31 lines
866 B
C
31 lines
866 B
C
|
// Copyright 2022 Google LLC
|
||
|
|
//
|
||
|
|
// Use of this source code is governed by an MIT-style
|
||
|
|
// license that can be found in the LICENSE file or at
|
||
|
|
// https://opensource.org/licenses/MIT.
|
||
|
|
|
||
|
|
#ifndef THIRD_PARTY_UTF8_RANGE_UTF8_VALIDITY_H_
|
||
|
|
#define THIRD_PARTY_UTF8_RANGE_UTF8_VALIDITY_H_
|
||
|
|
|
||
|
|
#include <cstddef>
|
||
|
|
|
||
|
|
#include "absl/strings/string_view.h"
|
||
|
|
#include "utf8_range.h"
|
||
|
|
|
||
|
|
namespace utf8_range {
|
||
|
|
|
||
|
|
// Returns true if the sequence of characters is a valid UTF-8 sequence.
|
||
|
|
inline bool IsStructurallyValid(absl::string_view str) {
|
||
|
|
return utf8_range_IsValid(str.data(), str.size());
|
||
|
|
}
|
||
|
|
|
||
|
|
// Returns the length in bytes of the prefix of str that is all
|
||
|
|
// structurally valid UTF-8.
|
||
|
|
inline size_t SpanStructurallyValid(absl::string_view str) {
|
||
|
|
return utf8_range_ValidPrefix(str.data(), str.size());
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace utf8_range
|
||
|
|
|
||
|
|
#endif // THIRD_PARTY_UTF8_RANGE_UTF8_VALIDITY_H_
|