From da736d8259331a8ef13bf4bbb10bbb8a5c0e5299 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Tue, 13 Aug 2019 12:29:07 +0200 Subject: remove node/v8 from source tree --- .../icu-small/source/common/unicode/bytestream.h | 270 --------------------- 1 file changed, 270 deletions(-) delete mode 100644 deps/node/deps/icu-small/source/common/unicode/bytestream.h (limited to 'deps/node/deps/icu-small/source/common/unicode/bytestream.h') diff --git a/deps/node/deps/icu-small/source/common/unicode/bytestream.h b/deps/node/deps/icu-small/source/common/unicode/bytestream.h deleted file mode 100644 index 61d1e8ac..00000000 --- a/deps/node/deps/icu-small/source/common/unicode/bytestream.h +++ /dev/null @@ -1,270 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -// Copyright (C) 2009-2012, International Business Machines -// Corporation and others. All Rights Reserved. -// -// Copyright 2007 Google Inc. All Rights Reserved. -// Author: sanjay@google.com (Sanjay Ghemawat) -// -// Abstract interface that consumes a sequence of bytes (ByteSink). -// -// Used so that we can write a single piece of code that can operate -// on a variety of output string types. -// -// Various implementations of this interface are provided: -// ByteSink: -// CheckedArrayByteSink Write to a flat array, with bounds checking -// StringByteSink Write to an STL string - -// This code is a contribution of Google code, and the style used here is -// a compromise between the original Google code and the ICU coding guidelines. -// For example, data types are ICU-ified (size_t,int->int32_t), -// and API comments doxygen-ified, but function names and behavior are -// as in the original, if possible. -// Assertion-style error handling, not available in ICU, was changed to -// parameter "pinning" similar to UnicodeString. -// -// In addition, this is only a partial port of the original Google code, -// limited to what was needed so far. The (nearly) complete original code -// is in the ICU svn repository at icuhtml/trunk/design/strings/contrib -// (see ICU ticket 6765, r25517). - -#ifndef __BYTESTREAM_H__ -#define __BYTESTREAM_H__ - -/** - * \file - * \brief C++ API: Interface for writing bytes, and implementation classes. - */ - -#include "unicode/utypes.h" -#include "unicode/uobject.h" -#include "unicode/std_string.h" - -U_NAMESPACE_BEGIN - -/** - * A ByteSink can be filled with bytes. - * @stable ICU 4.2 - */ -class U_COMMON_API ByteSink : public UMemory { -public: - /** - * Default constructor. - * @stable ICU 4.2 - */ - ByteSink() { } - /** - * Virtual destructor. - * @stable ICU 4.2 - */ - virtual ~ByteSink(); - - /** - * Append "bytes[0,n-1]" to this. - * @param bytes the pointer to the bytes - * @param n the number of bytes; must be non-negative - * @stable ICU 4.2 - */ - virtual void Append(const char* bytes, int32_t n) = 0; - - /** - * Returns a writable buffer for appending and writes the buffer's capacity to - * *result_capacity. Guarantees *result_capacity>=min_capacity. - * May return a pointer to the caller-owned scratch buffer which must have - * scratch_capacity>=min_capacity. - * The returned buffer is only valid until the next operation - * on this ByteSink. - * - * After writing at most *result_capacity bytes, call Append() with the - * pointer returned from this function and the number of bytes written. - * Many Append() implementations will avoid copying bytes if this function - * returned an internal buffer. - * - * Partial usage example: - * int32_t capacity; - * char* buffer = sink->GetAppendBuffer(..., &capacity); - * ... Write n bytes into buffer, with n <= capacity. - * sink->Append(buffer, n); - * In many implementations, that call to Append will avoid copying bytes. - * - * If the ByteSink allocates or reallocates an internal buffer, it should use - * the desired_capacity_hint if appropriate. - * If a caller cannot provide a reasonable guess at the desired capacity, - * it should pass desired_capacity_hint=0. - * - * If a non-scratch buffer is returned, the caller may only pass - * a prefix to it to Append(). - * That is, it is not correct to pass an interior pointer to Append(). - * - * The default implementation always returns the scratch buffer. - * - * @param min_capacity required minimum capacity of the returned buffer; - * must be non-negative - * @param desired_capacity_hint desired capacity of the returned buffer; - * must be non-negative - * @param scratch default caller-owned buffer - * @param scratch_capacity capacity of the scratch buffer - * @param result_capacity pointer to an integer which will be set to the - * capacity of the returned buffer - * @return a buffer with *result_capacity>=min_capacity - * @stable ICU 4.2 - */ - virtual char* GetAppendBuffer(int32_t min_capacity, - int32_t desired_capacity_hint, - char* scratch, int32_t scratch_capacity, - int32_t* result_capacity); - - /** - * Flush internal buffers. - * Some byte sinks use internal buffers or provide buffering - * and require calling Flush() at the end of the stream. - * The ByteSink should be ready for further Append() calls after Flush(). - * The default implementation of Flush() does nothing. - * @stable ICU 4.2 - */ - virtual void Flush(); - -private: - ByteSink(const ByteSink &) = delete; - ByteSink &operator=(const ByteSink &) = delete; -}; - -// ------------------------------------------------------------- -// Some standard implementations - -/** - * Implementation of ByteSink that writes to a flat byte array, - * with bounds-checking: - * This sink will not write more than capacity bytes to outbuf. - * If more than capacity bytes are Append()ed, then excess bytes are ignored, - * and Overflowed() will return true. - * Overflow does not cause a runtime error. - * @stable ICU 4.2 - */ -class U_COMMON_API CheckedArrayByteSink : public ByteSink { -public: - /** - * Constructs a ByteSink that will write to outbuf[0..capacity-1]. - * @param outbuf buffer to write to - * @param capacity size of the buffer - * @stable ICU 4.2 - */ - CheckedArrayByteSink(char* outbuf, int32_t capacity); - /** - * Destructor. - * @stable ICU 4.2 - */ - virtual ~CheckedArrayByteSink(); - /** - * Returns the sink to its original state, without modifying the buffer. - * Useful for reusing both the buffer and the sink for multiple streams. - * Resets the state to NumberOfBytesWritten()=NumberOfBytesAppended()=0 - * and Overflowed()=FALSE. - * @return *this - * @stable ICU 4.6 - */ - virtual CheckedArrayByteSink& Reset(); - /** - * Append "bytes[0,n-1]" to this. - * @param bytes the pointer to the bytes - * @param n the number of bytes; must be non-negative - * @stable ICU 4.2 - */ - virtual void Append(const char* bytes, int32_t n); - /** - * Returns a writable buffer for appending and writes the buffer's capacity to - * *result_capacity. For details see the base class documentation. - * @param min_capacity required minimum capacity of the returned buffer; - * must be non-negative - * @param desired_capacity_hint desired capacity of the returned buffer; - * must be non-negative - * @param scratch default caller-owned buffer - * @param scratch_capacity capacity of the scratch buffer - * @param result_capacity pointer to an integer which will be set to the - * capacity of the returned buffer - * @return a buffer with *result_capacity>=min_capacity - * @stable ICU 4.2 - */ - virtual char* GetAppendBuffer(int32_t min_capacity, - int32_t desired_capacity_hint, - char* scratch, int32_t scratch_capacity, - int32_t* result_capacity); - /** - * Returns the number of bytes actually written to the sink. - * @return number of bytes written to the buffer - * @stable ICU 4.2 - */ - int32_t NumberOfBytesWritten() const { return size_; } - /** - * Returns true if any bytes were discarded, i.e., if there was an - * attempt to write more than 'capacity' bytes. - * @return TRUE if more than 'capacity' bytes were Append()ed - * @stable ICU 4.2 - */ - UBool Overflowed() const { return overflowed_; } - /** - * Returns the number of bytes appended to the sink. - * If Overflowed() then NumberOfBytesAppended()>NumberOfBytesWritten() - * else they return the same number. - * @return number of bytes written to the buffer - * @stable ICU 4.6 - */ - int32_t NumberOfBytesAppended() const { return appended_; } -private: - char* outbuf_; - const int32_t capacity_; - int32_t size_; - int32_t appended_; - UBool overflowed_; - - CheckedArrayByteSink() = delete; - CheckedArrayByteSink(const CheckedArrayByteSink &) = delete; - CheckedArrayByteSink &operator=(const CheckedArrayByteSink &) = delete; -}; - -/** - * Implementation of ByteSink that writes to a "string". - * The StringClass is usually instantiated with a std::string. - * @stable ICU 4.2 - */ -template -class StringByteSink : public ByteSink { - public: - /** - * Constructs a ByteSink that will append bytes to the dest string. - * @param dest pointer to string object to append to - * @stable ICU 4.2 - */ - StringByteSink(StringClass* dest) : dest_(dest) { } - /** - * Constructs a ByteSink that reserves append capacity and will append bytes to the dest string. - * - * @param dest pointer to string object to append to - * @param initialAppendCapacity capacity beyond dest->length() to be reserve()d - * @stable ICU 60 - */ - StringByteSink(StringClass* dest, int32_t initialAppendCapacity) : dest_(dest) { - if (initialAppendCapacity > 0 && - (uint32_t)initialAppendCapacity > (dest->capacity() - dest->length())) { - dest->reserve(dest->length() + initialAppendCapacity); - } - } - /** - * Append "bytes[0,n-1]" to this. - * @param data the pointer to the bytes - * @param n the number of bytes; must be non-negative - * @stable ICU 4.2 - */ - virtual void Append(const char* data, int32_t n) { dest_->append(data, n); } - private: - StringClass* dest_; - - StringByteSink() = delete; - StringByteSink(const StringByteSink &) = delete; - StringByteSink &operator=(const StringByteSink &) = delete; -}; - -U_NAMESPACE_END - -#endif // __BYTESTREAM_H__ -- cgit v1.2.3