Commit graph

59 commits

Author SHA1 Message Date
Max Brunsfeld
19baa5fd5e Clean up and document query analysis code 2020-06-25 17:56:43 -07:00
Max Brunsfeld
891de051e2 Fix population of subgraph nodes when analyzing queries 2020-06-25 15:06:27 -07:00
Max Brunsfeld
7f955419a8 Start work on recognizing impossible patterns 2020-06-25 15:06:27 -07:00
Max Brunsfeld
4c2f36a07b Mark steps as definite on query construction
* Add a ts_query_pattern_is_definite API, just for debugging this
* Store state_count on TSLanguage structs, to allow for scanning parse tables
2020-06-25 15:06:27 -07:00
Max Brunsfeld
deeeb67a3b
query: Fix handling of alternations under field names (#661) 2020-06-24 14:20:56 -07:00
Max Brunsfeld
47d607da8d
Add alternative syntax in queries (#630)
* Add alternative syntax in queries

* Add tests and tweak error handling for alternatives in queries
2020-06-01 13:23:07 -07:00
Max Brunsfeld
462c86903f
Improve tree queries' ability to handle large numbers of nested matches (#624)
* query: Acquire capture lists lazily, allow more concurrent states

* Fix some static analysis warnings
2020-05-18 13:40:24 -07:00
Max Brunsfeld
85c998d572 Change the wildcard syntax in tree queries
1. Use '_' instead of '*'.
2. Add '*' as a postfix operator for zero-or-more repetitions

Signed-off-by: Patrick Thomson <patrickt@github.com>
2020-05-11 13:04:04 -07:00
Max Brunsfeld
40262483a9 Change query syntax for predicates
Signed-off-by: Patrick Thomson <patrickt@github.com>
2020-05-11 12:35:51 -07:00
Max Brunsfeld
b14f564550 Add a test for nested optionals in queries 2020-05-11 10:42:48 -07:00
Max Brunsfeld
9c0535cea6 Fix logic for aborting failed matches 2020-05-08 14:15:25 -07:00
Max Brunsfeld
b47c170c75 Query: fix bugs and add tests for top-level and nested repetitions 2020-05-08 12:10:01 -07:00
Max Brunsfeld
3ad71625dd Fix query bugs, expand and clean up query tests 2020-05-07 14:22:15 -07:00
Max Brunsfeld
3456a21f0d Start work on restructuring query implementation to deal w/ optionals and repeats better 2020-05-07 12:41:25 -07:00
Max Brunsfeld
a003e5f6bd generate: Avoid duplicate string tokens in unique symbol map 2020-03-20 11:35:11 -07:00
Max Brunsfeld
65f2874b9e query: Optimize handling of patterns with a wildcard at the root
Avoid adding and removing states for these patterns on every node in the tree
by just skipping the wildcard step of the matching process
2020-03-16 14:02:31 -07:00
Max Brunsfeld
b5483c67ab query: allow repetition operator to be used on non-terminal nodes 2020-03-13 16:12:39 -07:00
Max Brunsfeld
0457736766 rust: add handling of arbitrary predicate operators 2020-03-13 13:02:34 -07:00
Max Brunsfeld
6f636a0357 query: Add postfix '+' operator for token repetition
Co-Authored-By: Patrick Thomson <patrickt@users.noreply.github.com>
2020-03-12 15:10:58 -07:00
Max Brunsfeld
e3aad995f6 query: Fix handling of patterns with wildcards at the root 2020-03-11 13:14:16 -07:00
Max Brunsfeld
741eed01b7 query: Handle escape sequences and escaped quotes in string literals 2020-03-10 15:50:06 -07:00
Max Brunsfeld
570b83e2b2 query: Add immediate child operator 2020-02-19 11:47:52 -08:00
Max Brunsfeld
950a89a525 query: Differentiate between wildcard '*' and named wildcard '(*)' 2020-02-19 09:42:29 -08:00
Max Brunsfeld
de8e3ee188 query: Allow multiple captures on a single node 2020-02-11 16:02:32 -08:00
Max Brunsfeld
f3747863df Add ts_query_disable_pattern API 2020-01-15 17:08:55 -08:00
Max Brunsfeld
c957a5b8e7 Add test for handling of too many states in query captures 2019-11-22 11:54:32 -08:00
Max Brunsfeld
e14e285a10 cli: Check queries when running tree-sitter test 2019-10-18 14:44:16 -07:00
Max Brunsfeld
fa43ce01a6 Allow queries to capture ERROR nodes 2019-10-16 11:54:32 -07:00
Max Brunsfeld
060e00463d Implement include-children directive in injection queries 2019-10-14 17:38:42 -07:00
Max Brunsfeld
324c259cbb rust: Create readable messages for query syntax errors 2019-10-14 12:30:22 -07:00
Max Brunsfeld
4c17af3ecd Allow queries with no patterns 2019-10-14 12:30:22 -07:00
Max Brunsfeld
02b6397aa3 Add test for advancing query cursor after has already finished 2019-10-03 12:55:10 -07:00
Max Brunsfeld
9872a083b7 rust: Change QueryCursor::captures to expose the full match 2019-10-03 12:45:58 -07:00
Max Brunsfeld
27149902f8 Handle is?, is-not?, and set! predicate functions in queries 2019-09-25 10:21:20 -07:00
Max Brunsfeld
b15e90bd26 Handle set! predicate function in queries 2019-09-24 11:54:24 -07:00
Max Brunsfeld
ff9a2c1f53 Make queries work in languages with simple aliases 2019-09-24 11:54:24 -07:00
Max Brunsfeld
070f11b8bf Use ptr::NonNull in Rust bindings 2019-09-23 17:00:52 -07:00
Max Brunsfeld
598e4e4cf4 Add a unit test to verify captures are sorted by start and end position 2019-09-20 10:12:45 -07:00
Max Brunsfeld
a6b6a681ec Fix a bug that prevented early termination of query matches 2019-09-18 16:13:10 -07:00
Max Brunsfeld
d9b8bae629 rust: Include pattern indices when iterating query captures 2019-09-18 14:22:55 -07:00
Max Brunsfeld
186b08381c Terminate failed query matches before descending whenever possible
When iterating over captures, this prevents reasonable queries from 
forcing the tree cursor to buffer matches unnecessarily.
2019-09-18 11:37:49 -07:00
Max Brunsfeld
374a7ac81e Ensure that duplicate captures are ordered by pattern index 2019-09-17 16:27:16 -07:00
Max Brunsfeld
82955759c0 Add an API for getting a pattern's start offset in the source code 2019-09-17 16:19:58 -07:00
Max Brunsfeld
2d1ca8bc9f Fix match return order fom ts_query_cursor_next_match 2019-09-17 14:52:27 -07:00
Max Brunsfeld
7793bf2a5a Clean up query code 2019-09-16 11:33:22 -07:00
Max Brunsfeld
d4d554b2ae Add wasm bindings for predicates 2019-09-16 10:25:44 -07:00
Max Brunsfeld
096126d039 Allow predicates in queries, to match on nodes' text 2019-09-15 22:06:51 -07:00
Max Brunsfeld
86205b9e6d Fix infinite loop on unterminated string in query 2019-09-13 15:19:21 -07:00
Max Brunsfeld
a1fec71b19 Tweak QueryCursor to allow iterating either matches or captures
For syntax highlighting, we want to iterate over all of the captures in 
order, and don't care about grouping the captures by pattern.
2019-09-13 15:19:04 -07:00
Max Brunsfeld
49ce2fddb9 Add wasm binding for running tree queries in a limited range 2019-09-12 12:14:04 -07:00