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Support passing utf-8 strings from JavaScript to C++. (#1355)

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We first convert utf-16 strings to Uint8Array and then we
pass the array to C++.
This commit is contained in:
Fangjun Kuang
2024-09-18 11:03:42 +08:00
committed by GitHub
parent bf06b268d0
commit cddac52780
3 changed files with 34 additions and 12 deletions
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29
scripts/node-addon-api/src/macros.h
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@@ -7,17 +7,24 @@
#include <algorithm>
#include <string>
#define SHERPA_ONNX_ASSIGN_ATTR_STR(c_name, js_name) \
do { \
if (o.Has(#js_name) && o.Get(#js_name).IsString()) { \
Napi::String _str = o.Get(#js_name).As<Napi::String>(); \
std::string s = _str.Utf8Value(); \
char *p = new char[s.size() + 1]; \
std::copy(s.begin(), s.end(), p); \
p[s.size()] = 0; \
\
c.c_name = p; \
} \
#define SHERPA_ONNX_ASSIGN_ATTR_STR(c_name, js_name) \
do { \
if (o.Has(#js_name) && o.Get(#js_name).IsString()) { \
Napi::String _str = o.Get(#js_name).As<Napi::String>(); \
std::string s = _str.Utf8Value(); \
char *p = new char[s.size() + 1]; \
std::copy(s.begin(), s.end(), p); \
p[s.size()] = 0; \
\
c.c_name = p; \
} else if (o.Has(#js_name) && o.Get(#js_name).IsTypedArray()) { \
Napi::Uint8Array _array = o.Get(#js_name).As<Napi::Uint8Array>(); \
char *p = new char[_array.ElementLength() + 1]; \
std::copy(_array.Data(), _array.Data() + _array.ElementLength(), p); \
p[_array.ElementLength()] = '\0'; \
\
c.c_name = p; \
} \
} while (0)
#define SHERPA_ONNX_ASSIGN_ATTR_INT32(c_name, js_name) \