spaCy/spacy/syntax/_state.pxd
2015-06-03 00:10:04 +02:00

115 lines
2.7 KiB
Cython

from libc.stdint cimport uint32_t
from cymem.cymem cimport Pool
from ..structs cimport TokenC, Entity, Constituent
cdef struct State:
TokenC* sent
int* stack
Entity* ent
int i
int sent_len
int stack_len
int ents_len
cdef int add_dep(State *s, const int head, const int child, const int label) except -1
cdef int pop_stack(State *s) except -1
cdef int push_stack(State *s) except -1
cdef bint has_head(const TokenC* t) nogil
cdef inline int get_idx(const State* s, const TokenC* t) nogil:
return t - s.sent
cdef inline TokenC* get_n0(const State* s) nogil:
return &s.sent[s.i]
cdef inline TokenC* get_n1(const State* s) nogil:
if (s.i+1) >= s.sent_len:
return NULL
else:
return &s.sent[s.i+1]
cdef inline TokenC* get_p1(const State* s) nogil:
if s.i < 1:
return NULL
else:
return &s.sent[s.i-1]
cdef inline TokenC* get_p2(const State* s) nogil:
if s.i < 2:
return NULL
else:
return &s.sent[s.i-2]
cdef inline TokenC* get_e0(const State* s) nogil:
if s.ent.end != 0:
return NULL
else:
return &s.sent[s.ent.start]
cdef inline TokenC* get_e1(const State* s) nogil:
if s.ent.end != 0 or s.ent.start >= (s.i + 1):
return NULL
else:
return &s.sent[s.ent.start + 1]
cdef inline TokenC* get_n2(const State* s) nogil:
if (s.i + 2) >= s.sent_len:
return NULL
else:
return &s.sent[s.i+2]
cdef inline TokenC* get_s0(const State *s) nogil:
return &s.sent[s.stack[0]]
cdef inline TokenC* get_s1(const State *s) nogil:
# Rely on our padding to ensure we don't go out of bounds here
return &s.sent[s.stack[-1]]
cdef inline TokenC* get_s2(const State *s) nogil:
# Rely on our padding to ensure we don't go out of bounds here
return &s.sent[s.stack[-2]]
cdef const TokenC* get_right(const State* s, const TokenC* head, const int idx) nogil
cdef const TokenC* get_left(const State* s, const TokenC* head, const int idx) nogil
cdef inline bint at_eol(const State *s) nogil:
return s.i >= s.sent_len
cdef inline bint is_final(const State *s) nogil:
return at_eol(s) and s.stack_len < 2
cdef int children_in_buffer(const State *s, const int head, const int* gold) except -1
cdef int head_in_buffer(const State *s, const int child, const int* gold) except -1
cdef int children_in_stack(const State *s, const int head, const int* gold) except -1
cdef int head_in_stack(const State *s, const int child, const int* gold) except -1
cdef State* new_state(Pool mem, const TokenC* sent, const int sent_length) except NULL
cdef int copy_state(State* dest, const State* src) except -1
cdef int count_left_kids(const TokenC* head) nogil
cdef int count_right_kids(const TokenC* head) nogil