mirror of https://github.com/python/cpython.git
Issue #28561: Clean up UTF-8 encoder: remove dead code, update comments, etc.
Patch by Xiang Zhang.
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parent
b7d14a09c2
commit
998c9cdd42
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@ -262,9 +262,7 @@ STRINGLIB(utf8_encoder)(PyObject *unicode,
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Py_ssize_t size,
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const char *errors)
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{
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#define MAX_SHORT_UNICHARS 300 /* largest size we'll do on the stack */
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Py_ssize_t i; /* index into s of next input byte */
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Py_ssize_t i; /* index into data of next input character */
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char *p; /* next free byte in output buffer */
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#if STRINGLIB_SIZEOF_CHAR > 1
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PyObject *error_handler_obj = NULL;
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@ -389,7 +387,7 @@ STRINGLIB(utf8_encoder)(PyObject *unicode,
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goto error;
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/* subtract preallocated bytes */
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writer.min_size -= max_char_size;
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writer.min_size -= max_char_size * (newpos - startpos);
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if (PyBytes_Check(rep)) {
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p = _PyBytesWriter_WriteBytes(&writer, p,
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@ -402,14 +400,12 @@ STRINGLIB(utf8_encoder)(PyObject *unicode,
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goto error;
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if (!PyUnicode_IS_ASCII(rep)) {
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raise_encode_exception(&exc, "utf-8",
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unicode,
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i-1, i,
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raise_encode_exception(&exc, "utf-8", unicode,
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startpos, endpos,
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"surrogates not allowed");
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goto error;
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}
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assert(PyUnicode_KIND(rep) == PyUnicode_1BYTE_KIND);
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p = _PyBytesWriter_WriteBytes(&writer, p,
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PyUnicode_DATA(rep),
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PyUnicode_GET_LENGTH(rep));
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@ -463,8 +459,6 @@ STRINGLIB(utf8_encoder)(PyObject *unicode,
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_PyBytesWriter_Dealloc(&writer);
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return NULL;
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#endif
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#undef MAX_SHORT_UNICHARS
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}
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/* The pattern for constructing UCS2-repeated masks. */
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