mirror of
https://github.com/astral-sh/ruff.git
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[ty] Better error message for attempting to assign to a read-only property (#20150)
This commit is contained in:
Alex Waygood
GitHub
parent
04dc223710
commit
f77315776c
8 changed files with 247 additions and 122 deletions
128
crates/ty/docs/rules.md
generated
128
crates/ty/docs/rules.md
generated
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@ -36,7 +36,7 @@ def test(): -> "int":
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20call-non-callable) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L112)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L113)
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</small>
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**What it does**
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@ -58,7 +58,7 @@ Calling a non-callable object will raise a `TypeError` at runtime.
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20conflicting-argument-forms) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L156)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L157)
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</small>
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**What it does**
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@ -88,7 +88,7 @@ f(int) # error
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20conflicting-declarations) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L182)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L183)
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</small>
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**What it does**
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@ -117,7 +117,7 @@ a = 1
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20conflicting-metaclass) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L207)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L208)
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</small>
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**What it does**
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@ -147,7 +147,7 @@ class C(A, B): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20cyclic-class-definition) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L233)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L234)
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</small>
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**What it does**
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@ -177,7 +177,7 @@ class B(A): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20duplicate-base) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L298)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L299)
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</small>
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**What it does**
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@ -202,7 +202,7 @@ class B(A, A): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20duplicate-kw-only) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L319)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L320)
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</small>
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**What it does**
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@ -306,7 +306,7 @@ def test(): -> "Literal[5]":
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20inconsistent-mro) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L522)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L523)
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</small>
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**What it does**
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@ -334,7 +334,7 @@ class C(A, B): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20index-out-of-bounds) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L546)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L547)
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</small>
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**What it does**
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@ -358,7 +358,7 @@ t[3] # IndexError: tuple index out of range
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20instance-layout-conflict) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L351)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L352)
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</small>
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**What it does**
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@ -445,7 +445,7 @@ an atypical memory layout.
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-argument-type) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L591)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L592)
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</small>
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**What it does**
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@ -470,7 +470,7 @@ func("foo") # error: [invalid-argument-type]
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-assignment) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L631)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L632)
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</small>
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**What it does**
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@ -496,7 +496,7 @@ a: int = ''
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-attribute-access) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1665)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1666)
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</small>
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**What it does**
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@ -528,7 +528,7 @@ C.instance_var = 3 # error: Cannot assign to instance variable
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-await) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L653)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L654)
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</small>
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**What it does**
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@ -562,7 +562,7 @@ asyncio.run(main())
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-base) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L683)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L684)
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</small>
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**What it does**
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@ -584,7 +584,7 @@ class A(42): ... # error: [invalid-base]
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-context-manager) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L734)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L735)
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</small>
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**What it does**
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@ -609,7 +609,7 @@ with 1:
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-declaration) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L755)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L756)
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</small>
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**What it does**
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@ -636,7 +636,7 @@ a: str
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-exception-caught) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L778)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L779)
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</small>
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**What it does**
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@ -678,7 +678,7 @@ except ZeroDivisionError:
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-generic-class) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L814)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L815)
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</small>
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**What it does**
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@ -709,7 +709,7 @@ class C[U](Generic[T]): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-key) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L566)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L567)
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</small>
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**What it does**
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@ -738,7 +738,7 @@ alice["height"] # KeyError: 'height'
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-legacy-type-variable) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L840)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L841)
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</small>
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**What it does**
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@ -771,7 +771,7 @@ def f(t: TypeVar("U")): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-metaclass) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L889)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L890)
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</small>
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**What it does**
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@ -803,7 +803,7 @@ class B(metaclass=f): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-named-tuple) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L496)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L497)
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</small>
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**What it does**
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@ -833,7 +833,7 @@ TypeError: can only inherit from a NamedTuple type and Generic
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-overload) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L916)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L917)
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</small>
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**What it does**
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@ -881,7 +881,7 @@ def foo(x: int) -> int: ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-parameter-default) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L959)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L960)
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</small>
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**What it does**
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@ -905,7 +905,7 @@ def f(a: int = ''): ...
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-protocol) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L433)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L434)
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</small>
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**What it does**
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@ -937,7 +937,7 @@ TypeError: Protocols can only inherit from other protocols, got <class 'int'>
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<small>
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Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
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[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-raise) ·
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L979)
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[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L980)
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</small>
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|
||||
Checks for `raise` statements that raise non-exceptions or use invalid
|
||||
|
|
@ -984,7 +984,7 @@ def g():
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-return-type) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L612)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L613)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1007,7 +1007,7 @@ def func() -> int:
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-super-argument) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1022)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1023)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1061,7 +1061,7 @@ TODO #14889
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-type-alias-type) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L868)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L869)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1086,7 +1086,7 @@ NewAlias = TypeAliasType(get_name(), int) # error: TypeAliasType name mus
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-type-checking-constant) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1061)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1062)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1114,7 +1114,7 @@ TYPE_CHECKING = ''
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-type-form) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1085)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1086)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1142,7 +1142,7 @@ b: Annotated[int] # `Annotated` expects at least two arguments
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-type-guard-call) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1137)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1138)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1174,7 +1174,7 @@ f(10) # Error
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-type-guard-definition) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1109)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1110)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1206,7 +1206,7 @@ class C:
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20invalid-type-variable-constraints) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1165)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1166)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1239,7 +1239,7 @@ T = TypeVar('T', bound=str) # valid bound TypeVar
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20missing-argument) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1194)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1195)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1262,7 +1262,7 @@ func() # TypeError: func() missing 1 required positional argument: 'x'
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20missing-typed-dict-key) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1764)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1765)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1293,7 +1293,7 @@ alice["age"] # KeyError
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20no-matching-overload) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1213)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1214)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1320,7 +1320,7 @@ func("string") # error: [no-matching-overload]
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20non-subscriptable) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1236)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1237)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1342,7 +1342,7 @@ Subscripting an object that does not support it will raise a `TypeError` at runt
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20not-iterable) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1254)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1255)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1366,7 +1366,7 @@ for i in 34: # TypeError: 'int' object is not iterable
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20parameter-already-assigned) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1305)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1306)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1420,7 +1420,7 @@ def test(): -> "int":
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20static-assert-error) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1641)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1642)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1448,7 +1448,7 @@ static_assert(int(2.0 * 3.0) == 6) # error: does not have a statically known tr
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20subclass-of-final-class) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1396)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1397)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1475,7 +1475,7 @@ class B(A): ... # Error raised here
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20too-many-positional-arguments) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1441)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1442)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1500,7 +1500,7 @@ f("foo") # Error raised here
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20type-assertion-failure) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1419)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1420)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1526,7 +1526,7 @@ def _(x: int):
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unavailable-implicit-super-arguments) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1462)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1463)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1570,7 +1570,7 @@ class A:
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unknown-argument) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1519)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1520)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1595,7 +1595,7 @@ f(x=1, y=2) # Error raised here
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unresolved-attribute) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1540)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1541)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1621,7 +1621,7 @@ A().foo # AttributeError: 'A' object has no attribute 'foo'
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unresolved-import) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1562)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1563)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1644,7 +1644,7 @@ import foo # ModuleNotFoundError: No module named 'foo'
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unresolved-reference) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1581)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1582)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1667,7 +1667,7 @@ print(x) # NameError: name 'x' is not defined
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unsupported-bool-conversion) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1274)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1275)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1702,7 +1702,7 @@ b1 < b2 < b1 # exception raised here
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unsupported-operator) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1600)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1601)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1728,7 +1728,7 @@ A() + A() # TypeError: unsupported operand type(s) for +: 'A' and 'A'
|
|||
<small>
|
||||
Default level: [`error`](../rules.md#rule-levels "This lint has a default level of 'error'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20zero-stepsize-in-slice) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1622)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1623)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1751,7 +1751,7 @@ l[1:10:0] # ValueError: slice step cannot be zero
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20ambiguous-protocol-member) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L461)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L462)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1790,7 +1790,7 @@ class SubProto(BaseProto, Protocol):
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20deprecated) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L277)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L278)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1843,7 +1843,7 @@ a = 20 / 0 # type: ignore
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20possibly-unbound-attribute) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1326)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1327)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1869,7 +1869,7 @@ A.c # AttributeError: type object 'A' has no attribute 'c'
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20possibly-unbound-implicit-call) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L130)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L131)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1899,7 +1899,7 @@ A()[0] # TypeError: 'A' object is not subscriptable
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20possibly-unbound-import) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1348)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1349)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1929,7 +1929,7 @@ from module import a # ImportError: cannot import name 'a' from 'module'
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20redundant-cast) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1693)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1694)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -1954,7 +1954,7 @@ cast(int, f()) # Redundant
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20undefined-reveal) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1501)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1502)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -2005,7 +2005,7 @@ a = 20 / 0 # ty: ignore[division-by-zero]
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unresolved-global) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1714)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1715)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -2059,7 +2059,7 @@ def g():
|
|||
<small>
|
||||
Default level: [`warn`](../rules.md#rule-levels "This lint has a default level of 'warn'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20unsupported-base) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L701)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L702)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -2096,7 +2096,7 @@ class D(C): ... # error: [unsupported-base]
|
|||
<small>
|
||||
Default level: [`ignore`](../rules.md#rule-levels "This lint has a default level of 'ignore'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20division-by-zero) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L259)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L260)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
@ -2118,7 +2118,7 @@ Dividing by zero raises a `ZeroDivisionError` at runtime.
|
|||
<small>
|
||||
Default level: [`ignore`](../rules.md#rule-levels "This lint has a default level of 'ignore'.") ·
|
||||
[Related issues](https://github.com/astral-sh/ty/issues?q=sort%3Aupdated-desc%20is%3Aissue%20is%3Aopen%20possibly-unresolved-reference) ·
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1374)
|
||||
[View source](https://github.com/astral-sh/ruff/blob/main/crates%2Fty_python_semantic%2Fsrc%2Ftypes%2Fdiagnostic.rs#L1375)
|
||||
</small>
|
||||
|
||||
**What it does**
|
||||
|
|
|
|||
|
|
@ -522,6 +522,22 @@ c.name = None
|
|||
c.name = 42
|
||||
```
|
||||
|
||||
### Properties with no setters
|
||||
|
||||
<!-- snapshot-diagnostics -->
|
||||
|
||||
If a property has no setter, we emit a bespoke error message when a user attempts to set that
|
||||
attribute, since this is a common error.
|
||||
|
||||
```py
|
||||
class DontAssignToMe:
|
||||
@property
|
||||
def immutable(self): ...
|
||||
|
||||
# error: [invalid-assignment]
|
||||
DontAssignToMe().immutable = "the properties, they are a-changing"
|
||||
```
|
||||
|
||||
### Built-in `classmethod` descriptor
|
||||
|
||||
Similarly to `property`, `classmethod` decorator creates an implicit descriptor that binds the first
|
||||
|
|
|
|||
|
|
@ -78,10 +78,7 @@ reveal_type(Person.id) # revealed: property
|
|||
reveal_type(Person.name) # revealed: property
|
||||
reveal_type(Person.age) # revealed: property
|
||||
|
||||
# TODO... the error is correct, but this is not the friendliest error message
|
||||
# for assigning to a read-only property :-)
|
||||
#
|
||||
# error: [invalid-assignment] "Invalid assignment to data descriptor attribute `id` on type `Person` with custom `__set__` method"
|
||||
# error: [invalid-assignment] "Cannot assign to read-only property `id` on object of type `Person`"
|
||||
alice.id = 42
|
||||
# error: [invalid-assignment]
|
||||
bob.age = None
|
||||
|
|
@ -221,10 +218,7 @@ james = SuperUser(0, "James", 42, "Jimmy")
|
|||
# on the subclass
|
||||
james.name = "Robert"
|
||||
|
||||
# TODO: the error is correct (can't assign to the read-only property inherited from the superclass)
|
||||
# but the error message could be friendlier :-)
|
||||
#
|
||||
# error: [invalid-assignment] "Invalid assignment to data descriptor attribute `nickname` on type `SuperUser` with custom `__set__` method"
|
||||
# error: [invalid-assignment] "Cannot assign to read-only property `nickname` on object of type `SuperUser`"
|
||||
james.nickname = "Bob"
|
||||
```
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,40 @@
|
|||
---
|
||||
source: crates/ty_test/src/lib.rs
|
||||
expression: snapshot
|
||||
---
|
||||
---
|
||||
mdtest name: descriptor_protocol.md - Descriptor protocol - Special descriptors - Properties with no setters
|
||||
mdtest path: crates/ty_python_semantic/resources/mdtest/descriptor_protocol.md
|
||||
---
|
||||
|
||||
# Python source files
|
||||
|
||||
## mdtest_snippet.py
|
||||
|
||||
```
|
||||
1 | class DontAssignToMe:
|
||||
2 | @property
|
||||
3 | def immutable(self): ...
|
||||
4 |
|
||||
5 | # error: [invalid-assignment]
|
||||
6 | DontAssignToMe().immutable = "the properties, they are a-changing"
|
||||
```
|
||||
|
||||
# Diagnostics
|
||||
|
||||
```
|
||||
error[invalid-assignment]: Cannot assign to read-only property `immutable` on object of type `DontAssignToMe`
|
||||
--> src/mdtest_snippet.py:3:9
|
||||
|
|
||||
1 | class DontAssignToMe:
|
||||
2 | @property
|
||||
3 | def immutable(self): ...
|
||||
| --------- Property `DontAssignToMe.immutable` defined here with no setter
|
||||
4 |
|
||||
5 | # error: [invalid-assignment]
|
||||
6 | DontAssignToMe().immutable = "the properties, they are a-changing"
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ Attempted assignment to `DontAssignToMe.immutable` here
|
||||
|
|
||||
info: rule `invalid-assignment` is enabled by default
|
||||
|
||||
```
|
||||
|
|
@ -1,6 +1,8 @@
|
|||
use super::context::InferContext;
|
||||
use super::{Signature, Type};
|
||||
use crate::Db;
|
||||
use crate::types::PropertyInstanceType;
|
||||
use crate::types::call::bind::BindingError;
|
||||
|
||||
mod arguments;
|
||||
pub(crate) mod bind;
|
||||
|
|
@ -14,6 +16,26 @@ pub(super) use bind::{Binding, Bindings, CallableBinding, MatchedArgument};
|
|||
#[derive(Debug)]
|
||||
pub(crate) struct CallError<'db>(pub(crate) CallErrorKind, pub(crate) Box<Bindings<'db>>);
|
||||
|
||||
impl<'db> CallError<'db> {
|
||||
/// Returns `Some(property)` if the call error was caused by an attempt to set a property
|
||||
/// that has no setter, and `None` otherwise.
|
||||
pub(crate) fn as_attempt_to_set_property_with_no_setter(
|
||||
&self,
|
||||
) -> Option<PropertyInstanceType<'db>> {
|
||||
if self.0 != CallErrorKind::BindingError {
|
||||
return None;
|
||||
}
|
||||
self.1
|
||||
.into_iter()
|
||||
.flatten()
|
||||
.flat_map(bind::Binding::errors)
|
||||
.find_map(|error| match error {
|
||||
BindingError::PropertyHasNoSetter(property) => Some(*property),
|
||||
_ => None,
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
/// The reason why calling a type failed.
|
||||
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
|
||||
pub(crate) enum CallErrorKind {
|
||||
|
|
|
|||
|
|
@ -426,9 +426,9 @@ impl<'db> Bindings<'db> {
|
|||
overload.set_return_type(Type::unknown());
|
||||
}
|
||||
} else {
|
||||
overload.errors.push(BindingError::InternalCallError(
|
||||
"property has no getter",
|
||||
));
|
||||
overload
|
||||
.errors
|
||||
.push(BindingError::PropertyHasNoSetter(*property));
|
||||
overload.set_return_type(Type::Never);
|
||||
}
|
||||
}
|
||||
|
|
@ -482,9 +482,9 @@ impl<'db> Bindings<'db> {
|
|||
));
|
||||
}
|
||||
} else {
|
||||
overload.errors.push(BindingError::InternalCallError(
|
||||
"property has no setter",
|
||||
));
|
||||
overload
|
||||
.errors
|
||||
.push(BindingError::PropertyHasNoSetter(*property));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -500,9 +500,9 @@ impl<'db> Bindings<'db> {
|
|||
));
|
||||
}
|
||||
} else {
|
||||
overload.errors.push(BindingError::InternalCallError(
|
||||
"property has no setter",
|
||||
));
|
||||
overload
|
||||
.errors
|
||||
.push(BindingError::PropertyHasNoSetter(property));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -2593,6 +2593,10 @@ impl<'db> Binding<'db> {
|
|||
pub(crate) fn argument_matches(&self) -> &[MatchedArgument<'db>] {
|
||||
&self.argument_matches
|
||||
}
|
||||
|
||||
pub(crate) fn errors(&self) -> &[BindingError<'db>] {
|
||||
&self.errors
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug)]
|
||||
|
|
@ -2811,7 +2815,9 @@ pub(crate) enum BindingError<'db> {
|
|||
provided_ty: Type<'db>,
|
||||
},
|
||||
/// One or more required parameters (that is, with no default) is not supplied by any argument.
|
||||
MissingArguments { parameters: ParameterContexts },
|
||||
MissingArguments {
|
||||
parameters: ParameterContexts,
|
||||
},
|
||||
/// A call argument can't be matched to any parameter.
|
||||
UnknownArgument {
|
||||
argument_name: ast::name::Name,
|
||||
|
|
@ -2833,6 +2839,7 @@ pub(crate) enum BindingError<'db> {
|
|||
error: SpecializationError<'db>,
|
||||
argument_index: Option<usize>,
|
||||
},
|
||||
PropertyHasNoSetter(PropertyInstanceType<'db>),
|
||||
/// The call itself might be well constructed, but an error occurred while evaluating the call.
|
||||
/// We use this variant to report errors in `property.__get__` and `property.__set__`, which
|
||||
/// can occur when the call to the underlying getter/setter fails.
|
||||
|
|
@ -3099,6 +3106,17 @@ impl<'db> BindingError<'db> {
|
|||
}
|
||||
}
|
||||
|
||||
Self::PropertyHasNoSetter(_) => {
|
||||
BindingError::InternalCallError("property has no setter").report_diagnostic(
|
||||
context,
|
||||
node,
|
||||
callable_ty,
|
||||
callable_description,
|
||||
union_diag,
|
||||
matching_overload,
|
||||
);
|
||||
}
|
||||
|
||||
Self::InternalCallError(reason) => {
|
||||
let node = Self::get_node(node, None);
|
||||
if let Some(builder) = context.report_lint(&CALL_NON_CALLABLE, node) {
|
||||
|
|
|
|||
|
|
@ -10,6 +10,7 @@ use crate::semantic_index::SemanticIndex;
|
|||
use crate::semantic_index::definition::Definition;
|
||||
use crate::semantic_index::place::{PlaceTable, ScopedPlaceId};
|
||||
use crate::suppression::FileSuppressionId;
|
||||
use crate::types::call::CallError;
|
||||
use crate::types::class::{DisjointBase, DisjointBaseKind, Field};
|
||||
use crate::types::function::KnownFunction;
|
||||
use crate::types::string_annotation::{
|
||||
|
|
@ -26,7 +27,7 @@ use crate::{
|
|||
Db, DisplaySettings, FxIndexMap, FxOrderMap, Module, ModuleName, Program, declare_lint,
|
||||
};
|
||||
use itertools::Itertools;
|
||||
use ruff_db::diagnostic::{Annotation, Diagnostic, SubDiagnostic, SubDiagnosticSeverity};
|
||||
use ruff_db::diagnostic::{Annotation, Diagnostic, Span, SubDiagnostic, SubDiagnosticSeverity};
|
||||
use ruff_python_ast::name::Name;
|
||||
use ruff_python_ast::{self as ast, AnyNodeRef};
|
||||
use ruff_text_size::{Ranged, TextRange};
|
||||
|
|
@ -1979,6 +1980,45 @@ pub(super) fn report_invalid_attribute_assignment(
|
|||
);
|
||||
}
|
||||
|
||||
pub(super) fn report_bad_dunder_set_call<'db>(
|
||||
context: &InferContext<'db, '_>,
|
||||
dunder_set_failure: &CallError<'db>,
|
||||
attribute: &str,
|
||||
object_type: Type<'db>,
|
||||
target: &ast::ExprAttribute,
|
||||
) {
|
||||
let Some(builder) = context.report_lint(&INVALID_ASSIGNMENT, target) else {
|
||||
return;
|
||||
};
|
||||
let db = context.db();
|
||||
if let Some(property) = dunder_set_failure.as_attempt_to_set_property_with_no_setter() {
|
||||
let object_type = object_type.display(db);
|
||||
let mut diagnostic = builder.into_diagnostic(format_args!(
|
||||
"Cannot assign to read-only property `{attribute}` on object of type `{object_type}`",
|
||||
));
|
||||
if let Some(file_range) = property
|
||||
.getter(db)
|
||||
.and_then(|getter| getter.definition(db))
|
||||
.and_then(|definition| definition.focus_range(db))
|
||||
{
|
||||
diagnostic.annotate(Annotation::secondary(Span::from(file_range)).message(
|
||||
format_args!("Property `{object_type}.{attribute}` defined here with no setter"),
|
||||
));
|
||||
diagnostic.set_primary_message(format_args!(
|
||||
"Attempted assignment to `{object_type}.{attribute}` here"
|
||||
));
|
||||
}
|
||||
} else {
|
||||
// TODO: Here, it would be nice to emit an additional diagnostic
|
||||
// that explains why the call failed
|
||||
builder.into_diagnostic(format_args!(
|
||||
"Invalid assignment to data descriptor attribute \
|
||||
`{attribute}` on type `{}` with custom `__set__` method",
|
||||
object_type.display(db)
|
||||
));
|
||||
}
|
||||
}
|
||||
|
||||
pub(super) fn report_invalid_return_type(
|
||||
context: &InferContext,
|
||||
object_range: impl Ranged,
|
||||
|
|
|
|||
|
|
@ -102,7 +102,7 @@ use crate::types::diagnostic::{
|
|||
INVALID_TYPE_VARIABLE_CONSTRAINTS, IncompatibleBases, POSSIBLY_UNBOUND_IMPLICIT_CALL,
|
||||
POSSIBLY_UNBOUND_IMPORT, TypeCheckDiagnostics, UNDEFINED_REVEAL, UNRESOLVED_ATTRIBUTE,
|
||||
UNRESOLVED_GLOBAL, UNRESOLVED_IMPORT, UNRESOLVED_REFERENCE, UNSUPPORTED_OPERATOR,
|
||||
report_implicit_return_type, report_instance_layout_conflict,
|
||||
report_bad_dunder_set_call, report_implicit_return_type, report_instance_layout_conflict,
|
||||
report_invalid_argument_number_to_special_form, report_invalid_arguments_to_annotated,
|
||||
report_invalid_arguments_to_callable, report_invalid_assignment,
|
||||
report_invalid_attribute_assignment, report_invalid_generator_function_return_type,
|
||||
|
|
@ -4217,32 +4217,30 @@ impl<'db, 'ast> TypeInferenceBuilder<'db, 'ast> {
|
|||
if let Place::Type(meta_dunder_set, _) =
|
||||
meta_attr_ty.class_member(db, "__set__".into()).place
|
||||
{
|
||||
let successful_call = meta_dunder_set
|
||||
.try_call(
|
||||
let dunder_set_result = meta_dunder_set.try_call(
|
||||
db,
|
||||
&CallArguments::positional([
|
||||
meta_attr_ty,
|
||||
object_ty,
|
||||
value_ty,
|
||||
]),
|
||||
)
|
||||
.is_ok();
|
||||
);
|
||||
|
||||
if !successful_call && emit_diagnostics {
|
||||
if let Some(builder) = self
|
||||
.context
|
||||
.report_lint(&INVALID_ASSIGNMENT, target)
|
||||
if emit_diagnostics {
|
||||
if let Err(dunder_set_failure) =
|
||||
dunder_set_result.as_ref()
|
||||
{
|
||||
// TODO: Here, it would be nice to emit an additional diagnostic that explains why the call failed
|
||||
builder.into_diagnostic(format_args!(
|
||||
"Invalid assignment to data descriptor attribute \
|
||||
`{attribute}` on type `{}` with custom `__set__` method",
|
||||
object_ty.display(db)
|
||||
));
|
||||
report_bad_dunder_set_call(
|
||||
&self.context,
|
||||
dunder_set_failure,
|
||||
attribute,
|
||||
object_ty,
|
||||
target,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
successful_call
|
||||
dunder_set_result.is_ok()
|
||||
} else {
|
||||
ensure_assignable_to(meta_attr_ty)
|
||||
};
|
||||
|
|
@ -4343,27 +4341,24 @@ impl<'db, 'ast> TypeInferenceBuilder<'db, 'ast> {
|
|||
let assignable_to_meta_attr = if let Place::Type(meta_dunder_set, _) =
|
||||
meta_attr_ty.class_member(db, "__set__".into()).place
|
||||
{
|
||||
let successful_call = meta_dunder_set
|
||||
.try_call(
|
||||
let dunder_set_result = meta_dunder_set.try_call(
|
||||
db,
|
||||
&CallArguments::positional([meta_attr_ty, object_ty, value_ty]),
|
||||
)
|
||||
.is_ok();
|
||||
);
|
||||
|
||||
if !successful_call && emit_diagnostics {
|
||||
if let Some(builder) =
|
||||
self.context.report_lint(&INVALID_ASSIGNMENT, target)
|
||||
{
|
||||
// TODO: Here, it would be nice to emit an additional diagnostic that explains why the call failed
|
||||
builder.into_diagnostic(format_args!(
|
||||
"Invalid assignment to data descriptor attribute \
|
||||
`{attribute}` on type `{}` with custom `__set__` method",
|
||||
object_ty.display(db)
|
||||
));
|
||||
if emit_diagnostics {
|
||||
if let Err(dunder_set_failure) = dunder_set_result.as_ref() {
|
||||
report_bad_dunder_set_call(
|
||||
&self.context,
|
||||
dunder_set_failure,
|
||||
attribute,
|
||||
object_ty,
|
||||
target,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
successful_call
|
||||
dunder_set_result.is_ok()
|
||||
} else {
|
||||
ensure_assignable_to(meta_attr_ty)
|
||||
};
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue