treesitter: update vendored tree-sitter runtime
tree-sitter/tree-sitter commit 6cb8d24de2d99c4c50c9a0fd1e719ca5b3abc87f Included files are: lib/include/tree-sitter/*.h lib/src/*.[ch] lib/src/unicode/* LICENSE
This commit is contained in:
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96059d72e5
commit
3ce9b05653
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@ -174,8 +174,19 @@ const TSLanguage *ts_parser_language(const TSParser *self);
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* The second and third parameters specify the location and length of an array
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* The second and third parameters specify the location and length of an array
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* of ranges. The parser does *not* take ownership of these ranges; it copies
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* of ranges. The parser does *not* take ownership of these ranges; it copies
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* the data, so it doesn't matter how these ranges are allocated.
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* the data, so it doesn't matter how these ranges are allocated.
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*
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* If `length` is zero, then the entire document will be parsed. Otherwise,
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* the given ranges must be ordered from earliest to latest in the document,
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* and they must not overlap. That is, the following must hold for all
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* `i` < `length - 1`:
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*
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* ranges[i].end_byte <= ranges[i + 1].start_byte
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*
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* If this requirement is not satisfied, the operation will fail, the ranges
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* will not be assigned, and this function will return `false`. On success,
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* this function returns `true`
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*/
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*/
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void ts_parser_set_included_ranges(
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bool ts_parser_set_included_ranges(
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TSParser *self,
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TSParser *self,
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const TSRange *ranges,
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const TSRange *ranges,
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uint32_t length
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uint32_t length
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@ -325,14 +336,6 @@ TSLogger ts_parser_logger(const TSParser *self);
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*/
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*/
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void ts_parser_print_dot_graphs(TSParser *self, int file);
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void ts_parser_print_dot_graphs(TSParser *self, int file);
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/**
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* Set whether or not the parser should halt immediately upon detecting an
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* error. This will generally result in a syntax tree with an error at the
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* root, and one or more partial syntax trees within the error. This behavior
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* may not be supported long-term.
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*/
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void ts_parser_halt_on_error(TSParser *self, bool halt);
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/******************/
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/******************/
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/* Section - Tree */
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/* Section - Tree */
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/******************/
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/******************/
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@ -732,12 +735,22 @@ const char *ts_query_string_value_for_id(
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);
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);
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/**
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/**
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* Disable a certain capture within a query. This prevents the capture
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* Disable a certain capture within a query.
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* from being returned in matches, and also avoids any resource usage
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*
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* associated with recording the capture.
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* This prevents the capture from being returned in matches, and also avoids
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* any resource usage associated with recording the capture. Currently, there
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* is no way to undo this.
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*/
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*/
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void ts_query_disable_capture(TSQuery *, const char *, uint32_t);
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void ts_query_disable_capture(TSQuery *, const char *, uint32_t);
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/**
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* Disable a certain pattern within a query.
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*
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* This prevents the pattern from matching and removes most of the overhead
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* associated with the pattern. Currently, there is no way to undo this.
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*/
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void ts_query_disable_pattern(TSQuery *, uint32_t);
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/**
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/**
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* Create a new cursor for executing a given query.
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* Create a new cursor for executing a given query.
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*
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*
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@ -126,12 +126,28 @@ static inline void array__splice(VoidArray *self, size_t element_size,
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array__reserve(self, element_size, new_size);
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array__reserve(self, element_size, new_size);
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char *contents = (char *)self->contents;
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char *contents = (char *)self->contents;
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if (self->size > old_end)
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if (self->size > old_end) {
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memmove(contents + new_end * element_size, contents + old_end * element_size,
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memmove(
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(self->size - old_end) * element_size);
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contents + new_end * element_size,
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if (new_count > 0)
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contents + old_end * element_size,
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memcpy((contents + index * element_size), elements,
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(self->size - old_end) * element_size
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new_count * element_size);
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);
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}
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if (new_count > 0) {
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if (elements) {
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memcpy(
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(contents + index * element_size),
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elements,
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new_count * element_size
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);
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} else {
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memset(
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(contents + index * element_size),
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0,
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new_count * element_size
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);
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}
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}
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self->size += new_count - old_count;
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self->size += new_count - old_count;
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}
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}
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@ -12,11 +12,11 @@ static inline size_t atomic_load(const volatile size_t *p) {
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}
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}
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static inline uint32_t atomic_inc(volatile uint32_t *p) {
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static inline uint32_t atomic_inc(volatile uint32_t *p) {
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return InterlockedIncrement(p);
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return InterlockedIncrement((long volatile *)p);
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}
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}
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static inline uint32_t atomic_dec(volatile uint32_t *p) {
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static inline uint32_t atomic_dec(volatile uint32_t *p) {
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return InterlockedDecrement(p);
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return InterlockedDecrement((long volatile *)p);
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}
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}
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#else
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#else
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@ -7,7 +7,7 @@ static inline uint32_t bitmask_for_index(uint16_t id) {
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return (1u << (31 - id));
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return (1u << (31 - id));
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}
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}
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#ifdef _WIN32
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#if defined _WIN32 && !defined __GNUC__
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#include <intrin.h>
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#include <intrin.h>
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@ -29,10 +29,12 @@ static inline bool ts_language_is_symbol_external(const TSLanguage *self, TSSymb
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return 0 < symbol && symbol < self->external_token_count + 1;
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return 0 < symbol && symbol < self->external_token_count + 1;
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}
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}
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static inline const TSParseAction *ts_language_actions(const TSLanguage *self,
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static inline const TSParseAction *ts_language_actions(
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TSStateId state,
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const TSLanguage *self,
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TSSymbol symbol,
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TSStateId state,
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uint32_t *count) {
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TSSymbol symbol,
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uint32_t *count
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) {
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TableEntry entry;
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TableEntry entry;
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ts_language_table_entry(self, state, symbol, &entry);
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ts_language_table_entry(self, state, symbol, &entry);
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*count = entry.action_count;
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*count = entry.action_count;
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@ -90,8 +92,8 @@ static inline TSStateId ts_language_next_state(const TSLanguage *self,
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const TSParseAction *actions = ts_language_actions(self, state, symbol, &count);
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const TSParseAction *actions = ts_language_actions(self, state, symbol, &count);
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if (count > 0) {
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if (count > 0) {
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TSParseAction action = actions[count - 1];
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TSParseAction action = actions[count - 1];
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if (action.type == TSParseActionTypeShift || action.type == TSParseActionTypeRecover) {
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if (action.type == TSParseActionTypeShift) {
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return action.params.state;
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return action.params.extra ? state : action.params.state;
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}
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}
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}
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}
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return 0;
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return 0;
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@ -355,7 +355,7 @@ void ts_lexer_mark_end(Lexer *self) {
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ts_lexer__mark_end(&self->data);
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ts_lexer__mark_end(&self->data);
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}
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}
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void ts_lexer_set_included_ranges(
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bool ts_lexer_set_included_ranges(
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Lexer *self,
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Lexer *self,
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const TSRange *ranges,
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const TSRange *ranges,
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uint32_t count
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uint32_t count
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@ -363,6 +363,16 @@ void ts_lexer_set_included_ranges(
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if (count == 0 || !ranges) {
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if (count == 0 || !ranges) {
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ranges = &DEFAULT_RANGE;
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ranges = &DEFAULT_RANGE;
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count = 1;
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count = 1;
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} else {
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uint32_t previous_byte = 0;
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for (unsigned i = 0; i < count; i++) {
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const TSRange *range = &ranges[i];
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if (
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range->start_byte < previous_byte ||
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range->end_byte < range->start_byte
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) return false;
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previous_byte = range->end_byte;
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}
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}
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}
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size_t size = count * sizeof(TSRange);
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size_t size = count * sizeof(TSRange);
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@ -370,6 +380,7 @@ void ts_lexer_set_included_ranges(
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memcpy(self->included_ranges, ranges, size);
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memcpy(self->included_ranges, ranges, size);
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self->included_range_count = count;
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self->included_range_count = count;
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ts_lexer_goto(self, self->current_position);
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ts_lexer_goto(self, self->current_position);
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return true;
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}
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}
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TSRange *ts_lexer_included_ranges(const Lexer *self, uint32_t *count) {
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TSRange *ts_lexer_included_ranges(const Lexer *self, uint32_t *count) {
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@ -38,7 +38,7 @@ void ts_lexer_start(Lexer *);
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void ts_lexer_finish(Lexer *, uint32_t *);
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void ts_lexer_finish(Lexer *, uint32_t *);
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void ts_lexer_advance_to_end(Lexer *);
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void ts_lexer_advance_to_end(Lexer *);
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void ts_lexer_mark_end(Lexer *);
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void ts_lexer_mark_end(Lexer *);
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void ts_lexer_set_included_ranges(Lexer *self, const TSRange *ranges, uint32_t count);
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bool ts_lexer_set_included_ranges(Lexer *self, const TSRange *ranges, uint32_t count);
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TSRange *ts_lexer_included_ranges(const Lexer *self, uint32_t *count);
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TSRange *ts_lexer_included_ranges(const Lexer *self, uint32_t *count);
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#ifdef __cplusplus
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#ifdef __cplusplus
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@ -71,7 +71,6 @@ struct TSParser {
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unsigned accept_count;
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unsigned accept_count;
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unsigned operation_count;
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unsigned operation_count;
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const volatile size_t *cancellation_flag;
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const volatile size_t *cancellation_flag;
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bool halt_on_error;
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Subtree old_tree;
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Subtree old_tree;
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TSRangeArray included_range_differences;
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TSRangeArray included_range_differences;
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unsigned included_range_difference_index;
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unsigned included_range_difference_index;
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@ -1014,7 +1013,9 @@ static void ts_parser__handle_error(
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TSStateId state_after_missing_symbol = ts_language_next_state(
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TSStateId state_after_missing_symbol = ts_language_next_state(
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self->language, state, missing_symbol
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self->language, state, missing_symbol
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);
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);
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if (state_after_missing_symbol == 0) continue;
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if (state_after_missing_symbol == 0 || state_after_missing_symbol == state) {
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continue;
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}
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if (ts_language_has_reduce_action(
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if (ts_language_has_reduce_action(
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self->language,
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self->language,
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@ -1067,46 +1068,6 @@ static void ts_parser__handle_error(
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LOG_STACK();
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LOG_STACK();
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}
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}
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static void ts_parser__halt_parse(TSParser *self) {
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LOG("halting_parse");
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LOG_STACK();
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ts_lexer_advance_to_end(&self->lexer);
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Length remaining_length = length_sub(
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self->lexer.current_position,
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ts_stack_position(self->stack, 0)
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);
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Subtree filler_node = ts_subtree_new_error(
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&self->tree_pool,
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0,
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length_zero(),
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remaining_length,
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remaining_length.bytes,
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0,
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self->language
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);
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ts_subtree_to_mut_unsafe(filler_node).ptr->visible = false;
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ts_stack_push(self->stack, 0, filler_node, false, 0);
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SubtreeArray children = array_new();
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Subtree root_error = ts_subtree_new_error_node(&self->tree_pool, &children, false, self->language);
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ts_stack_push(self->stack, 0, root_error, false, 0);
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Subtree eof = ts_subtree_new_leaf(
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&self->tree_pool,
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ts_builtin_sym_end,
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length_zero(),
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length_zero(),
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0,
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0,
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false,
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false,
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self->language
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);
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ts_parser__accept(self, 0, eof);
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}
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static bool ts_parser__recover_to_state(
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static bool ts_parser__recover_to_state(
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TSParser *self,
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TSParser *self,
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StackVersion version,
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StackVersion version,
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@ -1661,7 +1622,6 @@ TSParser *ts_parser_new(void) {
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self->finished_tree = NULL_SUBTREE;
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self->finished_tree = NULL_SUBTREE;
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self->reusable_node = reusable_node_new();
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self->reusable_node = reusable_node_new();
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self->dot_graph_file = NULL;
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self->dot_graph_file = NULL;
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self->halt_on_error = false;
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self->cancellation_flag = NULL;
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self->cancellation_flag = NULL;
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self->timeout_duration = 0;
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self->timeout_duration = 0;
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self->end_clock = clock_null();
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self->end_clock = clock_null();
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@ -1741,10 +1701,6 @@ void ts_parser_print_dot_graphs(TSParser *self, int fd) {
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}
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}
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}
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}
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void ts_parser_halt_on_error(TSParser *self, bool should_halt_on_error) {
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self->halt_on_error = should_halt_on_error;
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}
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const size_t *ts_parser_cancellation_flag(const TSParser *self) {
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const size_t *ts_parser_cancellation_flag(const TSParser *self) {
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return (const size_t *)self->cancellation_flag;
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return (const size_t *)self->cancellation_flag;
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}
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}
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@ -1761,8 +1717,12 @@ void ts_parser_set_timeout_micros(TSParser *self, uint64_t timeout_micros) {
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self->timeout_duration = duration_from_micros(timeout_micros);
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self->timeout_duration = duration_from_micros(timeout_micros);
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}
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}
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void ts_parser_set_included_ranges(TSParser *self, const TSRange *ranges, uint32_t count) {
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bool ts_parser_set_included_ranges(
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ts_lexer_set_included_ranges(&self->lexer, ranges, count);
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TSParser *self,
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const TSRange *ranges,
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uint32_t count
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) {
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return ts_lexer_set_included_ranges(&self->lexer, ranges, count);
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}
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}
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const TSRange *ts_parser_included_ranges(const TSParser *self, uint32_t *count) {
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const TSRange *ts_parser_included_ranges(const TSParser *self, uint32_t *count) {
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@ -1858,9 +1818,6 @@ TSTree *ts_parser_parse(
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unsigned min_error_cost = ts_parser__condense_stack(self);
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unsigned min_error_cost = ts_parser__condense_stack(self);
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if (self->finished_tree.ptr && ts_subtree_error_cost(self->finished_tree) < min_error_cost) {
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if (self->finished_tree.ptr && ts_subtree_error_cost(self->finished_tree) < min_error_cost) {
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break;
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break;
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} else if (self->halt_on_error && min_error_cost > 0) {
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ts_parser__halt_parse(self);
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break;
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}
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}
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while (self->included_range_difference_index < self->included_range_differences.size) {
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while (self->included_range_difference_index < self->included_range_differences.size) {
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@ -19,6 +19,8 @@ typedef struct {
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uint8_t next_size;
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uint8_t next_size;
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} Stream;
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} Stream;
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#define MAX_STEP_CAPTURE_COUNT 4
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/*
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/*
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* QueryStep - A step in the process of matching a query. Each node within
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* QueryStep - A step in the process of matching a query. Each node within
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* a query S-expression maps to one of these steps. An entire pattern is
|
* a query S-expression maps to one of these steps. An entire pattern is
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|
@ -37,9 +39,11 @@ typedef struct {
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typedef struct {
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typedef struct {
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TSSymbol symbol;
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TSSymbol symbol;
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TSFieldId field;
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TSFieldId field;
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uint16_t capture_id;
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uint16_t capture_ids[MAX_STEP_CAPTURE_COUNT];
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uint16_t depth: 15;
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uint16_t depth: 13;
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bool contains_captures: 1;
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bool contains_captures: 1;
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bool is_immediate: 1;
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bool is_last: 1;
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} QueryStep;
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} QueryStep;
|
||||||
|
|
||||||
/*
|
/*
|
||||||
|
@ -62,10 +66,12 @@ typedef struct {
|
||||||
} SymbolTable;
|
} SymbolTable;
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* PatternEntry - The set of steps needed to match a particular pattern,
|
* PatternEntry - Information about the starting point for matching a
|
||||||
* represented as a slice of a shared array. These entries are stored in a
|
* particular pattern, consisting of the index of the pattern within the query,
|
||||||
* 'pattern map' - a sorted array that makes it possible to efficiently lookup
|
* and the index of the patter's first step in the shared `steps` array. These
|
||||||
* patterns based on the symbol for their first step.
|
* entries are stored in a 'pattern map' - a sorted array that makes it
|
||||||
|
* possible to efficiently lookup patterns based on the symbol for their first
|
||||||
|
* step.
|
||||||
*/
|
*/
|
||||||
typedef struct {
|
typedef struct {
|
||||||
uint16_t step_index;
|
uint16_t step_index;
|
||||||
|
@ -140,6 +146,7 @@ static const TSQueryError PARENT_DONE = -1;
|
||||||
static const uint8_t PATTERN_DONE_MARKER = UINT8_MAX;
|
static const uint8_t PATTERN_DONE_MARKER = UINT8_MAX;
|
||||||
static const uint16_t NONE = UINT16_MAX;
|
static const uint16_t NONE = UINT16_MAX;
|
||||||
static const TSSymbol WILDCARD_SYMBOL = 0;
|
static const TSSymbol WILDCARD_SYMBOL = 0;
|
||||||
|
static const TSSymbol NAMED_WILDCARD_SYMBOL = UINT16_MAX - 1;
|
||||||
static const uint16_t MAX_STATE_COUNT = 32;
|
static const uint16_t MAX_STATE_COUNT = 32;
|
||||||
|
|
||||||
// #define LOG(...) fprintf(stderr, __VA_ARGS__)
|
// #define LOG(...) fprintf(stderr, __VA_ARGS__)
|
||||||
|
@ -324,6 +331,49 @@ static uint16_t symbol_table_insert_name(
|
||||||
return self->slices.size - 1;
|
return self->slices.size - 1;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/************
|
||||||
|
* QueryStep
|
||||||
|
************/
|
||||||
|
|
||||||
|
static QueryStep query_step__new(
|
||||||
|
TSSymbol symbol,
|
||||||
|
uint16_t depth,
|
||||||
|
bool is_immediate
|
||||||
|
) {
|
||||||
|
return (QueryStep) {
|
||||||
|
.symbol = symbol,
|
||||||
|
.depth = depth,
|
||||||
|
.field = 0,
|
||||||
|
.capture_ids = {NONE, NONE, NONE, NONE},
|
||||||
|
.contains_captures = false,
|
||||||
|
.is_immediate = is_immediate,
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
static void query_step__add_capture(QueryStep *self, uint16_t capture_id) {
|
||||||
|
for (unsigned i = 0; i < MAX_STEP_CAPTURE_COUNT; i++) {
|
||||||
|
if (self->capture_ids[i] == NONE) {
|
||||||
|
self->capture_ids[i] = capture_id;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void query_step__remove_capture(QueryStep *self, uint16_t capture_id) {
|
||||||
|
for (unsigned i = 0; i < MAX_STEP_CAPTURE_COUNT; i++) {
|
||||||
|
if (self->capture_ids[i] == capture_id) {
|
||||||
|
self->capture_ids[i] = NONE;
|
||||||
|
while (i + 1 < MAX_STEP_CAPTURE_COUNT) {
|
||||||
|
if (self->capture_ids[i + 1] == NONE) break;
|
||||||
|
self->capture_ids[i] = self->capture_ids[i + 1];
|
||||||
|
self->capture_ids[i + 1] = NONE;
|
||||||
|
i++;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
/*********
|
/*********
|
||||||
* Query
|
* Query
|
||||||
*********/
|
*********/
|
||||||
|
@ -333,7 +383,7 @@ static uint16_t symbol_table_insert_name(
|
||||||
// to quickly find the starting steps of all of the patterns whose root matches
|
// to quickly find the starting steps of all of the patterns whose root matches
|
||||||
// that node. Each entry has two fields: a `pattern_index`, which identifies one
|
// that node. Each entry has two fields: a `pattern_index`, which identifies one
|
||||||
// of the patterns in the query, and a `step_index`, which indicates the start
|
// of the patterns in the query, and a `step_index`, which indicates the start
|
||||||
// offset of that pattern's steps pattern within the `steps` array.
|
// offset of that pattern's steps within the `steps` array.
|
||||||
//
|
//
|
||||||
// The entries are sorted by the patterns' root symbols, and lookups use a
|
// The entries are sorted by the patterns' root symbols, and lookups use a
|
||||||
// binary search. This ensures that the cost of this initial lookup step
|
// binary search. This ensures that the cost of this initial lookup step
|
||||||
|
@ -399,14 +449,14 @@ static void ts_query__finalize_steps(TSQuery *self) {
|
||||||
for (unsigned i = 0; i < self->steps.size; i++) {
|
for (unsigned i = 0; i < self->steps.size; i++) {
|
||||||
QueryStep *step = &self->steps.contents[i];
|
QueryStep *step = &self->steps.contents[i];
|
||||||
uint32_t depth = step->depth;
|
uint32_t depth = step->depth;
|
||||||
if (step->capture_id != NONE) {
|
if (step->capture_ids[0] != NONE) {
|
||||||
step->contains_captures = true;
|
step->contains_captures = true;
|
||||||
} else {
|
} else {
|
||||||
step->contains_captures = false;
|
step->contains_captures = false;
|
||||||
for (unsigned j = i + 1; j < self->steps.size; j++) {
|
for (unsigned j = i + 1; j < self->steps.size; j++) {
|
||||||
QueryStep *s = &self->steps.contents[j];
|
QueryStep *s = &self->steps.contents[j];
|
||||||
if (s->depth == PATTERN_DONE_MARKER || s->depth <= depth) break;
|
if (s->depth == PATTERN_DONE_MARKER || s->depth <= depth) break;
|
||||||
if (s->capture_id != NONE) step->contains_captures = true;
|
if (s->capture_ids[0] != NONE) step->contains_captures = true;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
@ -533,7 +583,8 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
TSQuery *self,
|
TSQuery *self,
|
||||||
Stream *stream,
|
Stream *stream,
|
||||||
uint32_t depth,
|
uint32_t depth,
|
||||||
uint32_t *capture_count
|
uint32_t *capture_count,
|
||||||
|
bool is_immediate
|
||||||
) {
|
) {
|
||||||
uint16_t starting_step_index = self->steps.size;
|
uint16_t starting_step_index = self->steps.size;
|
||||||
|
|
||||||
|
@ -552,7 +603,7 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
// Parse a nested list, which represents a pattern followed by
|
// Parse a nested list, which represents a pattern followed by
|
||||||
// zero-or-more predicates.
|
// zero-or-more predicates.
|
||||||
if (stream->next == '(' && depth == 0) {
|
if (stream->next == '(' && depth == 0) {
|
||||||
TSQueryError e = ts_query__parse_pattern(self, stream, 0, capture_count);
|
TSQueryError e = ts_query__parse_pattern(self, stream, 0, capture_count, is_immediate);
|
||||||
if (e) return e;
|
if (e) return e;
|
||||||
|
|
||||||
// Parse the predicates.
|
// Parse the predicates.
|
||||||
|
@ -573,7 +624,7 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
|
|
||||||
// Parse the wildcard symbol
|
// Parse the wildcard symbol
|
||||||
if (stream->next == '*') {
|
if (stream->next == '*') {
|
||||||
symbol = WILDCARD_SYMBOL;
|
symbol = NAMED_WILDCARD_SYMBOL;
|
||||||
stream_advance(stream);
|
stream_advance(stream);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -597,24 +648,37 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
}
|
}
|
||||||
|
|
||||||
// Add a step for the node.
|
// Add a step for the node.
|
||||||
array_push(&self->steps, ((QueryStep) {
|
array_push(&self->steps, query_step__new(symbol, depth, is_immediate));
|
||||||
.depth = depth,
|
|
||||||
.symbol = symbol,
|
|
||||||
.field = 0,
|
|
||||||
.capture_id = NONE,
|
|
||||||
.contains_captures = false,
|
|
||||||
}));
|
|
||||||
|
|
||||||
// Parse the child patterns
|
// Parse the child patterns
|
||||||
stream_skip_whitespace(stream);
|
stream_skip_whitespace(stream);
|
||||||
|
bool child_is_immediate = false;
|
||||||
|
uint16_t child_start_step_index = self->steps.size;
|
||||||
for (;;) {
|
for (;;) {
|
||||||
TSQueryError e = ts_query__parse_pattern(self, stream, depth + 1, capture_count);
|
if (stream->next == '.') {
|
||||||
|
child_is_immediate = true;
|
||||||
|
stream_advance(stream);
|
||||||
|
stream_skip_whitespace(stream);
|
||||||
|
}
|
||||||
|
|
||||||
|
TSQueryError e = ts_query__parse_pattern(
|
||||||
|
self,
|
||||||
|
stream,
|
||||||
|
depth + 1,
|
||||||
|
capture_count,
|
||||||
|
child_is_immediate
|
||||||
|
);
|
||||||
if (e == PARENT_DONE) {
|
if (e == PARENT_DONE) {
|
||||||
|
if (child_is_immediate) {
|
||||||
|
self->steps.contents[child_start_step_index].is_last = true;
|
||||||
|
}
|
||||||
stream_advance(stream);
|
stream_advance(stream);
|
||||||
break;
|
break;
|
||||||
} else if (e) {
|
} else if (e) {
|
||||||
return e;
|
return e;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
child_is_immediate = false;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -643,13 +707,7 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
stream_reset(stream, string_content);
|
stream_reset(stream, string_content);
|
||||||
return TSQueryErrorNodeType;
|
return TSQueryErrorNodeType;
|
||||||
}
|
}
|
||||||
array_push(&self->steps, ((QueryStep) {
|
array_push(&self->steps, query_step__new(symbol, depth, is_immediate));
|
||||||
.depth = depth,
|
|
||||||
.symbol = symbol,
|
|
||||||
.field = 0,
|
|
||||||
.capture_id = NONE,
|
|
||||||
.contains_captures = false,
|
|
||||||
}));
|
|
||||||
|
|
||||||
if (stream->next != '"') return TSQueryErrorSyntax;
|
if (stream->next != '"') return TSQueryErrorSyntax;
|
||||||
stream_advance(stream);
|
stream_advance(stream);
|
||||||
|
@ -672,7 +730,13 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
|
|
||||||
// Parse the pattern
|
// Parse the pattern
|
||||||
uint32_t step_index = self->steps.size;
|
uint32_t step_index = self->steps.size;
|
||||||
TSQueryError e = ts_query__parse_pattern(self, stream, depth, capture_count);
|
TSQueryError e = ts_query__parse_pattern(
|
||||||
|
self,
|
||||||
|
stream,
|
||||||
|
depth,
|
||||||
|
capture_count,
|
||||||
|
is_immediate
|
||||||
|
);
|
||||||
if (e == PARENT_DONE) return TSQueryErrorSyntax;
|
if (e == PARENT_DONE) return TSQueryErrorSyntax;
|
||||||
if (e) return e;
|
if (e) return e;
|
||||||
|
|
||||||
|
@ -695,12 +759,7 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
stream_skip_whitespace(stream);
|
stream_skip_whitespace(stream);
|
||||||
|
|
||||||
// Add a step that matches any kind of node
|
// Add a step that matches any kind of node
|
||||||
array_push(&self->steps, ((QueryStep) {
|
array_push(&self->steps, query_step__new(WILDCARD_SYMBOL, depth, is_immediate));
|
||||||
.depth = depth,
|
|
||||||
.symbol = WILDCARD_SYMBOL,
|
|
||||||
.field = 0,
|
|
||||||
.contains_captures = false,
|
|
||||||
}));
|
|
||||||
}
|
}
|
||||||
|
|
||||||
else {
|
else {
|
||||||
|
@ -710,7 +769,7 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
stream_skip_whitespace(stream);
|
stream_skip_whitespace(stream);
|
||||||
|
|
||||||
// Parse an '@'-prefixed capture pattern
|
// Parse an '@'-prefixed capture pattern
|
||||||
if (stream->next == '@') {
|
while (stream->next == '@') {
|
||||||
stream_advance(stream);
|
stream_advance(stream);
|
||||||
|
|
||||||
// Parse the capture name
|
// Parse the capture name
|
||||||
|
@ -725,7 +784,8 @@ static TSQueryError ts_query__parse_pattern(
|
||||||
capture_name,
|
capture_name,
|
||||||
length
|
length
|
||||||
);
|
);
|
||||||
self->steps.contents[starting_step_index].capture_id = capture_id;
|
QueryStep *step = &self->steps.contents[starting_step_index];
|
||||||
|
query_step__add_capture(step, capture_id);
|
||||||
(*capture_count)++;
|
(*capture_count)++;
|
||||||
|
|
||||||
stream_skip_whitespace(stream);
|
stream_skip_whitespace(stream);
|
||||||
|
@ -794,8 +854,8 @@ TSQuery *ts_query_new(
|
||||||
.offset = self->predicate_steps.size,
|
.offset = self->predicate_steps.size,
|
||||||
.length = 0,
|
.length = 0,
|
||||||
}));
|
}));
|
||||||
*error_type = ts_query__parse_pattern(self, &stream, 0, &capture_count);
|
*error_type = ts_query__parse_pattern(self, &stream, 0, &capture_count, false);
|
||||||
array_push(&self->steps, ((QueryStep) { .depth = PATTERN_DONE_MARKER }));
|
array_push(&self->steps, query_step__new(0, PATTERN_DONE_MARKER, false));
|
||||||
|
|
||||||
// If any pattern could not be parsed, then report the error information
|
// If any pattern could not be parsed, then report the error information
|
||||||
// and terminate.
|
// and terminate.
|
||||||
|
@ -891,16 +951,31 @@ void ts_query_disable_capture(
|
||||||
const char *name,
|
const char *name,
|
||||||
uint32_t length
|
uint32_t length
|
||||||
) {
|
) {
|
||||||
|
// Remove capture information for any pattern step that previously
|
||||||
|
// captured with the given name.
|
||||||
int id = symbol_table_id_for_name(&self->captures, name, length);
|
int id = symbol_table_id_for_name(&self->captures, name, length);
|
||||||
if (id != -1) {
|
if (id != -1) {
|
||||||
for (unsigned i = 0; i < self->steps.size; i++) {
|
for (unsigned i = 0; i < self->steps.size; i++) {
|
||||||
QueryStep *step = &self->steps.contents[i];
|
QueryStep *step = &self->steps.contents[i];
|
||||||
if (step->capture_id == id) {
|
query_step__remove_capture(step, id);
|
||||||
step->capture_id = NONE;
|
}
|
||||||
}
|
ts_query__finalize_steps(self);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void ts_query_disable_pattern(
|
||||||
|
TSQuery *self,
|
||||||
|
uint32_t pattern_index
|
||||||
|
) {
|
||||||
|
// Remove the given pattern from the pattern map. Its steps will still
|
||||||
|
// be in the `steps` array, but they will never be read.
|
||||||
|
for (unsigned i = 0; i < self->pattern_map.size; i++) {
|
||||||
|
PatternEntry *pattern = &self->pattern_map.contents[i];
|
||||||
|
if (pattern->pattern_index == pattern_index) {
|
||||||
|
array_erase(&self->pattern_map, i);
|
||||||
|
i--;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
ts_query__finalize_steps(self);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/***************
|
/***************
|
||||||
|
@ -1010,7 +1085,7 @@ static bool ts_query_cursor__first_in_progress_capture(
|
||||||
|
|
||||||
static bool ts_query__cursor_add_state(
|
static bool ts_query__cursor_add_state(
|
||||||
TSQueryCursor *self,
|
TSQueryCursor *self,
|
||||||
const PatternEntry *slice
|
const PatternEntry *pattern
|
||||||
) {
|
) {
|
||||||
uint32_t list_id = capture_list_pool_acquire(&self->capture_list_pool);
|
uint32_t list_id = capture_list_pool_acquire(&self->capture_list_pool);
|
||||||
|
|
||||||
|
@ -1037,11 +1112,11 @@ static bool ts_query__cursor_add_state(
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
LOG(" start state. pattern:%u\n", slice->pattern_index);
|
LOG(" start state. pattern:%u\n", pattern->pattern_index);
|
||||||
array_push(&self->states, ((QueryState) {
|
array_push(&self->states, ((QueryState) {
|
||||||
.capture_list_id = list_id,
|
.capture_list_id = list_id,
|
||||||
.step_index = slice->step_index,
|
.step_index = pattern->step_index,
|
||||||
.pattern_index = slice->pattern_index,
|
.pattern_index = pattern->pattern_index,
|
||||||
.start_depth = self->depth,
|
.start_depth = self->depth,
|
||||||
.capture_count = 0,
|
.capture_count = 0,
|
||||||
.consumed_capture_count = 0,
|
.consumed_capture_count = 0,
|
||||||
|
@ -1113,15 +1188,16 @@ static inline bool ts_query_cursor__advance(TSQueryCursor *self) {
|
||||||
return self->finished_states.size > 0;
|
return self->finished_states.size > 0;
|
||||||
}
|
}
|
||||||
} else {
|
} else {
|
||||||
bool can_have_later_siblings;
|
bool has_later_siblings;
|
||||||
bool can_have_later_siblings_with_this_field;
|
bool can_have_later_siblings_with_this_field;
|
||||||
TSFieldId field_id = ts_tree_cursor_current_status(
|
TSFieldId field_id = ts_tree_cursor_current_status(
|
||||||
&self->cursor,
|
&self->cursor,
|
||||||
&can_have_later_siblings,
|
&has_later_siblings,
|
||||||
&can_have_later_siblings_with_this_field
|
&can_have_later_siblings_with_this_field
|
||||||
);
|
);
|
||||||
TSNode node = ts_tree_cursor_current_node(&self->cursor);
|
TSNode node = ts_tree_cursor_current_node(&self->cursor);
|
||||||
TSSymbol symbol = ts_node_symbol(node);
|
TSSymbol symbol = ts_node_symbol(node);
|
||||||
|
bool is_named = ts_node_is_named(node);
|
||||||
if (symbol != ts_builtin_sym_error && self->query->symbol_map) {
|
if (symbol != ts_builtin_sym_error && self->query->symbol_map) {
|
||||||
symbol = self->query->symbol_map[symbol];
|
symbol = self->query->symbol_map[symbol];
|
||||||
}
|
}
|
||||||
|
@ -1145,43 +1221,46 @@ static inline bool ts_query_cursor__advance(TSQueryCursor *self) {
|
||||||
) return false;
|
) return false;
|
||||||
|
|
||||||
LOG(
|
LOG(
|
||||||
"enter node. type:%s, field:%s, row:%u state_count:%u, finished_state_count:%u, can_have_later_siblings:%d, can_have_later_siblings_with_this_field:%d\n",
|
"enter node. "
|
||||||
|
"type:%s, field:%s, row:%u state_count:%u, "
|
||||||
|
"finished_state_count:%u, has_later_siblings:%d, "
|
||||||
|
"can_have_later_siblings_with_this_field:%d\n",
|
||||||
ts_node_type(node),
|
ts_node_type(node),
|
||||||
ts_language_field_name_for_id(self->query->language, field_id),
|
ts_language_field_name_for_id(self->query->language, field_id),
|
||||||
ts_node_start_point(node).row,
|
ts_node_start_point(node).row,
|
||||||
self->states.size,
|
self->states.size,
|
||||||
self->finished_states.size,
|
self->finished_states.size,
|
||||||
can_have_later_siblings,
|
has_later_siblings,
|
||||||
can_have_later_siblings_with_this_field
|
can_have_later_siblings_with_this_field
|
||||||
);
|
);
|
||||||
|
|
||||||
// Add new states for any patterns whose root node is a wildcard.
|
// Add new states for any patterns whose root node is a wildcard.
|
||||||
for (unsigned i = 0; i < self->query->wildcard_root_pattern_count; i++) {
|
for (unsigned i = 0; i < self->query->wildcard_root_pattern_count; i++) {
|
||||||
PatternEntry *slice = &self->query->pattern_map.contents[i];
|
PatternEntry *pattern = &self->query->pattern_map.contents[i];
|
||||||
QueryStep *step = &self->query->steps.contents[slice->step_index];
|
QueryStep *step = &self->query->steps.contents[pattern->step_index];
|
||||||
|
|
||||||
// If this node matches the first step of the pattern, then add a new
|
// If this node matches the first step of the pattern, then add a new
|
||||||
// state at the start of this pattern.
|
// state at the start of this pattern.
|
||||||
if (step->field && field_id != step->field) continue;
|
if (step->field && field_id != step->field) continue;
|
||||||
if (!ts_query__cursor_add_state(self, slice)) break;
|
if (!ts_query__cursor_add_state(self, pattern)) break;
|
||||||
}
|
}
|
||||||
|
|
||||||
// Add new states for any patterns whose root node matches this node.
|
// Add new states for any patterns whose root node matches this node.
|
||||||
unsigned i;
|
unsigned i;
|
||||||
if (ts_query__pattern_map_search(self->query, symbol, &i)) {
|
if (ts_query__pattern_map_search(self->query, symbol, &i)) {
|
||||||
PatternEntry *slice = &self->query->pattern_map.contents[i];
|
PatternEntry *pattern = &self->query->pattern_map.contents[i];
|
||||||
QueryStep *step = &self->query->steps.contents[slice->step_index];
|
QueryStep *step = &self->query->steps.contents[pattern->step_index];
|
||||||
do {
|
do {
|
||||||
// If this node matches the first step of the pattern, then add a new
|
// If this node matches the first step of the pattern, then add a new
|
||||||
// state at the start of this pattern.
|
// state at the start of this pattern.
|
||||||
if (step->field && field_id != step->field) continue;
|
if (step->field && field_id != step->field) continue;
|
||||||
if (!ts_query__cursor_add_state(self, slice)) break;
|
if (!ts_query__cursor_add_state(self, pattern)) break;
|
||||||
|
|
||||||
// Advance to the next pattern whose root node matches this node.
|
// Advance to the next pattern whose root node matches this node.
|
||||||
i++;
|
i++;
|
||||||
if (i == self->query->pattern_map.size) break;
|
if (i == self->query->pattern_map.size) break;
|
||||||
slice = &self->query->pattern_map.contents[i];
|
pattern = &self->query->pattern_map.contents[i];
|
||||||
step = &self->query->steps.contents[slice->step_index];
|
step = &self->query->steps.contents[pattern->step_index];
|
||||||
} while (step->symbol == symbol);
|
} while (step->symbol == symbol);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -1191,14 +1270,23 @@ static inline bool ts_query_cursor__advance(TSQueryCursor *self) {
|
||||||
QueryStep *step = &self->query->steps.contents[state->step_index];
|
QueryStep *step = &self->query->steps.contents[state->step_index];
|
||||||
|
|
||||||
// Check that the node matches all of the criteria for the next
|
// Check that the node matches all of the criteria for the next
|
||||||
// step of the pattern.if (
|
// step of the pattern.
|
||||||
if ((uint32_t)state->start_depth + (uint32_t)step->depth != self->depth) continue;
|
if ((uint32_t)state->start_depth + (uint32_t)step->depth != self->depth) continue;
|
||||||
|
|
||||||
// Determine if this node matches this step of the pattern, and also
|
// Determine if this node matches this step of the pattern, and also
|
||||||
// if this node can have later siblings that match this step of the
|
// if this node can have later siblings that match this step of the
|
||||||
// pattern.
|
// pattern.
|
||||||
bool node_does_match = !step->symbol || step->symbol == symbol;
|
bool node_does_match =
|
||||||
bool later_sibling_can_match = can_have_later_siblings;
|
step->symbol == symbol ||
|
||||||
|
step->symbol == WILDCARD_SYMBOL ||
|
||||||
|
(step->symbol == NAMED_WILDCARD_SYMBOL && is_named);
|
||||||
|
bool later_sibling_can_match = has_later_siblings;
|
||||||
|
if (step->is_immediate && is_named) {
|
||||||
|
later_sibling_can_match = false;
|
||||||
|
}
|
||||||
|
if (step->is_last && has_later_siblings) {
|
||||||
|
node_does_match = false;
|
||||||
|
}
|
||||||
if (step->field) {
|
if (step->field) {
|
||||||
if (step->field == field_id) {
|
if (step->field == field_id) {
|
||||||
if (!can_have_later_siblings_with_this_field) {
|
if (!can_have_later_siblings_with_this_field) {
|
||||||
|
@ -1261,11 +1349,13 @@ static inline bool ts_query_cursor__advance(TSQueryCursor *self) {
|
||||||
|
|
||||||
// If the current node is captured in this pattern, add it to the
|
// If the current node is captured in this pattern, add it to the
|
||||||
// capture list.
|
// capture list.
|
||||||
if (step->capture_id != NONE) {
|
for (unsigned j = 0; j < MAX_STEP_CAPTURE_COUNT; j++) {
|
||||||
|
uint16_t capture_id = step->capture_ids[j];
|
||||||
|
if (step->capture_ids[j] == NONE) break;
|
||||||
LOG(
|
LOG(
|
||||||
" capture node. pattern:%u, capture_id:%u\n",
|
" capture node. pattern:%u, capture_id:%u\n",
|
||||||
next_state->pattern_index,
|
next_state->pattern_index,
|
||||||
step->capture_id
|
capture_id
|
||||||
);
|
);
|
||||||
TSQueryCapture *capture_list = capture_list_pool_get(
|
TSQueryCapture *capture_list = capture_list_pool_get(
|
||||||
&self->capture_list_pool,
|
&self->capture_list_pool,
|
||||||
|
@ -1273,7 +1363,7 @@ static inline bool ts_query_cursor__advance(TSQueryCursor *self) {
|
||||||
);
|
);
|
||||||
capture_list[next_state->capture_count++] = (TSQueryCapture) {
|
capture_list[next_state->capture_count++] = (TSQueryCapture) {
|
||||||
node,
|
node,
|
||||||
step->capture_id
|
capture_id
|
||||||
};
|
};
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
@ -11,7 +11,7 @@
|
||||||
#define MAX_NODE_POOL_SIZE 50
|
#define MAX_NODE_POOL_SIZE 50
|
||||||
#define MAX_ITERATOR_COUNT 64
|
#define MAX_ITERATOR_COUNT 64
|
||||||
|
|
||||||
#ifdef _WIN32
|
#if defined _WIN32 && !defined __GNUC__
|
||||||
#define inline __forceinline
|
#define inline __forceinline
|
||||||
#else
|
#else
|
||||||
#define inline static inline __attribute__((always_inline))
|
#define inline static inline __attribute__((always_inline))
|
||||||
|
|
|
@ -322,12 +322,9 @@ void ts_subtree_balance(Subtree self, SubtreePool *pool, const TSLanguage *langu
|
||||||
if (tree.ptr->repeat_depth > 0) {
|
if (tree.ptr->repeat_depth > 0) {
|
||||||
Subtree child1 = tree.ptr->children[0];
|
Subtree child1 = tree.ptr->children[0];
|
||||||
Subtree child2 = tree.ptr->children[tree.ptr->child_count - 1];
|
Subtree child2 = tree.ptr->children[tree.ptr->child_count - 1];
|
||||||
if (
|
long repeat_delta = (long)ts_subtree_repeat_depth(child1) - (long)ts_subtree_repeat_depth(child2);
|
||||||
ts_subtree_child_count(child1) > 0 &&
|
if (repeat_delta > 0) {
|
||||||
ts_subtree_child_count(child2) > 0 &&
|
unsigned n = repeat_delta;
|
||||||
child1.ptr->repeat_depth > child2.ptr->repeat_depth
|
|
||||||
) {
|
|
||||||
unsigned n = child1.ptr->repeat_depth - child2.ptr->repeat_depth;
|
|
||||||
for (unsigned i = n / 2; i > 0; i /= 2) {
|
for (unsigned i = n / 2; i > 0; i /= 2) {
|
||||||
ts_subtree__compress(tree, i, language, &pool->tree_stack);
|
ts_subtree__compress(tree, i, language, &pool->tree_stack);
|
||||||
n -= i;
|
n -= i;
|
||||||
|
@ -344,10 +341,6 @@ void ts_subtree_balance(Subtree self, SubtreePool *pool, const TSLanguage *langu
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
static inline uint32_t ts_subtree_repeat_depth(Subtree self) {
|
|
||||||
return ts_subtree_child_count(self) ? self.ptr->repeat_depth : 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
void ts_subtree_set_children(
|
void ts_subtree_set_children(
|
||||||
MutableSubtree self, Subtree *children, uint32_t child_count, const TSLanguage *language
|
MutableSubtree self, Subtree *children, uint32_t child_count, const TSLanguage *language
|
||||||
) {
|
) {
|
||||||
|
|
|
@ -206,6 +206,10 @@ static inline uint32_t ts_subtree_child_count(Subtree self) {
|
||||||
return self.data.is_inline ? 0 : self.ptr->child_count;
|
return self.data.is_inline ? 0 : self.ptr->child_count;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static inline uint32_t ts_subtree_repeat_depth(Subtree self) {
|
||||||
|
return self.data.is_inline ? 0 : self.ptr->repeat_depth;
|
||||||
|
}
|
||||||
|
|
||||||
static inline uint32_t ts_subtree_node_count(Subtree self) {
|
static inline uint32_t ts_subtree_node_count(Subtree self) {
|
||||||
return (self.data.is_inline || self.ptr->child_count == 0) ? 1 : self.ptr->node_count;
|
return (self.data.is_inline || self.ptr->child_count == 0) ? 1 : self.ptr->node_count;
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue