chore(3p/immer): Remove vendored copy of immer r/2029

We ended up dropping the use of this library again.

Change-Id: I2c44cd22a6128d23f87a582402bf5fb84991d608
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2292
Tested-by: BuildkiteCI
Reviewed-by: Profpatsch <mail@profpatsch.de>

1 files changed, 0 insertions, 153 deletions

diff --git a/third_party/immer/extra/guile/src/immer.cpp b/third_party/immer/extra/guile/src/immer.cpp
deleted file mode 100644
index 7933447a8d18..000000000000
--- a/third_party/immer/extra/guile/src/immer.cpp
+++ /dev/null
@@ -1,153 +0,0 @@
-//
-// immer: immutable data structures for C++
-// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
-//
-// This software is distributed under the Boost Software License, Version 1.0.
-// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
-//
-
-#include <immer/flex_vector.hpp>
-#include <immer/flex_vector_transient.hpp>
-#include <immer/algorithm.hpp>
-#include <scm/scm.hpp>
-#include <iostream>
-
-namespace {
-
-struct guile_heap
-{
-    static void* allocate(std::size_t size)
-    { return scm_gc_malloc(size, "immer"); }
-
-    static void* allocate(std::size_t size, immer::norefs_tag)
-    { return scm_gc_malloc_pointerless(size, "immer"); }
-
-    template <typename ...Tags>
-    static void deallocate(std::size_t size, void* obj, Tags...)
-    { scm_gc_free(obj, size, "immer"); }
-};
-
-using guile_memory = immer::memory_policy<
-    immer::heap_policy<guile_heap>,
-    immer::no_refcount_policy,
-    immer::gc_transience_policy,
-    false>;
-
-template <typename T>
-using guile_ivector = immer::flex_vector<T, guile_memory>;
-
-struct dummy
-{
-    SCM port_ = scm_current_warning_port();
-
-    dummy(dummy&&)
-    { scm_puts("~~ dummy move constructor\n", port_); }
-
-    dummy()
-    { scm_puts("~~ dummy default constructor\n", port_); }
-
-    ~dummy()
-    { scm_puts("~~ dummy finalized\n", port_); }
-
-    void foo()
-    { scm_puts("~~ dummy foo\n", port_); }
-
-    int bar(int x)
-    {
-        auto res = x + 42;
-        scm_puts("~~ dummy bar: ", port_);
-        scm_display(scm::val{res}, port_);
-        scm_newline(port_);
-        return res;
-    }
-};
-
-template <int I>
-void func()
-{
-    auto port = scm_current_warning_port();
-    scm_puts("~~ func", port);
-    scm_display(scm_from_int(I), port);
-    scm_newline(port);
-}
-
-template <typename T = scm::val>
-void init_ivector(std::string type_name = "")
-{
-    using namespace std::string_literals;
-
-    using self_t = guile_ivector<T>;
-    using size_t = typename self_t::size_type;
-
-    auto name = "ivector"s + (type_name.empty() ? ""s : "-" + type_name);
-
-    scm::type<self_t>(name)
-        .constructor([] (scm::args rest) {
-            return self_t(rest.begin(), rest.end());
-        })
-        .maker([] (size_t n, scm::args rest) {
-            return self_t(n, rest ? *rest : scm::val{});
-        })
-        .define("ref", &self_t::operator[])
-        .define("length", &self_t::size)
-        .define("set", [] (const self_t& v, size_t i, scm::val x) {
-            return v.set(i, x);
-        })
-        .define("update", [] (const self_t& v, size_t i, scm::val fn) {
-            return v.update(i, fn);
-        })
-        .define("push", [] (const self_t& v, scm::val x) {
-            return v.push_back(x);
-        })
-        .define("take", [] (const self_t& v, size_t s) {
-            return v.take(s);
-        })
-        .define("drop", [] (const self_t& v, size_t s) {
-            return v.drop(s);
-        })
-        .define("append", [] (self_t v, scm::args rest) {
-            for (auto x : rest)
-                v = v + x;
-            return v;
-        })
-        .define("fold", [] (scm::val fn, scm::val first, const self_t& v) {
-            return immer::accumulate(v, first, fn);
-        })
-        ;
-}
-
-} // anonymous namespace
-
-struct bar_tag_t {};
-
-extern "C"
-void init_immer()
-{
-    scm::type<dummy>("dummy")
-        .constructor()
-        .finalizer()
-        .define("foo", &dummy::foo)
-        .define("bar", &dummy::bar);
-
-    scm::group()
-        .define("func1", func<1>);
-
-    scm::group<bar_tag_t>()
-        .define("func2", func<2>)
-        .define("func3", &dummy::bar);
-
-    scm::group("foo")
-        .define("func1", func<1>);
-
-    init_ivector();
-    init_ivector<std::uint8_t>("u8");
-    init_ivector<std::uint16_t>("u16");
-    init_ivector<std::uint32_t>("u32");
-    init_ivector<std::uint64_t>("u64");
-    init_ivector<std::int8_t>("s8");
-    init_ivector<std::int16_t>("s16");
-    init_ivector<std::int32_t>("s32");
-    init_ivector<std::int64_t>("s64");
-    init_ivector<float>("f32");
-    init_ivector<double>("f64");
-}