deps: Intl: Check in "small-icu" 57.1

* this commit has "small" ICU 57.1.
See other related commit for tools to generate this commit.

Fixes: https://github.com/nodejs/node/issues/3476
PR-URL: https://github.com/nodejs/node/pull/6088
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 69 insertions, 0 deletions

diff --git a/deps/icu-small/source/i18n/remtrans.cpp b/deps/icu-small/source/i18n/remtrans.cpp
new file mode 100644
index 0000000000..4ee98f7d3c
--- /dev/null
+++ b/deps/icu-small/source/i18n/remtrans.cpp
@@ -0,0 +1,69 @@
+/*
+**********************************************************************
+*   Copyright (c) 2001-2011, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+**********************************************************************
+*   Date        Name        Description
+*   04/02/2001  aliu        Creation.
+**********************************************************************
+*/
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_TRANSLITERATION
+
+#include "remtrans.h"
+#include "unicode/unifilt.h"
+
+static const UChar CURR_ID[] = {65, 110, 121, 45, 0x52, 0x65, 0x6D, 0x6F, 0x76, 0x65, 0x00}; /* "Any-Remove" */
+
+U_NAMESPACE_BEGIN
+
+UOBJECT_DEFINE_RTTI_IMPLEMENTATION(RemoveTransliterator)
+
+/**
+ * Factory method
+ */
+static Transliterator* RemoveTransliterator_create(const UnicodeString& /*ID*/,
+                                                   Transliterator::Token /*context*/) {
+    /* We don't need the ID or context. We just remove data */
+    return new RemoveTransliterator();
+}
+
+/**
+ * System registration hook.
+ */
+void RemoveTransliterator::registerIDs() {
+
+    Transliterator::_registerFactory(UnicodeString(TRUE, ::CURR_ID, -1),
+                                     RemoveTransliterator_create, integerToken(0));
+
+    Transliterator::_registerSpecialInverse(UNICODE_STRING_SIMPLE("Remove"),
+                                            UNICODE_STRING_SIMPLE("Null"), FALSE);
+}
+
+RemoveTransliterator::RemoveTransliterator() : Transliterator(UnicodeString(TRUE, ::CURR_ID, -1), 0) {}
+
+RemoveTransliterator::~RemoveTransliterator() {}
+
+Transliterator* RemoveTransliterator::clone(void) const {
+    Transliterator* result = new RemoveTransliterator();
+    if (result != NULL && getFilter() != 0) {
+        result->adoptFilter((UnicodeFilter*)(getFilter()->clone()));
+    }
+    return result;
+}
+
+void RemoveTransliterator::handleTransliterate(Replaceable& text, UTransPosition& index,
+                                               UBool /*isIncremental*/) const {
+    // Our caller (filteredTransliterate) has already narrowed us
+    // to an unfiltered run.  Delete it.
+    UnicodeString empty;
+    text.handleReplaceBetween(index.start, index.limit, empty);
+    int32_t len = index.limit - index.start;
+    index.contextLimit -= len;
+    index.limit -= len;
+}
+U_NAMESPACE_END
+
+#endif /* #if !UCONFIG_NO_TRANSLITERATION */