _platform: Platform) [:0]const u8 {
|
|
return joinAbsStringBufZ(
|
|
_cwd,
|
|
&parser_join_input_buffer,
|
|
parts,
|
|
_platform,
|
|
);
|
|
}
|
|
|
|
pub threadlocal var join_buf: [4096]u8 = undefined;
|
|
pub fn join(_parts: anytype, comptime _platform: Platform) []const u8 {
|
|
return joinStringBuf(&join_buf, _parts, _platform);
|
|
}
|
|
pub fn joinZ(_parts: anytype, comptime _platform: Platform) [:0]const u8 {
|
|
return joinZBuf(&join_buf, _parts, _platform);
|
|
}
|
|
|
|
pub fn joinZBuf(buf: []u8, _parts: anytype, comptime _platform: Platform) [:0]const u8 {
|
|
const joined = joinStringBuf(buf[0 .. buf.len - 1], _parts, _platform);
|
|
assert(bun.isSliceInBuffer(joined, buf));
|
|
const start_offset = @intFromPtr(joined.ptr) - @intFromPtr(buf.ptr);
|
|
buf[joined.len + start_offset] = 0;
|
|
return buf[start_offset..][0..joined.len :0];
|
|
}
|
|
pub fn joinStringBuf(buf: []u8, parts: anytype, comptime _platform: Platform) []const u8 {
|
|
return joinStringBufT(u8, buf, parts, _platform);
|
|
}
|
|
pub fn joinStringBufW(buf: []u16, parts: anytype, comptime _platform: Platform) []const u16 {
|
|
return joinStringBufT(u16, buf, parts, _platform);
|
|
}
|
|
|
|
pub fn joinStringBufWZ(buf: []u16, parts: anytype, comptime _platform: Platform) [:0]const u16 {
|
|
const joined = joinStringBufT(u16, buf[0 .. buf.len - 1], parts, _platform);
|
|
assert(bun.isSliceInBufferT(u16, joined, buf));
|
|
const start_offset = @intFromPtr(joined.ptr) / 2 - @intFromPtr(buf.ptr) / 2;
|
|
buf[joined.len + start_offset] = 0;
|
|
return buf[start_offset..][0..joined.len :0];
|
|
}
|
|
|
|
pub fn joinStringBufT(comptime T: type, buf: []T, parts: anytype, comptime _platform: Platform) []const T {
|
|
const platform = comptime _platform.resolve();
|
|
|
|
var written: usize = 0;
|
|
var temp_buf_: [4096]T = undefined;
|
|
var temp_buf: []T = &temp_buf_;
|
|
var free_temp_buf = false;
|
|
defer {
|
|
if (free_temp_buf) {
|
|
bun.default_allocator.free(temp_buf);
|
|
}
|
|
}
|
|
|
|
var count: usize = 0;
|
|
for (parts) |part| {
|
|
if (part.len == 0) continue;
|
|
count += part.len + 1;
|
|
}
|
|
|
|
if (count * 2 > temp_buf.len) {
|
|
temp_buf = bun.default_allocator.alloc(T, count * 2) catch bun.outOfMemory();
|
|
free_temp_buf = true;
|
|
}
|
|
|
|
temp_buf[0] = 0;
|
|
|
|
for (parts) |part| {
|
|
if (part.len == 0) continue;
|
|
|
|
if (written > 0) {
|
|
temp_buf[written] = platform.separator();
|
|
written += 1;
|
|
}
|
|
|
|
const Element = std.meta.Elem(@TypeOf(part));
|
|
if (comptime T == u16 and Element == u8) {
|
|
const wrote = bun.strings.convertUTF8toUTF16InBuffer(temp_buf[written..], part);
|
|
written += wrote.len;
|
|
} else {
|
|
bun.copy(T, temp_buf[written..], part);
|
|
written += part.len;
|
|
}
|
|
}
|
|
|
|
if (written == 0) {
|
|
buf[0] = '.';
|
|
return buf[0..1];
|
|
}
|
|
|
|
return normalizeStringNodeT(T, temp_buf[0..written], buf, platform);
|
|
}
|
|
|
|
pub fn joinAbsStringBuf(cwd: []const u8, buf: []u8, _parts: anytype, comptime _platform: Platform) []const u8 {
|
|
return _joinAbsStringBuf(false, []const u8, cwd, buf, _parts, _platform);
|
|
}
|
|
|
|
pub fn joinAbsStringBufZ(cwd: []const u8, buf: []u8, _parts: anytype, comptime _platform: Platform) [:0]const u8 {
|
|
return _joinAbsStringBuf(true, [:0]const u8, cwd, buf, _parts, _platform);
|
|
}
|
|
|
|
pub fn joinAbsStringBufZNT(cwd: []const u8, buf: []u8, _parts: anytype, comptime _platform: Platform) [:0]const u8 {
|
|
if ((_platform == .auto or _platform == .loose or _platform == .windows) and bun.Environment.isWindows) {
|
|
return _joinAbsStringBuf(true, [:0]const u8, cwd, buf, _parts, .nt);
|
|
}
|
|
|
|
return _joinAbsStringBuf(true, [:0]const u8, cwd, buf, _parts, _platform);
|
|
}
|
|
|
|
pub fn joinAbsStringBufZTrailingSlash(cwd: []const u8, buf: []u8, _parts: anytype, comptime _platform: Platform) [:0]const u8 {
|
|
const out = _joinAbsStringBuf(true, [:0]const u8, cwd, buf, _parts, _platform);
|
|
if (out.len + 2 < buf.len and out.len > 0 and out[out.len - 1] != _platform.separator()) {
|
|
buf[out.len] = _platform.separator();
|
|
buf[out.len + 1] = 0;
|
|
return buf[0 .. out.len + 1 :0];
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
fn _joinAbsStringBuf(comptime is_sentinel: bool, comptime ReturnType: type, _cwd: []const u8, buf: []u8, _parts: anytype, comptime platform: Platform) ReturnType {
|
|
if (platform.resolve() == .windows or
|
|
(bun.Environment.os == .windows and platform == .loose))
|
|
{
|
|
return _joinAbsStringBufWindows(is_sentinel, ReturnType, _cwd, buf, _parts);
|
|
}
|
|
|
|
if (comptime platform.resolve() == .nt) {
|
|
const end_path = _joinAbsStringBufWindows(is_sentinel, ReturnType, _cwd, buf[4..], _parts);
|
|
buf[0..4].* = "\\\\?\\".*;
|
|
if (comptime is_sentinel) {
|
|
buf[end_path.len + 4] = 0;
|
|
return buf[0 .. end_path.len + 4 :0];
|
|
}
|
|
return buf[0 .. end_path.len + 4];
|
|
}
|
|
|
|
var parts: []const []const u8 = _parts;
|
|
var temp_buf: [bun.MAX_PATH_BYTES * 2]u8 = undefined;
|
|
if (parts.len == 0) {
|
|
if (comptime is_sentinel) {
|
|
unreachable;
|
|
}
|
|
return _cwd;
|
|
}
|
|
|
|
if ((comptime platform == .loose or platform == .posix) and
|
|
parts.len == 1 and
|
|
parts[0].len == 1 and
|
|
parts[0][0] == std.fs.path.sep_posix)
|
|
{
|
|
return "/";
|
|
}
|
|
|
|
var out: usize = 0;
|
|
var cwd = if (bun.Environment.isWindows and _cwd.len >= 3 and _cwd[1] == ':')
|
|
_cwd[2..]
|
|
else
|
|
_cwd;
|
|
|
|
{
|
|
var part_i: u16 = 0;
|
|
var part_len: u16 = @as(u16, @truncate(parts.len));
|
|
|
|
while (part_i < part_len) {
|
|
if (platform.isAbsolute(parts[part_i])) {
|
|
cwd = parts[part_i];
|
|
parts = parts[part_i + 1 ..];
|
|
|
|
part_len = @as(u16, @truncate(parts.len));
|
|
part_i = 0;
|
|
continue;
|
|
}
|
|
part_i += 1;
|
|
}
|
|
}
|
|
|
|
bun.copy(u8, &temp_buf, cwd);
|
|
out = cwd.len;
|
|
|
|
for (parts) |_part| {
|
|
if (_part.len == 0) {
|
|
continue;
|
|
}
|
|
|
|
const part = _part;
|
|
|
|
if (out > 0 and temp_buf[out - 1] != platform.separator()) {
|
|
temp_buf[out] = platform.separator();
|
|
out += 1;
|
|
}
|
|
|
|
bun.copy(u8, temp_buf[out..], part);
|
|
out += part.len;
|
|
}
|
|
|
|
const leading_separator: []const u8 = if (platform.leadingSeparatorIndex(temp_buf[0..out])) |i| brk: {
|
|
const outdir = temp_buf[0 .. i + 1];
|
|
if (platform == .loose) {
|
|
for (outdir) |*c| {
|
|
if (c.* == '\\') {
|
|
c.* = '/';
|
|
}
|
|
}
|
|
}
|
|
|
|
break :brk outdir;
|
|
} else "/";
|
|
|
|
const result = normalizeStringBuf(
|
|
temp_buf[leading_separator.len..out],
|
|
buf[leading_separator.len..],
|
|
false,
|
|
platform,
|
|
true,
|
|
);
|
|
|
|
bun.copy(u8, buf, leading_separator);
|
|
|
|
if (comptime is_sentinel) {
|
|
buf.ptr[result.len + leading_separator.len] = 0;
|
|
return buf[0 .. result.len + leading_separator.len :0];
|
|
} else {
|
|
return buf[0 .. result.len + leading_separator.len];
|
|
}
|
|
}
|
|
|
|
fn _joinAbsStringBufWindows(
|
|
comptime is_sentinel: bool,
|
|
comptime ReturnType: type,
|
|
cwd: []const u8,
|
|
buf: []u8,
|
|
parts: []const []const u8,
|
|
) ReturnType {
|
|
assert(std.fs.path.isAbsoluteWindows(cwd));
|
|
|
|
if (parts.len == 0) {
|
|
if (comptime is_sentinel) {
|
|
unreachable;
|
|
}
|
|
return cwd;
|
|
}
|
|
|
|
// path.resolve is a bit different on Windows, as there are multiple possible filesystem roots.
|
|
// When you resolve(`C:\hello`, `C:world`), the second arg is a drive letter relative path, so
|
|
// the result of such is `C:\hello\world`, but if you used D:world, you would switch roots and
|
|
// end up with `D:\world`. this root handling basically means a different algorithm.
|
|
//
|
|
// to complicate things, it seems node.js will first figure out what the last root is, then
|
|
// in a separate search, figure out the last absolute path.
|
|
//
|
|
// Given the case `resolve("/one", "D:two", "three", "F:four", "five")`
|
|
// Root is "F:", cwd is "/one", then join all paths that dont exist on other drives.
|
|
//
|
|
// Also, the special root "/" can match into anything, but we have to resolve it to a real
|
|
// root at some point. That is what the `root_of_part.len == 0` check is doing.
|
|
const root, const set_cwd, const n_start = base: {
|
|
const root = root: {
|
|
var n = parts.len;
|
|
while (n > 0) {
|
|
n -= 1;
|
|
const len = windowsVolumeNameLen(parts[n])[0];
|
|
if (len > 0) {
|
|
break :root parts[n][0..len];
|
|
}
|
|
}
|
|
// use cwd
|
|
const len = windowsVolumeNameLen(cwd)[0];
|
|
break :root cwd[0..len];
|
|
};
|
|
|
|
var n = parts.len;
|
|
while (n > 0) {
|
|
n -= 1;
|
|
if (std.fs.path.isAbsoluteWindows(parts[n])) {
|
|
const root_of_part = parts[n][0..windowsVolumeNameLen(parts[n])[0]];
|
|
if (root_of_part.len == 0 or strings.eql(root_of_part, root)) {
|
|
break :base .{ root, parts[n][root_of_part.len..], n + 1 };
|
|
}
|
|
}
|
|
}
|
|
// use cwd only if the root matches
|
|
const cwd_root = cwd[0..windowsVolumeNameLen(cwd)[0]];
|
|
if (strings.eql(cwd_root, root)) {
|
|
break :base .{ root, cwd[cwd_root.len..], 0 };
|
|
} else {
|
|
break :base .{ root, "/", 0 };
|
|
}
|
|
};
|
|
|
|
if (set_cwd.len > 0)
|
|
assert(isSepAny(set_cwd[0]));
|
|
|
|
var temp_buf: [bun.MAX_PATH_BYTES * 2]u8 = undefined;
|
|
|
|
@memcpy(temp_buf[0..root.len], root);
|
|
@memcpy(temp_buf[root.len .. root.len + set_cwd.len], set_cwd);
|
|
var out: usize = root.len + set_cwd.len;
|
|
|
|
if (set_cwd.len == 0) {
|
|
// when cwd is `//server/share` without a suffix `/`, the path is considered absolute
|
|
temp_buf[out] = '\\';
|
|
out += 1;
|
|
}
|
|
|
|
for (parts[n_start..]) |part| {
|
|
if (part.len == 0) continue;
|
|
|
|
if (out > 0 and temp_buf[out - 1] != '\\') {
|
|
temp_buf[out] = '\\';
|
|
out += 1;
|
|
}
|
|
|
|
// skip over volume name
|
|
const volume = part[0..windowsVolumeNameLen(part)[0]];
|
|
if (volume.len > 0 and !strings.eqlLong(volume, root, true))
|
|
continue;
|
|
|
|
const part_without_vol = part[volume.len..];
|
|
@memcpy(temp_buf[out .. out + part_without_vol.len], part_without_vol);
|
|
out += part_without_vol.len;
|
|
}
|
|
|
|
// if (out > 0 and temp_buf[out - 1] != '\\') {
|
|
// temp_buf[out] = '\\';
|
|
// out += 1;
|
|
// }
|
|
|
|
const result = normalizeStringBuf(
|
|
temp_buf[0..out],
|
|
buf,
|
|
false,
|
|
.windows,
|
|
true,
|
|
);
|
|
|
|
if (comptime is_sentinel) {
|
|
buf.ptr[result.len] = 0;
|
|
return buf[0..result.len :0];
|
|
} else {
|
|
return buf[0..result.len];
|
|
}
|
|
}
|
|
|
|
pub fn isSepPosix(char: u8) bool {
|
|
return isSepPosixT(u8, char);
|
|
}
|
|
|
|
pub fn isSepPosixT(comptime T: type, char: T) bool {
|
|
return char == std.fs.path.sep_posix;
|
|
}
|
|
|
|
pub fn isSepWin32(char: u8) bool {
|
|
return isSepWin32T(u8, char);
|
|
}
|
|
|
|
pub fn isSepWin32T(comptime T: type, char: T) bool {
|
|
return char == std.fs.path.sep_windows;
|
|
}
|
|
|
|
pub fn isSepAny(char: u8) bool {
|
|
return isSepAnyT(u8, char);
|
|
}
|
|
|
|
pub fn isSepAnyT(comptime T: type, char: T) bool {
|
|
return @call(bun.callmod_inline, isSepPosixT, .{ T, char }) or @call(bun.callmod_inline, isSepWin32T, .{ T, char });
|
|
}
|
|
|
|
pub fn lastIndexOfSeparatorWindows(slice: []const u8) ?usize {
|
|
return lastIndexOfSeparatorWindowsT(u8, slice);
|
|
}
|
|
|
|
pub fn lastIndexOfSeparatorWindowsT(comptime T: type, slice: []const T) ?usize {
|
|
return std.mem.lastIndexOfAny(T, slice, strings.literal(T, "\\/"));
|
|
}
|
|
|
|
pub fn lastIndexOfSeparatorPosix(slice: []const u8) ?usize {
|
|
return lastIndexOfSeparatorPosixT(u8, slice);
|
|
}
|
|
|
|
pub fn lastIndexOfSeparatorPosixT(comptime T: type, slice: []const T) ?usize {
|
|
return std.mem.lastIndexOfScalar(T, slice, std.fs.path.sep_posix);
|
|
}
|
|
|
|
pub fn lastIndexOfNonSeparatorPosix(slice: []const u8) ?u32 {
|
|
var i: usize = slice.len;
|
|
while (i != 0) : (i -= 1) {
|
|
if (slice[i] != std.fs.path.sep_posix) {
|
|
return @as(u32, @intCast(i));
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
pub fn lastIndexOfSeparatorLoose(slice: []const u8) ?usize {
|
|
return lastIndexOfSeparatorLooseT(u8, slice);
|
|
}
|
|
|
|
pub fn lastIndexOfSeparatorLooseT(comptime T: type, slice: []const T) ?usize {
|
|
return lastIndexOfSepT(T, slice);
|
|
}
|
|
|
|
pub fn normalizeStringLooseBuf(
|
|
str: []const u8,
|
|
buf: []u8,
|
|
comptime allow_above_root: bool,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []u8 {
|
|
return normalizeStringLooseBufT(u8, str, buf, allow_above_root, preserve_trailing_slash);
|
|
}
|
|
|
|
pub fn normalizeStringLooseBufT(
|
|
comptime T: type,
|
|
str: []const T,
|
|
buf: []T,
|
|
comptime allow_above_root: bool,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []T {
|
|
return normalizeStringGenericT(
|
|
T,
|
|
str,
|
|
buf,
|
|
allow_above_root,
|
|
std.fs.path.sep_posix,
|
|
isSepAnyT,
|
|
preserve_trailing_slash,
|
|
);
|
|
}
|
|
|
|
pub fn normalizeStringWindows(
|
|
str: []const u8,
|
|
buf: []u8,
|
|
comptime allow_above_root: bool,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []u8 {
|
|
return normalizeStringWindowsT(u8, str, buf, allow_above_root, preserve_trailing_slash);
|
|
}
|
|
|
|
pub fn normalizeStringWindowsT(
|
|
comptime T: type,
|
|
str: []const T,
|
|
buf: []T,
|
|
comptime allow_above_root: bool,
|
|
comptime preserve_trailing_slash: bool,
|
|
) []T {
|
|
return normalizeStringGenericT(
|
|
T,
|
|
str,
|
|
buf,
|
|
allow_above_root,
|
|
std.fs.path.sep_windows,
|
|
isSepAnyT,
|
|
preserve_trailing_slash,
|
|
);
|
|
}
|
|
|
|
pub fn normalizeStringNode(
|
|
str: []const u8,
|
|
buf: []u8,
|
|
comptime platform: Platform,
|
|
) []u8 {
|
|
return normalizeStringNodeT(u8, str, buf, platform);
|
|
}
|
|
|
|
pub fn normalizeStringNodeT(
|
|
comptime T: type,
|
|
str: []const T,
|
|
buf: []T,
|
|
comptime platform: Platform,
|
|
) []const T {
|
|
if (str.len == 0) {
|
|
buf[0] = '.';
|
|
return buf[0..1];
|
|
}
|
|
|
|
const is_absolute = platform.isAbsoluteT(T, str);
|
|
const trailing_separator = platform.isSeparatorT(T, str[str.len - 1]);
|
|
|
|
// `normalizeStringGeneric` handles absolute path cases for windows
|
|
// we should not prefix with /
|
|
var buf_ = if (platform == .windows) buf else buf[1..];
|
|
|
|
var out = if (!is_absolute) normalizeStringGenericT(
|
|
T,
|
|
str,
|
|
buf_,
|
|
true,
|
|
comptime platform.resolve().separator(),
|
|
comptime platform.getSeparatorFuncT(),
|
|
false,
|
|
) else normalizeStringGenericT(
|
|
T,
|
|
str,
|
|
buf_,
|
|
false,
|
|
comptime platform.resolve().separator(),
|
|
comptime platform.getSeparatorFuncT(),
|
|
false,
|
|
);
|
|
|
|
if (out.len == 0) {
|
|
if (is_absolute) {
|
|
buf[0] = platform.separator();
|
|
return buf[0..1];
|
|
}
|
|
|
|
if (trailing_separator) {
|
|
const sep = platform.trailingSeparator();
|
|
buf[0..2].* = .{ sep[0], sep[1] };
|
|
return buf[0..2];
|
|
}
|
|
|
|
buf[0] = '.';
|
|
return buf[0..1];
|
|
}
|
|
|
|
if (trailing_separator) {
|
|
if (!platform.isSeparatorT(T, out[out.len - 1])) {
|
|
buf_[out.len] = platform.separator();
|
|
out = buf_[0 .. out.len + 1];
|
|
}
|
|
}
|
|
|
|
if (is_absolute) {
|
|
if (platform == .windows) {
|
|
return out;
|
|
}
|
|
buf[0] = platform.separator();
|
|
out = buf[0 .. out.len + 1];
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
pub fn basename(path: []const u8) []const u8 {
|
|
if (path.len == 0)
|
|
return &[_]u8{};
|
|
|
|
var end_index: usize = path.len - 1;
|
|
while (isSepAny(path[end_index])) {
|
|
if (end_index == 0)
|
|
return "/";
|
|
end_index -= 1;
|
|
}
|
|
var start_index: usize = end_index;
|
|
end_index += 1;
|
|
while (!isSepAny(path[start_index])) {
|
|
if (start_index == 0)
|
|
return path[0..end_index];
|
|
start_index -= 1;
|
|
}
|
|
|
|
return path[start_index + 1 .. end_index];
|
|
}
|
|
|
|
pub fn lastIndexOfSep(path: []const u8) ?usize {
|
|
return lastIndexOfSepT(u8, path);
|
|
}
|
|
|
|
pub fn lastIndexOfSepT(comptime T: type, path: []const T) ?usize {
|
|
if (comptime !bun.Environment.isWindows) {
|
|
return strings.lastIndexOfCharT(T, path, '/');
|
|
}
|
|
|
|
return std.mem.lastIndexOfAny(T, path, "/\\");
|
|
}
|
|
|
|
pub fn nextDirname(path_: []const u8) ?[]const u8 {
|
|
var path = path_;
|
|
var root_prefix: []const u8 = "";
|
|
if (path.len > 3) {
|
|
// disk designator
|
|
if (path[1] == ':' and isSepAny(path[2])) {
|
|
root_prefix = path[0..3];
|
|
}
|
|
|
|
// TODO: unc path
|
|
|
|
}
|
|
|
|
if (path.len == 0)
|
|
return if (root_prefix.len > 0) root_prefix else null;
|
|
|
|
var end_index: usize = path.len - 1;
|
|
while (isSepAny(path[end_index])) {
|
|
if (end_index == 0)
|
|
return if (root_prefix.len > 0) root_prefix else null;
|
|
end_index -= 1;
|
|
}
|
|
|
|
while (!isSepAny(path[end_index])) {
|
|
if (end_index == 0)
|
|
return if (root_prefix.len > 0) root_prefix else null;
|
|
end_index -= 1;
|
|
}
|
|
|
|
if (end_index == 0 and isSepAny(path[0]))
|
|
return path[0..1];
|
|
|
|
if (end_index == 0)
|
|
return if (root_prefix.len > 0) root_prefix else null;
|
|
|
|
return path[0 .. end_index + 1];
|
|
}
|
|
|
|
/// The use case of this is when you do
|
|
/// "import '/hello/world'"
|
|
/// The windows disk designator is missing!
|
|
///
|
|
/// Defaulting to C would work but the correct behavior is to use a known disk designator,
|
|
/// via an absolute path from the referrer or what not.
|
|
///
|
|
/// I've made it so that trying to read a file with a posix path is a debug assertion failure.
|
|
///
|
|
/// To use this, stack allocate the following struct, and then call `resolve`.
|
|
///
|
|
/// var normalizer = PosixToWinNormalizer{};
|
|
/// const result = normalizer.resolve("C:\\dev\\bun", "/dev/bun/test/etc.js");
|
|
///
|
|
/// When you are certain that using the current working directory is fine, you can use
|
|
///
|
|
/// const result = normalizer.resolveCWD("/dev/bun/test/etc.js");
|
|
///
|
|
/// This API does nothing on Linux (it has a size of zero)
|
|
pub const PosixToWinNormalizer = struct {
|
|
const Buf = if (bun.Environment.isWindows) bun.PathBuffer else void;
|
|
|
|
_raw_bytes: Buf = undefined,
|
|
|
|
// methods on PosixToWinNormalizer, to be minimal yet stack allocate the PathBuffer
|
|
// these do not force inline of much code
|
|
pub inline fn resolve(
|
|
this: *PosixToWinNormalizer,
|
|
source_dir: []const u8,
|
|
maybe_posix_path: []const u8,
|
|
) []const u8 {
|
|
return resolveWithExternalBuf(&this._raw_bytes, source_dir, maybe_posix_path);
|
|
}
|
|
|
|
pub inline fn resolveZ(
|
|
this: *PosixToWinNormalizer,
|
|
source_dir: []const u8,
|
|
maybe_posix_path: [:0]const u8,
|
|
) [:0]const u8 {
|
|
return resolveWithExternalBufZ(&this._raw_bytes, source_dir, maybe_posix_path);
|
|
}
|
|
|
|
pub inline fn resolveCWD(
|
|
this: *PosixToWinNormalizer,
|
|
maybe_posix_path: []const u8,
|
|
) ![]const u8 {
|
|
return resolveCWDWithExternalBuf(&this._raw_bytes, maybe_posix_path);
|
|
}
|
|
|
|
pub inline fn resolveCWDZ(
|
|
this: *PosixToWinNormalizer,
|
|
maybe_posix_path: []const u8,
|
|
) ![:0]const u8 {
|
|
return resolveCWDWithExternalBufZ(&this._raw_bytes, maybe_posix_path);
|
|
}
|
|
|
|
// underlying implementation:
|
|
|
|
fn resolveWithExternalBuf(
|
|
buf: *Buf,
|
|
source_dir: []const u8,
|
|
maybe_posix_path: []const u8,
|
|
) []const u8 {
|
|
assert(std.fs.path.isAbsoluteWindows(maybe_posix_path));
|
|
if (bun.Environment.isWindows) {
|
|
const root = windowsFilesystemRoot(maybe_posix_path);
|
|
if (root.len == 1) {
|
|
assert(isSepAny(root[0]));
|
|
if (bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path)) {
|
|
const source_root = windowsFilesystemRoot(source_dir);
|
|
@memcpy(buf[0..source_root.len], source_root);
|
|
@memcpy(buf[source_root.len..][0 .. maybe_posix_path.len - 1], maybe_posix_path[1..]);
|
|
const res = buf[0 .. source_root.len + maybe_posix_path.len - 1];
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, res));
|
|
assert(std.fs.path.isAbsoluteWindows(res));
|
|
return res;
|
|
}
|
|
}
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path));
|
|
}
|
|
return maybe_posix_path;
|
|
}
|
|
|
|
fn resolveWithExternalBufZ(
|
|
buf: *Buf,
|
|
source_dir: []const u8,
|
|
maybe_posix_path: [:0]const u8,
|
|
) [:0]const u8 {
|
|
assert(std.fs.path.isAbsoluteWindows(maybe_posix_path));
|
|
if (bun.Environment.isWindows) {
|
|
const root = windowsFilesystemRoot(maybe_posix_path);
|
|
if (root.len == 1) {
|
|
assert(isSepAny(root[0]));
|
|
if (bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path)) {
|
|
const source_root = windowsFilesystemRoot(source_dir);
|
|
@memcpy(buf[0..source_root.len], source_root);
|
|
@memcpy(buf[source_root.len..][0 .. maybe_posix_path.len - 1], maybe_posix_path[1..]);
|
|
buf[source_root.len + maybe_posix_path.len - 1] = 0;
|
|
const res = buf[0 .. source_root.len + maybe_posix_path.len - 1 :0];
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, res));
|
|
assert(std.fs.path.isAbsoluteWindows(res));
|
|
return res;
|
|
}
|
|
}
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path));
|
|
}
|
|
return maybe_posix_path;
|
|
}
|
|
|
|
pub fn resolveCWDWithExternalBuf(
|
|
buf: *Buf,
|
|
maybe_posix_path: []const u8,
|
|
) ![]const u8 {
|
|
assert(std.fs.path.isAbsoluteWindows(maybe_posix_path));
|
|
|
|
if (bun.Environment.isWindows) {
|
|
const root = windowsFilesystemRoot(maybe_posix_path);
|
|
if (root.len == 1) {
|
|
assert(isSepAny(root[0]));
|
|
if (bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path)) {
|
|
const cwd = try std.posix.getcwd(buf);
|
|
assert(cwd.ptr == buf.ptr);
|
|
const source_root = windowsFilesystemRoot(cwd);
|
|
assert(source_root.ptr == source_root.ptr);
|
|
@memcpy(buf[source_root.len..][0 .. maybe_posix_path.len - 1], maybe_posix_path[1..]);
|
|
const res = buf[0 .. source_root.len + maybe_posix_path.len - 1];
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, res));
|
|
assert(std.fs.path.isAbsoluteWindows(res));
|
|
return res;
|
|
}
|
|
}
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path));
|
|
}
|
|
|
|
return maybe_posix_path;
|
|
}
|
|
|
|
pub fn resolveCWDWithExternalBufZ(
|
|
buf: *bun.PathBuffer,
|
|
maybe_posix_path: []const u8,
|
|
) ![:0]u8 {
|
|
assert(std.fs.path.isAbsoluteWindows(maybe_posix_path));
|
|
|
|
if (bun.Environment.isWindows) {
|
|
const root = windowsFilesystemRoot(maybe_posix_path);
|
|
if (root.len == 1) {
|
|
assert(isSepAny(root[0]));
|
|
if (bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path)) {
|
|
const cwd = try std.posix.getcwd(buf);
|
|
assert(cwd.ptr == buf.ptr);
|
|
const source_root = windowsFilesystemRoot(cwd);
|
|
assert(source_root.ptr == source_root.ptr);
|
|
@memcpy(buf[source_root.len..][0 .. maybe_posix_path.len - 1], maybe_posix_path[1..]);
|
|
buf[source_root.len + maybe_posix_path.len - 1] = 0;
|
|
const res = buf[0 .. source_root.len + maybe_posix_path.len - 1 :0];
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, res));
|
|
assert(std.fs.path.isAbsoluteWindows(res));
|
|
return res;
|
|
}
|
|
}
|
|
|
|
assert(!bun.strings.isWindowsAbsolutePathMissingDriveLetter(u8, maybe_posix_path));
|
|
}
|
|
|
|
@memcpy(buf.ptr, maybe_posix_path);
|
|
buf[maybe_posix_path.len] = 0;
|
|
return buf[0..maybe_posix_path.len :0];
|
|
}
|
|
};
|
|
|
|
/// Used in PathInlines.h
|
|
/// gets cwd off of the global object
|
|
export fn ResolvePath__joinAbsStringBufCurrentPlatformBunString(
|
|
globalObject: *bun.JSC.JSGlobalObject,
|
|
in: bun.String,
|
|
) bun.String {
|
|
const str = in.toUTF8WithoutRef(bun.default_allocator);
|
|
defer str.deinit();
|
|
|
|
const out_slice = joinAbsStringBuf(
|
|
globalObject.bunVM().bundler.fs.top_level_dir,
|
|
&join_buf,
|
|
&.{str.slice()},
|
|
comptime Platform.auto.resolve(),
|
|
);
|
|
|
|
return bun.String.createUTF8(out_slice);
|
|
}
|
|
|
|
pub fn platformToPosixInPlace(comptime T: type, path_buffer: []T) void {
|
|
if (std.fs.path.sep == '/') return;
|
|
var idx: usize = 0;
|
|
while (std.mem.indexOfScalarPos(T, path_buffer, idx, std.fs.path.sep)) |index| : (idx = index + 1) {
|
|
path_buffer[index] = '/';
|
|
}
|
|
}
|
|
|
|
pub fn dangerouslyConvertPathToPosixInPlace(comptime T: type, path: []T) void {
|
|
var idx: usize = 0;
|
|
while (std.mem.indexOfScalarPos(T, path, idx, std.fs.path.sep_windows)) |index| : (idx = index + 1) {
|
|
path[index] = '/';
|
|
}
|
|
}
|
|
|
|
pub fn pathToPosixBuf(comptime T: type, path: []const T, buf: []T) []T {
|
|
var idx: usize = 0;
|
|
while (std.mem.indexOfScalarPos(T, path, idx, std.fs.path.sep_windows)) |index| : (idx = index + 1) {
|
|
@memcpy(buf[idx..index], path[idx..index]);
|
|
buf[index] = std.fs.path.sep_posix;
|
|
}
|
|
@memcpy(buf[idx..path.len], path[idx..path.len]);
|
|
return buf[0..path.len];
|
|
}
|
|
|
|
pub fn platformToPosixBuf(comptime T: type, path: []const T, buf: []T) []const T {
|
|
if (std.fs.path.sep == '/') return path;
|
|
var idx: usize = 0;
|
|
while (std.mem.indexOfScalarPos(T, path, idx, std.fs.path.sep)) |index| : (idx = index + 1) {
|
|
@memcpy(buf[idx..index], path[idx..index]);
|
|
buf[index] = '/';
|
|
}
|
|
@memcpy(buf[idx..path.len], path[idx..path.len]);
|
|
return buf[0..path.len];
|
|
}
|
|
|
|
pub fn posixToPlatformInPlace(comptime T: type, path_buffer: []T) void {
|
|
if (std.fs.path.sep == '/') return;
|
|
var idx: usize = 0;
|
|
while (std.mem.indexOfScalarPos(T, path_buffer, idx, '/')) |index| : (idx = index + 1) {
|
|
path_buffer[index] = std.fs.path.sep;
|
|
}
|
|
}
|
|
|
|
const assert = bun.assert;
|