1 files changed, 50 insertions, 0 deletions

diff --git a/src/remove.zig b/src/remove.zig
new file mode 100644
index 0000000..c1c35d4
--- /dev/null
+++ b/src/remove.zig
@@ -0,0 +1,50 @@
+const std = @import("std");
+const xdg = @import("xdg");
+const zup = @import("zup");
+
+const Allocator = std.mem.Allocator;
+const Installation = zup.Installation;
+
+pub const params =
+    \\-f, --force  Remove even if it is the active installation
+    \\<NAME>
+;
+pub const description = "Removes an installed Zig version.  Run `zup list -i` to see installed <NAME>s.";
+pub const min_args = 1;
+pub const max_args = 1;
+
+pub fn main(comptime Result: type, allocator: Allocator, res: Result) !void {
+    const name = res.positionals[0];
+
+    if (!try Installation.isInstalled(allocator, name)) {
+        std.log.err("{s} is not installed!", .{name});
+        return error.InstallationNotFound;
+    }
+
+    const is_active = blk: {
+        const active = try Installation.getActiveName(allocator);
+        defer if (active) |s| allocator.free(s);
+
+        break :blk active != null and std.mem.eql(u8, active.?, name);
+    };
+
+    if (is_active and !res.args.force) {
+        std.log.err("{s} is the active installation, not removing without --force!", .{name});
+        return error.CantRemove;
+    }
+
+    var data_home = try xdg.openDataHome(allocator, "zup");
+    defer data_home.close();
+
+    std.log.info("Removing {s}...", .{name});
+    try data_home.deleteTree(name);
+
+    if (is_active) {
+        var bin_home = try xdg.openBinHome(allocator);
+        defer bin_home.close();
+
+        try bin_home.deleteFile("zig");
+    }
+
+    std.log.info("Done", .{});
+}