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, 267 deletions

diff --git a/third_party/immer/test/vector_transient/generic.ipp b/third_party/immer/test/vector_transient/generic.ipp
deleted file mode 100644
index 6cd25a567d53..000000000000
--- a/third_party/immer/test/vector_transient/generic.ipp
+++ /dev/null
@@ -1,267 +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 "test/dada.hpp"
-#include "test/transient_tester.hpp"
-#include "test/util.hpp"
-
-#include <catch.hpp>
-
-#ifndef VECTOR_T
-#error "define the vector template to use in VECTOR_T"
-#endif
-
-#ifndef VECTOR_TRANSIENT_T
-#error "define the vector template to use in VECTOR_TRANSIENT_T"
-#endif
-
-template <typename V = VECTOR_T<unsigned>>
-auto make_test_vector(unsigned min, unsigned max)
-{
-    auto v = V{};
-    for (auto i = min; i < max; ++i)
-        v = v.push_back({i});
-    return v;
-}
-
-TEST_CASE("from vector and to vector")
-{
-    constexpr auto n = 100u;
-
-    auto v = make_test_vector(0, n).transient();
-    CHECK_VECTOR_EQUALS(v, boost::irange(0u, n));
-
-    auto p = v.persistent();
-    CHECK_VECTOR_EQUALS(p, boost::irange(0u, n));
-}
-
-TEST_CASE("protect persistence")
-{
-    auto v = VECTOR_T<unsigned>{}.transient();
-    v.push_back(12);
-    auto p = v.persistent();
-    v.set(0, 42);
-    CHECK(p[0] == 12);
-    CHECK(v[0] == 42);
-}
-
-TEST_CASE("push back move")
-{
-    using vector_t = VECTOR_T<unsigned>;
-
-    auto v = vector_t{};
-
-    auto check_move = [&](vector_t&& x) -> vector_t&& {
-        if (vector_t::memory_policy::use_transient_rvalues)
-            CHECK(&x == &v);
-        else
-            CHECK(&x != &v);
-        return std::move(x);
-    };
-
-    v                = check_move(std::move(v).push_back(0));
-    v                = check_move(std::move(v).push_back(1));
-    v                = check_move(std::move(v).push_back(2));
-    auto addr_before = &v[0];
-    v                = check_move(std::move(v).push_back(3));
-    auto addr_after  = &v[0];
-
-    if (vector_t::memory_policy::use_transient_rvalues)
-        CHECK(addr_before == addr_after);
-    else
-        CHECK(addr_before != addr_after);
-
-    CHECK_VECTOR_EQUALS(v, boost::irange(0u, 4u));
-}
-
-TEST_CASE("set move")
-{
-    using vector_t = VECTOR_T<unsigned>;
-
-    auto v = vector_t{};
-
-    auto check_move = [&](vector_t&& x) -> vector_t&& {
-        if (vector_t::memory_policy::use_transient_rvalues)
-            CHECK(&x == &v);
-        else
-            CHECK(&x != &v);
-        return std::move(x);
-    };
-
-    v = v.push_back(0);
-
-    auto addr_before = &v[0];
-    v                = check_move(std::move(v).set(0, 1));
-    auto addr_after  = &v[0];
-
-    if (vector_t::memory_policy::use_transient_rvalues)
-        CHECK(addr_before == addr_after);
-    else
-        CHECK(addr_before != addr_after);
-
-    CHECK_VECTOR_EQUALS(v, boost::irange(1u, 2u));
-}
-
-TEST_CASE("update move")
-{
-    using vector_t = VECTOR_T<unsigned>;
-
-    auto v = vector_t{};
-
-    auto check_move = [&](vector_t&& x) -> vector_t&& {
-        if (vector_t::memory_policy::use_transient_rvalues)
-            CHECK(&x == &v);
-        else
-            CHECK(&x != &v);
-        return std::move(x);
-    };
-
-    v = v.push_back(0);
-
-    auto addr_before = &v[0];
-    v = check_move(std::move(v).update(0, [](auto x) { return x + 1; }));
-    auto addr_after = &v[0];
-
-    if (vector_t::memory_policy::use_transient_rvalues)
-        CHECK(addr_before == addr_after);
-    else
-        CHECK(addr_before != addr_after);
-
-    CHECK_VECTOR_EQUALS(v, boost::irange(1u, 2u));
-}
-
-TEST_CASE("take move")
-{
-    using vector_t = VECTOR_T<unsigned>;
-
-    auto v = vector_t{};
-
-    auto check_move = [&](vector_t&& x) -> vector_t&& {
-        if (vector_t::memory_policy::use_transient_rvalues)
-            CHECK(&x == &v);
-        else
-            CHECK(&x != &v);
-        return std::move(x);
-    };
-
-    v = v.push_back(0).push_back(1);
-
-    auto addr_before = &v[0];
-    v                = check_move(std::move(v).take(1));
-    auto addr_after  = &v[0];
-
-    if (vector_t::memory_policy::use_transient_rvalues)
-        CHECK(addr_before == addr_after);
-    else
-        CHECK(addr_before != addr_after);
-
-    CHECK_VECTOR_EQUALS(v, boost::irange(0u, 1u));
-}
-
-TEST_CASE("exception safety")
-{
-    constexpr auto n = 667u;
-
-    using dadaist_vector_t = typename dadaist_wrapper<VECTOR_T<unsigned>>::type;
-
-    SECTION("push back")
-    {
-        auto t = as_transient_tester(dadaist_vector_t{});
-        auto d = dadaism{};
-        for (auto li = 0u, i = 0u; i < n;) {
-            auto s = d.next();
-            try {
-                if (t.transient)
-                    t.vt.push_back({i});
-                else
-                    t.vp = t.vp.push_back({i});
-                ++i;
-                if (t.step())
-                    li = i;
-            } catch (dada_error) {}
-            if (t.transient) {
-                CHECK_VECTOR_EQUALS(t.vt, boost::irange(0u, i));
-                CHECK_VECTOR_EQUALS(t.vp, boost::irange(0u, li));
-            } else {
-                CHECK_VECTOR_EQUALS(t.vp, boost::irange(0u, i));
-                CHECK_VECTOR_EQUALS(t.vt, boost::irange(0u, li));
-            }
-        }
-        CHECK(d.happenings > 0);
-        CHECK(t.d.happenings > 0);
-        IMMER_TRACE_E(d.happenings);
-        IMMER_TRACE_E(t.d.happenings);
-    }
-
-    SECTION("update")
-    {
-        using boost::irange;
-        using boost::join;
-
-        auto t = as_transient_tester(make_test_vector<dadaist_vector_t>(0, n));
-        auto d = dadaism{};
-        for (auto li = 0u, i = 0u; i < n;) {
-            auto s = d.next();
-            try {
-                if (t.transient)
-                    t.vt.update(i, [](auto x) { return dada(), x + 1; });
-                else
-                    t.vp = t.vp.update(i, [](auto x) { return dada(), x + 1; });
-                ++i;
-                if (t.step())
-                    li = i;
-            } catch (dada_error) {}
-            if (t.transient) {
-                CHECK_VECTOR_EQUALS(t.vt,
-                                    join(irange(1u, 1u + i), irange(i, n)));
-                CHECK_VECTOR_EQUALS(t.vp,
-                                    join(irange(1u, 1u + li), irange(li, n)));
-            } else {
-                CHECK_VECTOR_EQUALS(t.vp,
-                                    join(irange(1u, 1u + i), irange(i, n)));
-                CHECK_VECTOR_EQUALS(t.vt,
-                                    join(irange(1u, 1u + li), irange(li, n)));
-            }
-        }
-        CHECK(d.happenings > 0);
-        CHECK(t.d.happenings > 0);
-    }
-
-    SECTION("take")
-    {
-        auto t = as_transient_tester(make_test_vector<dadaist_vector_t>(0, n));
-        auto d = dadaism{};
-        auto deltas = magic_rotator();
-        auto delta  = 0u;
-        for (auto i = n, li = i;;) {
-            auto s = d.next();
-            auto r = dadaist_vector_t{};
-            try {
-                if (t.transient)
-                    t.vt.take(i);
-                else
-                    t.vp = t.vp.take(i);
-                if (t.step())
-                    li = i;
-                delta = deltas.next();
-                if (i < delta)
-                    break;
-                i -= delta;
-            } catch (dada_error) {}
-            if (t.transient) {
-                CHECK_VECTOR_EQUALS(t.vt, boost::irange(0u, i + delta));
-                CHECK_VECTOR_EQUALS(t.vp, boost::irange(0u, li));
-            } else {
-                CHECK_VECTOR_EQUALS(t.vp, boost::irange(0u, i + delta));
-                CHECK_VECTOR_EQUALS(t.vt, boost::irange(0u, li));
-            }
-        }
-        CHECK(d.happenings > 0);
-        CHECK(t.d.happenings > 0);
-    }
-}