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Add unicode normalization shims

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This commit is contained in:
Lance Parker
2018-02-14 12:02:23 -08:00
parent 5b375ef453
commit 32d21c489f
2 changed files with 214 additions and 4 deletions
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67
stdlib/public/stubs/UnicodeNormalization.cpp
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@@ -22,17 +22,34 @@
// Declare a few external functions to avoid a dependency on ICU headers.
extern "C" {
// Types
typedef struct UBreakIterator UBreakIterator;
typedef struct UBreakIterator UNormalizer2;
typedef enum UBreakIteratorType {} UBreakIteratorType;
typedef enum UErrorCode {} UErrorCode;
typedef uint16_t UChar;
typedef int32_t UChar32;
typedef int8_t UBool;
typedef swift::__swift_stdlib_UProperty UProperty;
// Grapheme breaking APIs
void ubrk_close(UBreakIterator *);
UBreakIterator *ubrk_open(UBreakIteratorType, const char *, const UChar *,
int32_t, UErrorCode *);
int32_t ubrk_preceding(UBreakIterator *, int32_t);
int32_t ubrk_following(UBreakIterator *, int32_t);
void ubrk_setText(UBreakIterator *, const UChar *, int32_t, UErrorCode *);
// Comparison, normalization, and character property APIs
int32_t unorm2_spanQuickCheckYes(const UNormalizer2 *, const UChar *, int32_t,
UErrorCode *);
int32_t unorm2_normalize(const UNormalizer2 *, const UChar *, int32_t, UChar *,
int32_t, UErrorCode *);
const UNormalizer2 *unorm2_getNFCInstance(UErrorCode *);
UBool unorm2_hasBoundaryBefore(const UNormalizer2 *norm2, UChar32 c);
UBool u_hasBinaryProperty(UChar32, UProperty);
UBool u_isdefined(UChar32);
}
#else
@@ -45,6 +62,7 @@ void ubrk_setText(UBreakIterator *, const UChar *, int32_t, UErrorCode *);
#include <unicode/ucoleitr.h>
#include <unicode/uiter.h>
#include <unicode/ubrk.h>
#include <unicode/uchar.h>
#pragma clang diagnostic pop
@@ -225,7 +243,8 @@ __swift_int32_t swift::_swift_stdlib_unicodeCollationIterator_next(
auto Result = ucol_next(
static_cast<UCollationElements *>(CollationIterator), &ErrorCode);
if (U_FAILURE(ErrorCode)) {
swift::crash("_swift_stdlib_unicodeCollationIterator_next: ucol_next() failed.");
swift::crash(
"_swift_stdlib_unicodeCollationIterator_next: ucol_next() failed.");
}
*HitEnd = (Result == UCOL_NULLORDER);
return Result;
@@ -299,9 +318,11 @@ void swift::__swift_stdlib_ubrk_close(
ubrk_close(ptr_cast<UBreakIterator>(bi));
}
swift::__swift_stdlib_UBreakIterator *swift::__swift_stdlib_ubrk_open(
swift::__swift_stdlib_UBreakIteratorType type, const char *locale,
const uint16_t *text, int32_t textLength, __swift_stdlib_UErrorCode *status) {
swift::__swift_stdlib_UBreakIterator *
swift::__swift_stdlib_ubrk_open(swift::__swift_stdlib_UBreakIteratorType type,
const char *locale, const uint16_t *text,
int32_t textLength,
__swift_stdlib_UErrorCode *status) {
return ptr_cast<swift::__swift_stdlib_UBreakIterator>(
ubrk_open(static_cast<UBreakIteratorType>(type), locale,
reinterpret_cast<const UChar *>(text), textLength,
@@ -327,6 +348,44 @@ void swift::__swift_stdlib_ubrk_setText(
textLength, ptr_cast<UErrorCode>(status));
}
swift::__swift_stdlib_UBool swift::__swift_stdlib_unorm2_hasBoundaryBefore(
const __swift_stdlib_UNormalizer2 *ptr, __swift_stdlib_UChar32 char32) {
return unorm2_hasBoundaryBefore(ptr_cast<UNormalizer2>(ptr), char32);
}
const swift::__swift_stdlib_UNormalizer2 *
swift::__swift_stdlib_unorm2_getNFCInstance(__swift_stdlib_UErrorCode *err) {
return ptr_cast<__swift_stdlib_UNormalizer2>(
unorm2_getNFCInstance(ptr_cast<UErrorCode>(err)));
}
int32_t swift::__swift_stdlib_unorm2_normalize(
const __swift_stdlib_UNormalizer2 *norm, const __swift_stdlib_UChar *src,
__swift_int32_t len, __swift_stdlib_UChar *dst, __swift_int32_t capacity,
__swift_stdlib_UErrorCode *err) {
return unorm2_normalize(ptr_cast<UNormalizer2>(norm), src, len, dst, capacity,
ptr_cast<UErrorCode>(err));
}
__swift_int32_t swift::__swift_stdlib_unorm2_spanQuickCheckYes(
const __swift_stdlib_UNormalizer2 *norm, const __swift_stdlib_UChar *ptr,
__swift_int32_t len, __swift_stdlib_UErrorCode *err) {
return unorm2_spanQuickCheckYes(ptr_cast<UNormalizer2>(norm),
ptr_cast<UChar>(ptr), len,
ptr_cast<UErrorCode>(err));
}
swift::__swift_stdlib_UBool
swift::__swift_stdlib_u_hasBinaryProperty(__swift_stdlib_UChar32 c,
__swift_stdlib_UProperty p) {
return u_hasBinaryProperty(c, static_cast<UProperty>(p));
}
swift::__swift_stdlib_UBool
swift::__swift_stdlib_u_isdefined(UChar32 c) {
return u_isdefined(c);
}
// Force an autolink with ICU
#if defined(__MACH__)
asm(".linker_option \"-licucore\"\n");