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bpo-25054, bpo-1647489: Added support of splitting on zerowidth patterns. (#4471)

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Also fixed searching patterns that could match an empty string.
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Serhiy Storchaka 2017-12-04 14:29:05 +02:00 • committed by GitHub
parent e69fbb6a56
commit 70d56fb525
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9 changed files with 128 additions and 117 deletions
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4
Modules/sre.h
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@ -67,6 +67,7 @@ typedef struct {
void* end; /* end of original string */
/* attributes for the match object */
PyObject* string;
Py_buffer buffer;
Py_ssize_t pos, endpos;
int isbytes;
int charsize; /* character size */
@ -74,11 +75,12 @@ typedef struct {
Py_ssize_t lastindex;
Py_ssize_t lastmark;
void** mark;
int match_all;
int must_advance;
/* dynamically allocated stuff */
char* data_stack;
size_t data_stack_size;
size_t data_stack_base;
Py_buffer buffer;
/* current repeat context */
SRE_REPEAT *repeat;
} SRE_STATE;