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Commit Graph

1755 Commits

Author SHA1 Message Date
Matt Brown
b7a68edd0b Simplify complex methods 2021-03-18 15:09:03 -04:00
Matt Brown
d19088bb10 Add better origins for calls 2021-03-17 19:37:21 -04:00
Matt Brown
3046468d1e Add hints for MixedAssignment issues 2021-03-17 01:10:42 -04:00
Matt Brown
b549989ba7 Prevent overwriting storage type during analysis 2021-03-13 14:12:55 -05:00
orklah
cddef00692
fix int overflow (#5369) 2021-03-12 13:24:00 -05:00
Bruce Weirdan
8be77aaa2e
Track variable usage in bool to int casts (#5349)
Fixes vimeo/psalm#4956
2021-03-11 00:08:32 -05:00
Bruce Weirdan
185827a7ab
Continue analysis after unknown exception being caught (#5348)
Fixes vimeo/psalm#5188
2021-03-11 00:08:02 -05:00
Bruce Weirdan
71a0457284
Emit ImplicitToStringCast in more places (#5344)
* Emit ImplicitToStringCast in more places

Fixes vimeo/psalm#5320

`to_string_cast` is set on successful comparison, thus it needs to
always bubble up (it will be ignored in UnionTypeComparator if some part
does not match).

* Fix implicit casts

* Fix handling of string method references in self-out context
2021-03-11 00:07:39 -05:00
Matt Brown
96e0743892 Fix #5325 – remove all memoised methods when calling a method with property mutations 2021-03-05 00:39:25 -05:00
Matt Brown
bca09d74ad Fix style issues 2021-02-25 21:24:18 -05:00
Matt Brown
474ebf912e Fix #5229 - new SomeTemplatedClass should expand out params even if none passed 2021-02-25 21:20:05 -05:00
Matt Brown
d4841993b2 Fix #5279 - don’t convert get_class($templated) into dependent type 2021-02-25 18:43:04 -05:00
Matt Brown
b2c35834ff Remove mistakenly-duplicated code for get_* functions 2021-02-25 18:40:05 -05:00
Matt Brown
7958ef6889 Decomplicate method 2021-02-24 00:03:55 -05:00
Matt Brown
cafbdb6831 Fix #5264 - use accurate static type when calling parent method in trait 2021-02-23 20:48:22 -05:00
Matt Brown
78577fd624 Fix #5257 - allow object::foo() call 2021-02-23 17:31:14 -05:00
orklah
69eb8e4999
display PHP version when not understanding an expression (#5268) 2021-02-22 13:15:34 -05:00
elnoro
e1d6f2f491
Fixed 4788 (#5263) 2021-02-22 09:21:28 -05:00
Matt Brown
6ba899e34e Only replace static type once 2021-02-22 00:25:13 -05:00
Matt Brown
3106635953 Fix inference of conditional types when wildcard constant given 2021-02-20 12:21:52 -05:00
orklah
7b24552534
Fix not always positive bit operations (#5233)
* Fix not always positive bit operations

* Fix not always positive bit operations

* add test
2021-02-15 23:10:42 -05:00
orklah
5191dac3fa
Introduce Virtual Nodes in order to differentiate real nodes in plugins (#5222) 2021-02-15 16:18:41 -05:00
Matt Brown
b7792ab0b4 Fix static method call completion with variable assignment after 2021-02-15 00:45:39 -05:00
Matt Brown
bd6efd7cf2 Improve completion for namespaced classes
cc @joehoyle - this mainly allows us to get a correct list when the user starts typing Foo (without the new before it) inside a namespace
2021-02-14 23:25:13 -05:00
Matt Brown
00288c14c5 Fix param 2021-02-13 16:23:11 -05:00
Matt Brown
6fb7423c68 Fix #5211 - prevent infinite loop in template inference 2021-02-13 16:16:58 -05:00
Alberto Piai
144bb37f76
Fix array_key_exists() with all int literal keys (#5197)
When checking code like the following:

```
<?php

function checkNegated(string $key): void {
    $arr = [
        0 => "foo",
        1 => "bar",
    ];

    if (!array_key_exists($key, $arr)) {
        printf("not found\n");
    }
}

function check(string $key): void {
    $arr = [
        0 => "foo",
        1 => "bar",
    ];

    if (array_key_exists($key, $arr)) {
        printf("found\n");
    }
}
```

the `if` in `checkNegated` would cause:

```
ERROR: RedundantCondition - 9:10 - Type string for $key is never =int(0)
```

This happens when the array keys are all int literals, but the "needle"
is a string.

`array_key_exists()` uses a loose equality comparison, but the generated
assertions for this specific case
(`AssertionFinder::getArrayKeyExistsAssertions`) was generating strict
equality clauses. This commit fixes it by changing the generated clause
from `=` to `~`.
2021-02-12 17:00:38 -05:00
Matt Brown
044602a244 Fix #5196 - fix type before assigning default property values 2021-02-11 09:38:04 -05:00
Matt Brown
ccdb29abfa Improve handling of property-mutating calls 2021-02-10 12:09:21 -05:00
Matt Brown
2dc86651a4 Check context var exists 2021-02-09 14:13:24 -05:00
orklah
88fe805c27
Prevent throwing a division by zero when encountering a literal division by zero (#5182) 2021-02-09 11:48:59 -05:00
Matt Brown
c7b7da46e9 Add slashes 2021-02-09 11:48:24 -05:00
Matt Brown
8aaa489733 Make more operations generic-safe 2021-02-09 11:37:48 -05:00
Matt Brown
b9dac8c46c Add slashes 2021-02-09 10:57:19 -05:00
Matt Brown
a955dabfe5 Account for context var not existing 2021-02-09 10:46:33 -05:00
Matt Brown
2b9d307cab Fix #5184 - remove this vars from parent context where possible 2021-02-09 10:23:22 -05:00
Matt Brown
ecfc4726d7 Limit removal of vars further 2021-02-09 00:53:09 -05:00
Matt Brown
ad0b575080 Better fix for #5180 2021-02-08 23:31:49 -05:00
Matt Brown
9b8fdf154d Revert "Allow refinement of $this properties based on subclass"
This reverts commit 1d5d2403e2.
2021-02-08 22:50:50 -05:00
Matt Brown
1d5d2403e2 Allow refinement of $this properties based on subclass
Fixes #5180
2021-02-08 22:46:32 -05:00
Matt Brown
3be1bb7342 Limited fix for #5028 2021-02-07 22:56:37 -05:00
Matt Brown
8b5e0fc754 Fix #5172 - prevent calling function with implicitly-broader type 2021-02-07 11:07:22 -05:00
Bruce Weirdan
b72c5a0fa2
Mark variables in throw arguments as used (#5166)
Fixes vimeo/psalm#5164
2021-02-06 22:07:01 -05:00
orklah
343d020408
improve psalter capacities for anonymous class extending real classes (#5146) 2021-02-04 09:59:38 -05:00
Matt Brown
7dbdc8c59e Fix #5144 - prevent exception during taint analysis 2021-02-02 14:16:15 -05:00
Matt Brown
0f2a07a9a3 Fix #5137 – support @psalm-flow in methods 2021-01-31 22:40:48 -05:00
Joe Hoyle
a3dcc52e9a
Track references on global variables (#5122)
* Track references on global variables

Add global type references to the type map, and fix up unused detection on global variables.

* Add null assertions

* PHPCS
2021-01-28 18:58:02 -05:00
Joe Hoyle
5759472168
Add constant fetch to reference map (#5115)
* Add constant fetch to reference map

To support showing constant types on hover of constant references, we need to add them to the ref map.

* Fix root constants

* PHPCBF
2021-01-28 11:18:28 -05:00
Matt Brown
359a0166e3 Fix #4631 - prevent reusing named params 2021-01-27 22:53:55 -05:00
Matt Brown
4807d38507 Fix using std library functions 2021-01-27 22:28:33 -05:00
Matt Brown
3c58220f3a Fix #5097 - memoise more things during null coalesce 2021-01-26 23:10:57 -05:00
Matt Brown
76269658ca Fix #5107 - treat function-bound templated parameters the same
Previously they were treated differently depending on whether or not they were inside a method
2021-01-26 22:43:42 -05:00
Matt Brown
0624098865 Ensure getId() output can always be parsed as a type
Ref #5105
2021-01-25 23:41:51 -05:00
Matt Brown
6f30399189 Fix #5070 – fix static return type inference in static methods 2021-01-22 09:58:09 -05:00
Matthew Brown
28d2795e59 Fix #5078 - when unpacking with missing array item, Use the param’s default type if param has one 2021-01-22 00:20:51 -05:00
Bruce Weirdan
d296c4bb9a
Add missing dataflow population in array spreads (#5059)
Fixes vimeo/psalm#5057
2021-01-20 17:42:11 -05:00
81b75a7884
Check iterator types on yield from (#5042)
* Check iterator types on yield from

* Switch to NodeAbstract

* Make Foo iterable
2021-01-20 17:41:15 -05:00
Matt Brown
2f58c6afc8 Fix #5020 - remove previous catch var assertions when assigning inside catch 2021-01-17 14:28:28 -05:00
Matt Brown
3049301da8 Fix #5028 - avoid false-positive on dynamic property fetch after ternary 2021-01-17 11:59:59 -05:00
orklah
72c21c5fa6
Calculate more literal values (#5032)
* try to calculate more literal values

* add test

* improve test
2021-01-17 10:55:32 -05:00
orklah
7a40443ffb
don't throw InvalidArrayOffset when dealing with templates (#5019) 2021-01-14 16:35:06 -05:00
Matt Brown
ef4afd72bc Unset should change array with keyed offsets 2021-01-13 18:10:59 -05:00
Marco Pivetta
a53cc23809
#4997 added more precise type inference for count() returning 0 or positive-int on known arrays (#4999)
* #4997 added more precise stub for `count()` returning `0` or `positive-int` on known types

* #4997 updated `count()` to support `\SimpleXmlElement` and `\ResourceBundle` counting, as well as handling hardcoded 2-element-arrays cases

This patch:

 * adds support for `count(\SimpleXmlElement)` (https://www.php.net/manual/en/simplexmlelement.count.php)
 * adds support for `count(\ResourceBundle)` (https://www.php.net/manual/en/resourcebundle.count.php)
 * removes usage of global constants from stub (not supported - see https://www.php.net/manual/en/function.count.php)
 * adds support for identifying fixed-element-count arrays, for example `count(callable&array)`, which is always `2`

* #4997 adapted `FunctionCallReturnTypeFetcher` to infer `TPositiveInt` for `count(TNonEmptyArray)` and `count(TNonEmptyList)`

* The `FunctionCallReturnTypeFetcher` is responsible for defining the precise type of a `\count(T)`
expression when given a `T`, so we baked the whole type resolution for `positive-int`, `0` and
`positive-int|0` directly in there.

While this complicates things, it is also true that it is not possible right now (for the stubs)
to provide the level of detail around `count()` that is required by the type inference system
for such a complex function with so many different semantics.
2021-01-13 09:48:38 -05:00
Matt Brown
1afce4d613 Improve treatment of strict equality 2021-01-12 12:07:36 -05:00
Adrien LUCAS
493c57eedf
Trigger dispatch even when only legacy hooks (#4962) 2021-01-08 19:51:26 -05:00
Adrien LUCAS
d1398f2b12
Avoid false positives for taint specialized calls even when not using a variable (#4948) 2021-01-07 16:39:51 -05:00
Matt Brown
603ecadbb7 Fix #4945 - use assertion string for scalar templated assertions 2021-01-07 10:27:35 -05:00
orklah
0e17a3354f
add stubs for standard iterators (#4725)
* add stubs for standard iterators

* Apply suggestions from code review cc @weirdan

Co-authored-by: Bruce Weirdan <weirdan@gmail.com>

* complete stub + delete code made redundant by stubs + fix some syntax in stubs

* fix parse error

Co-authored-by: Bruce Weirdan <weirdan@gmail.com>
2021-01-07 10:07:07 -05:00
Adrien LUCAS
0f5886746f
Taint specialized calls even when not using a variable (#4940) 2021-01-06 14:14:52 -05:00
orklah
f9fccb2b2d
implement DTO for plugins (#4881)
* implement DTO for plugins

* introduce EventHandler + reintroduce legacy API for plugins
2021-01-06 09:05:53 -05:00
orklah
bcc378bd20
handle concatenation with int parts (#4938) 2021-01-06 09:01:53 -05:00
Matthew Brown
3fd47f9e10 Add comments to AtomicMethodCallAnalyzer and suppress ComplexMethod 2021-01-05 19:03:50 -05:00
Matthew Brown
e4b1a4fa55 Uncomment erroneously-commented return 2021-01-05 17:49:17 -05:00
orklah
c47230c690
Infer result of modulo 1 operation statically (#4926) 2021-01-03 16:56:04 +00:00
Tyson Andre
00b42bf4f7
Check if included files are listed in mustBeIgnored (#4911)
Previously, when a file was included in `include()`, it was not subject
to ignoreFiles

Related to #4876
2020-12-29 14:05:17 +00:00
Matthew Brown
ddd99970a9 Fix #4901 - simplify mapping of template types within class 2020-12-29 12:24:33 +00:00
orklah
1d9987e0ed
fix phpdoc (#4905) 2020-12-29 11:42:41 +00:00
orklah
3684ceff4c
Illegal offset (#4865)
* Illegal offset access

* add tests

* fix tests
2020-12-26 10:33:49 +00:00
Bruce Weirdan
89ff4282df
Allow assertions on static class properties (#4833)
* Minimal implementation for assertions on static properties

* Added inheritance tests

* Add support for `ClassName::$var`

* Import strpos() to keep phpcs happy

* Add support for conditional assertions on static properties
2020-12-21 17:05:44 +00:00
Matt Brown
6eae582763 Prevent mixed array offset in array creation
Fixes #4846
2020-12-16 08:18:18 -05:00
Matt Brown
c7087c150b Fix #4848 - use better inference when incorrect array keys are passed 2020-12-16 08:07:57 -05:00
Matt Brown
e43f2259ea Fix #4839 - undefined possibly set in by-reference should be treated as such 2020-12-14 16:57:48 -05:00
orklah
8974da5610
preserve analyzers until the end of file (#4834)
* preserve analyzers until the end of file

* remove unused variable
2020-12-13 01:17:13 -05:00
2e3s
d8d6811ed4
Memoize private inferred mutation-free methods (#4832) 2020-12-12 10:26:14 -05:00
Matt Brown
cc1c643168 Fix #4829 – don’t crash when yielding non-existent class 2020-12-11 10:04:28 -05:00
Matt Brown
a27c674cee Add test for #4825 2020-12-10 13:51:49 -05:00
Matt Brown
8cae4047b0 Fix #4825 - check for finally var set 2020-12-10 11:48:43 -05:00
Matt Brown
2a92025737 Union types if stmt already has one 2020-12-10 01:40:20 -05:00
Matt Brown
b7a7e2fb87 Fix get magic property checks 2020-12-10 01:29:07 -05:00
Matt Brown
524084a64c Tighten up rules arouund when mutation-free methods get memoised 2020-12-08 16:39:06 -05:00
2e3s
e46c68b1e5
Overwrite memoized return type after sum-type candidate is calculated (#4805)
* Overwrite memoized return type after sum-type candidate is calculated

* Fix mismatched types

* Fix code style
2020-12-08 09:35:11 -05:00
Matt Brown
91ee4aeca3 Fix #4797 - sanitise assertion output of template result 2020-12-07 19:11:56 -05:00
Matt Brown
f5dd6e76f8 Fix #4802 - don’t clone context when analysing coalesce 2020-12-07 14:30:57 -05:00
Matthew Brown
d406d5b112
Fix typo 2020-12-07 01:32:18 -05:00
Matt Brown
e702e472fc Support simple list assignment in foreach
Ref #4741
2020-12-06 19:14:52 -05:00
Matt Brown
9c0e9a3d7e Taint all when conditional return is used
Ref #4792
2020-12-06 11:24:48 -05:00
Matt Brown
4d1aae43f9 Fix #4778 - remove already-initialized properties when checking initialisation 2020-12-06 11:07:59 -05:00
Matt Brown
cec8d7138f Fix #4782 - don’t replace closure types with upper bounds when replacing class param types 2020-12-05 11:58:55 -05:00
Matt Brown
1bb8b73f99 Return earlier 2020-12-05 10:25:34 -05:00
orklah
62d5ea83a1
Allow int casts if the type comes from calculation (#4768) 2020-12-03 23:15:07 -05:00