xsh/src/builtin/cmds/cd.zig

const std = @import("std");

const types = @import("../types.zig");

pub fn execute(ctx: types.CommandContext) !void {
    const path = if (ctx.argv.len >= 2)
        ctx.argv[1]
    else
        ctx.shell.environ.get("USERPROFILE") orelse ctx.shell.environ.get("HOME") orelse {
            std.debug.print("xsh: cd: cannot find home directory\n", .{});
            return;
        };

    var dir = try std.Io.Dir.cwd().openDir(ctx.io, path, .{});
    defer dir.close(ctx.io);

    try std.process.setCurrentDir(ctx.io, dir);
}