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const std = @import("std");
const PackageID = @import("../install.zig").PackageID;
const Lockfile = @import("../install.zig").Lockfile;
const PackageManager = @import("../install.zig").PackageManager;
const Npm = @import("../npm.zig");
const logger = @import("../../logger.zig");
const FileSystem = @import("../../fs.zig").FileSystem;
const JSAst = @import("../../js_ast.zig");
const string = @import("../../string_types.zig").string;
const Features = @import("../install.zig").Features;
const IdentityContext = @import("../../identity_context.zig").IdentityContext;
const strings = @import("strings");
const Resolution = @import("../resolution.zig").Resolution;
const String = @import("../semver.zig").String;
const bun = @import("../../global.zig");
const Dependency = @import("../dependency.zig");
pub const FolderResolution = union(Tag) {
package_id: PackageID,
new_package_id: PackageID,
err: anyerror,
pub const Tag = enum { package_id, err, new_package_id };
pub const Map = std.HashMapUnmanaged(u64, FolderResolution, IdentityContext(u64), 80);
pub fn normalize(path: string) string {
return FileSystem.instance.normalize(path);
}
pub fn hash(normalized_path: string) u64 {
return std.hash.Wyhash.hash(0, normalized_path);
}
pub fn NewResolver(comptime tag: Resolution.Tag) type {
return struct {
folder_path: string,
pub fn resolve(this: @This(), comptime Builder: type, builder: Builder, _: JSAst.Expr) !Resolution {
return Resolution{
.tag = tag,
.value = @unionInit(Resolution.Value, @tagName(tag), builder.append(String, this.folder_path)),
};
}
pub fn count(this: @This(), comptime Builder: type, builder: Builder, _: JSAst.Expr) void {
builder.count(this.folder_path);
}
};
}
pub const Resolver = NewResolver(Resolution.Tag.folder);
pub const SymlinkResolver = NewResolver(Resolution.Tag.symlink);
pub fn normalizePackageJSONPath(global_or_relative: GlobalOrRelative, joined: *[bun.MAX_PATH_BYTES]u8, non_normalized_path: string) [2]string {
var abs: string = "";
var rel: string = "";
// We consider it valid if there is a package.json in the folder
const normalized = std.mem.trimRight(u8, normalize(non_normalized_path), std.fs.path.sep_str);
if (strings.startsWithChar(normalized, '.')) {
var tempcat: [bun.MAX_PATH_BYTES]u8 = undefined;
std.mem.copy(u8, &tempcat, normalized);
tempcat[normalized.len] = std.fs.path.sep;
std.mem.copy(u8, tempcat[normalized.len + 1 ..], "package.json");
var parts = [_]string{ FileSystem.instance.top_level_dir, tempcat[0 .. normalized.len + 1 + "package.json".len] };
abs = FileSystem.instance.absBuf(&parts, joined);
rel = FileSystem.instance.relative(FileSystem.instance.top_level_dir, abs[0 .. abs.len - "/package.json".len]);
} else {
var remain: []u8 = joined[0..];
switch (global_or_relative) {
.global => |path| {
const offset = path.len - @as(usize, @boolToInt(path[path.len - 1] == std.fs.path.sep));
@memcpy(remain.ptr, path.ptr, offset);
remain = remain[offset..];
if ((path[path.len - 1] != std.fs.path.sep) and (normalized[0] != std.fs.path.sep)) {
remain[0] = std.fs.path.sep;
remain = remain[1..];
}
},
.relative => {},
}
std.mem.copy(u8, remain, normalized);
remain[normalized.len] = std.fs.path.sep;
remain[normalized.len + 1 ..][0.."package.json".len].* = "package.json".*;
remain = remain[normalized.len + 1 + "package.json".len ..];
abs = joined[0 .. joined.len - remain.len];
// We store the folder name without package.json
rel = abs[0 .. abs.len - "/package.json".len];
}
return .{ abs, rel };
}
pub fn readPackageJSONFromDisk(
manager: *PackageManager,
joinedZ: [:0]const u8,
abs: []const u8,
version: Dependency.Version,
comptime features: Features,
comptime ResolverType: type,
resolver: ResolverType,
) !Lockfile.Package {
var package_json: std.fs.File = try std.fs.cwd().openFileZ(joinedZ, .{ .mode = .read_only });
defer package_json.close();
var package = Lockfile.Package{};
var body = Npm.Registry.BodyPool.get(manager.allocator);
defer Npm.Registry.BodyPool.release(body);
const len = try package_json.getEndPos();
body.data.reset();
body.data.inflate(@maximum(len, 2048)) catch unreachable;
body.data.list.expandToCapacity();
const source_buf = try package_json.readAll(body.data.list.items);
const source = logger.Source.initPathString(abs, body.data.list.items[0..source_buf]);
try Lockfile.Package.parse(
manager.lockfile,
&package,
manager.allocator,
manager.log,
source,
ResolverType,
resolver,
features,
);
if (manager.lockfile.getPackageID(package.name_hash, version, package.resolution)) |existing_id| {
return manager.lockfile.packages.get(existing_id);
}
return manager.lockfile.appendPackage(package) catch unreachable;
}
pub const GlobalOrRelative = union(enum) {
global: []const u8,
relative: void,
};
pub fn getOrPut(global_or_relative: GlobalOrRelative, version: Dependency.Version, non_normalized_path: string, manager: *PackageManager) FolderResolution {
var joined: [bun.MAX_PATH_BYTES]u8 = undefined;
const paths = normalizePackageJSONPath(global_or_relative, &joined, non_normalized_path);
const abs = paths[0];
const rel = paths[1];
var entry = manager.folders.getOrPut(manager.allocator, hash(abs)) catch unreachable;
if (entry.found_existing) return entry.value_ptr.*;
joined[abs.len] = 0;
var joinedZ: [:0]u8 = joined[0..abs.len :0];
const package = switch (global_or_relative) {
.global => readPackageJSONFromDisk(
manager,
joinedZ,
abs,
version,
Features.link,
SymlinkResolver,
SymlinkResolver{ .folder_path = non_normalized_path },
),
.relative => readPackageJSONFromDisk(
manager,
joinedZ,
abs,
version,
Features.folder,
Resolver,
Resolver{ .folder_path = rel },
),
} catch |err| {
if (err == error.FileNotFound) {
entry.value_ptr.* = .{ .err = error.MissingPackageJSON };
} else {
entry.value_ptr.* = .{ .err = err };
}
return entry.value_ptr.*;
};
entry.value_ptr.* = .{ .package_id = package.meta.id };
return FolderResolution{ .new_package_id = package.meta.id };
}
};
|
