ruff/crates/ty_ide/src/rename.rs

1430 lines
37 KiB
Rust

use crate::goto::find_goto_target;
use crate::references::{ReferencesMode, references};
use crate::{Db, ReferenceTarget};
use ruff_db::files::File;
use ruff_text_size::{Ranged, TextSize};
use ty_python_semantic::{ImportAliasResolution, SemanticModel};
/// Returns the range of the symbol if it can be renamed, None if not.
pub fn can_rename(db: &dyn Db, file: File, offset: TextSize) -> Option<ruff_text_size::TextRange> {
let parsed = ruff_db::parsed::parsed_module(db, file);
let module = parsed.load(db);
let model = SemanticModel::new(db, file);
// Get the definitions for the symbol at the offset
let goto_target = find_goto_target(&model, &module, offset)?;
// Don't allow renaming of import module components
if matches!(
goto_target,
crate::goto::GotoTarget::ImportModuleComponent { .. }
) {
return None;
}
let current_file_in_project = is_file_in_project(db, file);
if let Some(definition_targets) = goto_target
.get_definition_targets(&model, ImportAliasResolution::PreserveAliases)
.and_then(|definitions| definitions.declaration_targets(db))
{
for target in &definition_targets {
let target_file = target.file();
// If definition is outside the project, refuse rename
if !is_file_in_project(db, target_file) {
return None;
}
// If current file is not in project and any definition is outside current file, refuse rename
if !current_file_in_project && target_file != file {
return None;
}
}
} else {
// No definition targets found. This happens for keywords, so refuse rename
return None;
}
Some(goto_target.range())
}
/// Perform a rename operation on the symbol at the given position.
/// Returns all locations that need to be updated with the new name.
pub fn rename(
db: &dyn Db,
file: File,
offset: TextSize,
new_name: &str,
) -> Option<Vec<ReferenceTarget>> {
let parsed = ruff_db::parsed::parsed_module(db, file);
let module = parsed.load(db);
let model = SemanticModel::new(db, file);
// Get the definitions for the symbol at the offset
let goto_target = find_goto_target(&model, &module, offset)?;
// Clients shouldn't call us with an empty new name, but just in case...
if new_name.is_empty() {
return None;
}
// Determine if we should do a multi-file rename or single-file rename
// based on whether the current file is part of the project
let current_file_in_project = is_file_in_project(db, file);
// Choose the appropriate rename mode:
// - If current file is in project, do multi-file rename
// - If current file is not in project, limit to single-file rename
let rename_mode = if current_file_in_project {
ReferencesMode::RenameMultiFile
} else {
ReferencesMode::Rename
};
// Find all references that need to be renamed
references(db, file, &goto_target, rename_mode)
}
/// Helper function to check if a file is included in the project.
fn is_file_in_project(db: &dyn Db, file: File) -> bool {
db.project().files(db).contains(&file)
}
#[cfg(test)]
mod tests {
use super::*;
use crate::tests::{CursorTest, IntoDiagnostic, cursor_test};
use insta::assert_snapshot;
use ruff_db::diagnostic::{Annotation, Diagnostic, DiagnosticId, LintName, Severity, Span};
use ruff_db::files::FileRange;
use ruff_text_size::Ranged;
impl CursorTest {
fn prepare_rename(&self) -> String {
let Some(range) = can_rename(&self.db, self.cursor.file, self.cursor.offset) else {
return "Cannot rename".to_string();
};
format!("Can rename symbol at range {range:?}")
}
fn rename(&self, new_name: &str) -> String {
let Some(_) = can_rename(&self.db, self.cursor.file, self.cursor.offset) else {
return "Cannot rename".to_string();
};
let Some(rename_results) =
rename(&self.db, self.cursor.file, self.cursor.offset, new_name)
else {
return "Cannot rename".to_string();
};
if rename_results.is_empty() {
return "No locations to rename".to_string();
}
// Create a single diagnostic with multiple annotations
let rename_diagnostic = RenameResultSet {
locations: rename_results
.into_iter()
.map(|ref_item| FileRange::new(ref_item.file(), ref_item.range()))
.collect(),
};
self.render_diagnostics([rename_diagnostic])
}
}
struct RenameResultSet {
locations: Vec<FileRange>,
}
impl IntoDiagnostic for RenameResultSet {
fn into_diagnostic(self) -> Diagnostic {
let mut main = Diagnostic::new(
DiagnosticId::Lint(LintName::of("rename")),
Severity::Info,
format!("Rename symbol (found {} locations)", self.locations.len()),
);
// Add the first location as primary annotation (the symbol being renamed)
if let Some(first_location) = self.locations.first() {
main.annotate(Annotation::primary(
Span::from(first_location.file()).with_range(first_location.range()),
));
// Add remaining locations as secondary annotations
for location in &self.locations[1..] {
main.annotate(Annotation::secondary(
Span::from(location.file()).with_range(location.range()),
));
}
}
main
}
}
#[test]
fn prepare_rename_parameter() {
let test = cursor_test(
"
def func(<CURSOR>value: int) -> int:
value *= 2
return value
value = 0
",
);
assert_snapshot!(test.prepare_rename(), @"Can rename symbol at range 10..15");
}
#[test]
fn rename_parameter() {
let test = cursor_test(
"
def func(<CURSOR>value: int) -> int:
value *= 2
return value
func(value=42)
",
);
assert_snapshot!(test.rename("number"), @r"
info[rename]: Rename symbol (found 4 locations)
--> main.py:2:10
|
2 | def func(value: int) -> int:
| ^^^^^
3 | value *= 2
| -----
4 | return value
| -----
5 |
6 | func(value=42)
| -----
|
");
}
#[test]
fn rename_function() {
let test = cursor_test(
"
def fu<CURSOR>nc():
pass
result1 = func()
x = func
",
);
assert_snapshot!(test.rename("calculate"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:5
|
2 | def func():
| ^^^^
3 | pass
4 |
5 | result1 = func()
| ----
6 | x = func
| ----
|
");
}
#[test]
fn rename_class() {
let test = cursor_test(
"
class My<CURSOR>Class:
def __init__(self):
pass
obj1 = MyClass()
cls = MyClass
",
);
assert_snapshot!(test.rename("MyNewClass"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:7
|
2 | class MyClass:
| ^^^^^^^
3 | def __init__(self):
4 | pass
5 |
6 | obj1 = MyClass()
| -------
7 | cls = MyClass
| -------
|
");
}
#[test]
fn rename_invalid_name() {
let test = cursor_test(
"
def fu<CURSOR>nc():
pass
",
);
assert_snapshot!(test.rename(""), @"Cannot rename");
assert_snapshot!(test.rename("valid_name"), @r"
info[rename]: Rename symbol (found 1 locations)
--> main.py:2:5
|
2 | def func():
| ^^^^
3 | pass
|
");
}
#[test]
fn multi_file_function_rename() {
let test = CursorTest::builder()
.source(
"utils.py",
"
def fu<CURSOR>nc(x):
return x * 2
",
)
.source(
"module.py",
"
from utils import func
def test(data):
return func(data)
",
)
.source(
"app.py",
"
from utils import helper_function
class DataProcessor:
def __init__(self):
self.multiplier = helper_function
def process(self, value):
return helper_function(value)
",
)
.build();
assert_snapshot!(test.rename("utility_function"), @r"
info[rename]: Rename symbol (found 3 locations)
--> utils.py:2:5
|
2 | def func(x):
| ^^^^
3 | return x * 2
|
::: module.py:2:19
|
2 | from utils import func
| ----
3 |
4 | def test(data):
5 | return func(data)
| ----
|
");
}
#[test]
fn rename_string_annotation1() {
let test = cursor_test(
r#"
a: "MyCla<CURSOR>ss" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:2:5
|
2 | a: "MyClass" = 1
| ^^^^^^^
3 |
4 | class MyClass:
| -------
5 | """some docs"""
|
"#);
}
#[test]
fn rename_string_annotation2() {
let test = cursor_test(
r#"
a: "None | MyCl<CURSOR>ass" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:2:12
|
2 | a: "None | MyClass" = 1
| ^^^^^^^
3 |
4 | class MyClass:
| -------
5 | """some docs"""
|
"#);
}
#[test]
fn rename_string_annotation3() {
let test = cursor_test(
r#"
a: "None |<CURSOR> MyClass" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @"Cannot rename");
}
#[test]
fn rename_string_annotation4() {
let test = cursor_test(
r#"
a: "None | MyClass<CURSOR>" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:2:12
|
2 | a: "None | MyClass" = 1
| ^^^^^^^
3 |
4 | class MyClass:
| -------
5 | """some docs"""
|
"#);
}
#[test]
fn rename_string_annotation5() {
let test = cursor_test(
r#"
a: "None | MyClass"<CURSOR> = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @"Cannot rename");
}
#[test]
fn rename_string_annotation_dangling1() {
let test = cursor_test(
r#"
a: "MyCl<CURSOR>ass |" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @"Cannot rename");
}
#[test]
fn rename_string_annotation_dangling2() {
let test = cursor_test(
r#"
a: "MyCl<CURSOR>ass | No" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:2:5
|
2 | a: "MyClass | No" = 1
| ^^^^^^^
3 |
4 | class MyClass:
| -------
5 | """some docs"""
|
"#);
}
#[test]
fn rename_string_annotation_dangling3() {
let test = cursor_test(
r#"
a: "MyClass | N<CURSOR>o" = 1
class MyClass:
"""some docs"""
"#,
);
assert_snapshot!(test.rename("MyNewClass"), @"Cannot rename");
}
#[test]
fn rename_match_name_stmt() {
let test = cursor_test(
r#"
def my_func(command: str):
match command.split():
case ["get", a<CURSOR>b]:
x = ab
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:4:22
|
2 | def my_func(command: str):
3 | match command.split():
4 | case ["get", ab]:
| ^^
5 | x = ab
| --
|
"#);
}
#[test]
fn rename_match_name_binding() {
let test = cursor_test(
r#"
def my_func(command: str):
match command.split():
case ["get", ab]:
x = a<CURSOR>b
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:4:22
|
2 | def my_func(command: str):
3 | match command.split():
4 | case ["get", ab]:
| ^^
5 | x = ab
| --
|
"#);
}
#[test]
fn rename_match_rest_stmt() {
let test = cursor_test(
r#"
def my_func(command: str):
match command.split():
case ["get", *a<CURSOR>b]:
x = ab
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:4:23
|
2 | def my_func(command: str):
3 | match command.split():
4 | case ["get", *ab]:
| ^^
5 | x = ab
| --
|
"#);
}
#[test]
fn rename_match_rest_binding() {
let test = cursor_test(
r#"
def my_func(command: str):
match command.split():
case ["get", *ab]:
x = a<CURSOR>b
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:4:23
|
2 | def my_func(command: str):
3 | match command.split():
4 | case ["get", *ab]:
| ^^
5 | x = ab
| --
|
"#);
}
#[test]
fn rename_match_as_stmt() {
let test = cursor_test(
r#"
def my_func(command: str):
match command.split():
case ["get", ("a" | "b") as a<CURSOR>b]:
x = ab
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:4:37
|
2 | def my_func(command: str):
3 | match command.split():
4 | case ["get", ("a" | "b") as ab]:
| ^^
5 | x = ab
| --
|
"#);
}
#[test]
fn rename_match_as_binding() {
let test = cursor_test(
r#"
def my_func(command: str):
match command.split():
case ["get", ("a" | "b") as ab]:
x = a<CURSOR>b
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 2 locations)
--> main.py:4:37
|
2 | def my_func(command: str):
3 | match command.split():
4 | case ["get", ("a" | "b") as ab]:
| ^^
5 | x = ab
| --
|
"#);
}
#[test]
fn rename_match_keyword_stmt() {
let test = cursor_test(
r#"
class Click:
__match_args__ = ("position", "button")
def __init__(self, pos, btn):
self.position: int = pos
self.button: str = btn
def my_func(event: Click):
match event:
case Click(x, button=a<CURSOR>b):
x = ab
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 2 locations)
--> main.py:10:30
|
8 | def my_func(event: Click):
9 | match event:
10 | case Click(x, button=ab):
| ^^
11 | x = ab
| --
|
");
}
#[test]
fn rename_match_keyword_binding() {
let test = cursor_test(
r#"
class Click:
__match_args__ = ("position", "button")
def __init__(self, pos, btn):
self.position: int = pos
self.button: str = btn
def my_func(event: Click):
match event:
case Click(x, button=ab):
x = a<CURSOR>b
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 2 locations)
--> main.py:10:30
|
8 | def my_func(event: Click):
9 | match event:
10 | case Click(x, button=ab):
| ^^
11 | x = ab
| --
|
");
}
#[test]
fn rename_match_class_name() {
let test = cursor_test(
r#"
class Click:
__match_args__ = ("position", "button")
def __init__(self, pos, btn):
self.position: int = pos
self.button: str = btn
def my_func(event: Click):
match event:
case Cl<CURSOR>ick(x, button=ab):
x = ab
"#,
);
assert_snapshot!(test.rename("XY"), @r#"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:7
|
2 | class Click:
| ^^^^^
3 | __match_args__ = ("position", "button")
4 | def __init__(self, pos, btn):
|
::: main.py:8:20
|
6 | self.button: str = btn
7 |
8 | def my_func(event: Click):
| -----
9 | match event:
10 | case Click(x, button=ab):
| -----
11 | x = ab
|
"#);
}
#[test]
fn rename_match_class_field_name() {
let test = cursor_test(
r#"
class Click:
__match_args__ = ("position", "button")
def __init__(self, pos, btn):
self.position: int = pos
self.button: str = btn
def my_func(event: Click):
match event:
case Click(x, but<CURSOR>ton=ab):
x = ab
"#,
);
assert_snapshot!(test.rename("XY"), @"Cannot rename");
}
#[test]
fn rename_typevar_name_stmt() {
let test = cursor_test(
r#"
type Alias1[A<CURSOR>B: int = bool] = tuple[AB, list[AB]]
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:13
|
2 | type Alias1[AB: int = bool] = tuple[AB, list[AB]]
| ^^ -- --
|
");
}
#[test]
fn rename_typevar_name_binding() {
let test = cursor_test(
r#"
type Alias1[AB: int = bool] = tuple[A<CURSOR>B, list[AB]]
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:13
|
2 | type Alias1[AB: int = bool] = tuple[AB, list[AB]]
| ^^ -- --
|
");
}
#[test]
fn rename_typevar_spec_stmt() {
let test = cursor_test(
r#"
from typing import Callable
type Alias2[**A<CURSOR>B = [int, str]] = Callable[AB, tuple[AB]]
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:3:15
|
2 | from typing import Callable
3 | type Alias2[**AB = [int, str]] = Callable[AB, tuple[AB]]
| ^^ -- --
|
");
}
#[test]
fn rename_typevar_spec_binding() {
let test = cursor_test(
r#"
from typing import Callable
type Alias2[**AB = [int, str]] = Callable[A<CURSOR>B, tuple[AB]]
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:3:15
|
2 | from typing import Callable
3 | type Alias2[**AB = [int, str]] = Callable[AB, tuple[AB]]
| ^^ -- --
|
");
}
#[test]
fn rename_typevar_tuple_stmt() {
let test = cursor_test(
r#"
type Alias3[*A<CURSOR>B = ()] = tuple[tuple[*AB], tuple[*AB]]
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:14
|
2 | type Alias3[*AB = ()] = tuple[tuple[*AB], tuple[*AB]]
| ^^ -- --
|
");
}
#[test]
fn rename_typevar_tuple_binding() {
let test = cursor_test(
r#"
type Alias3[*AB = ()] = tuple[tuple[*A<CURSOR>B], tuple[*AB]]
"#,
);
assert_snapshot!(test.rename("XY"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:14
|
2 | type Alias3[*AB = ()] = tuple[tuple[*AB], tuple[*AB]]
| ^^ -- --
|
");
}
#[test]
fn cannot_rename_import_module_component() {
// Test that we cannot rename parts of module names in import statements
let test = cursor_test(
"
import <CURSOR>os.path
x = os.path.join('a', 'b')
",
);
assert_snapshot!(test.prepare_rename(), @"Cannot rename");
}
#[test]
fn cannot_rename_from_import_module_component() {
// Test that we cannot rename parts of module names in from import statements
let test = cursor_test(
"
from os.<CURSOR>path import join
result = join('a', 'b')
",
);
assert_snapshot!(test.prepare_rename(), @"Cannot rename");
}
#[test]
fn cannot_rename_external_file() {
// This test verifies that we cannot rename a symbol when it's defined in a file
// that's outside the project (like a standard library function)
let test = cursor_test(
"
import os
x = <CURSOR>os.path.join('a', 'b')
",
);
assert_snapshot!(test.prepare_rename(), @"Cannot rename");
}
#[test]
fn rename_alias_at_import_statement() {
let test = CursorTest::builder()
.source(
"utils.py",
"
def test(): pass
",
)
.source(
"main.py",
"
from utils import test as <CURSOR>alias
result = alias()
",
)
.build();
assert_snapshot!(test.rename("new_alias"), @r"
info[rename]: Rename symbol (found 2 locations)
--> main.py:2:27
|
2 | from utils import test as alias
| ^^^^^
3 | result = alias()
| -----
|
");
}
#[test]
fn rename_alias_at_usage_site() {
// Test renaming an alias when the cursor is on the alias in the usage statement
let test = CursorTest::builder()
.source(
"utils.py",
"
def test(): pass
",
)
.source(
"main.py",
"
from utils import test as alias
result = <CURSOR>alias()
",
)
.build();
assert_snapshot!(test.rename("new_alias"), @r"
info[rename]: Rename symbol (found 2 locations)
--> main.py:2:27
|
2 | from utils import test as alias
| ^^^^^
3 | result = alias()
| -----
|
");
}
#[test]
fn rename_across_import_chain_with_mixed_aliases() {
// Test renaming a symbol that's imported across multiple files with mixed alias patterns
// File 1 (source.py): defines the original function
// File 2 (middle.py): imports without alias from source.py
// File 3 (consumer.py): imports with alias from middle.py
let test = CursorTest::builder()
.source(
"source.py",
"
def original_func<CURSOR>tion():
return 'Hello from source'
",
)
.source(
"middle.py",
"
from source import original_function
def wrapper():
return original_function()
result = original_function()
",
)
.source(
"consumer.py",
"
from middle import original_function as func_alias
def process():
return func_alias()
value1 = func_alias()
",
)
.build();
assert_snapshot!(test.rename("renamed_function"), @r"
info[rename]: Rename symbol (found 5 locations)
--> source.py:2:5
|
2 | def original_function():
| ^^^^^^^^^^^^^^^^^
3 | return 'Hello from source'
|
::: consumer.py:2:20
|
2 | from middle import original_function as func_alias
| -----------------
3 |
4 | def process():
|
::: middle.py:2:20
|
2 | from source import original_function
| -----------------
3 |
4 | def wrapper():
5 | return original_function()
| -----------------
6 |
7 | result = original_function()
| -----------------
|
");
}
#[test]
fn rename_alias_in_import_chain() {
let test = CursorTest::builder()
.source(
"file1.py",
"
def func1(): pass
",
)
.source(
"file2.py",
"
from file1 import func1 as func2
func2()
",
)
.source(
"file3.py",
"
from file2 import func2
class App:
def run(self):
return fu<CURSOR>nc2()
",
)
.build();
assert_snapshot!(test.rename("new_util_name"), @r"
info[rename]: Rename symbol (found 4 locations)
--> file3.py:2:19
|
2 | from file2 import func2
| ^^^^^
3 |
4 | class App:
5 | def run(self):
6 | return func2()
| -----
|
::: file2.py:2:28
|
2 | from file1 import func1 as func2
| -----
3 |
4 | func2()
| -----
|
");
}
#[test]
fn cannot_rename_keyword() {
// Test that we cannot rename Python keywords like "None"
let test = cursor_test(
"
def process_value(value):
if value is <CURSOR>None:
return 'empty'
return str(value)
",
);
assert_snapshot!(test.prepare_rename(), @"Cannot rename");
}
#[test]
fn cannot_rename_builtin_type() {
// Test that we cannot rename Python builtin types like "int"
let test = cursor_test(
"
def convert_to_number(value):
return <CURSOR>int(value)
",
);
assert_snapshot!(test.prepare_rename(), @"Cannot rename");
}
#[test]
fn rename_keyword_argument() {
// Test renaming a keyword argument and its corresponding parameter
let test = cursor_test(
"
def func(x, y=5):
return x + y
result = func(10, <CURSOR>y=20)
",
);
assert_snapshot!(test.rename("z"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:13
|
2 | def func(x, y=5):
| ^
3 | return x + y
| -
4 |
5 | result = func(10, y=20)
| -
|
");
}
#[test]
fn rename_parameter_with_keyword_argument() {
// Test renaming a parameter and its corresponding keyword argument
let test = cursor_test(
"
def func(x, <CURSOR>y=5):
return x + y
result = func(10, y=20)
",
);
assert_snapshot!(test.rename("z"), @r"
info[rename]: Rename symbol (found 3 locations)
--> main.py:2:13
|
2 | def func(x, y=5):
| ^
3 | return x + y
| -
4 |
5 | result = func(10, y=20)
| -
|
");
}
// TODO Should rename the alias
#[test]
fn import_alias() {
let test = CursorTest::builder()
.source(
"main.py",
r#"
import warnings
import warnings as <CURSOR>abc
x = abc
y = warnings
"#,
)
.build();
assert_snapshot!(test.rename("z"), @"Cannot rename");
}
// TODO Should rename the alias
#[test]
fn import_alias_use() {
let test = CursorTest::builder()
.source(
"main.py",
r#"
import warnings
import warnings as abc
x = abc<CURSOR>
y = warnings
"#,
)
.build();
assert_snapshot!(test.rename("z"), @"Cannot rename");
}
#[test]
fn rename_submodule_import_from_use() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .subpkg.submod import val
x = sub<CURSOR>pkg
"#,
)
.source("mypackage/subpkg/__init__.py", r#""#)
.source(
"mypackage/subpkg/submod.py",
r#"
val: int = 0
"#,
)
.build();
// TODO(submodule-imports): we should refuse to rename this (it's the name of a module)
assert_snapshot!(test.rename("mypkg"), @r"
info[rename]: Rename symbol (found 1 locations)
--> mypackage/__init__.py:4:5
|
2 | from .subpkg.submod import val
3 |
4 | x = subpkg
| ^^^^^^
|
");
}
#[test]
fn rename_submodule_import_from_def() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .sub<CURSOR>pkg.submod import val
x = subpkg
"#,
)
.source("mypackage/subpkg/__init__.py", r#""#)
.source(
"mypackage/subpkg/submod.py",
r#"
val: int = 0
"#,
)
.build();
// Refusing to rename is correct
assert_snapshot!(test.rename("mypkg"), @"Cannot rename");
}
#[test]
fn rename_submodule_import_from_wrong_use() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .subpkg.submod import val
x = sub<CURSOR>mod
"#,
)
.source("mypackage/subpkg/__init__.py", r#""#)
.source(
"mypackage/subpkg/submod.py",
r#"
val: int = 0
"#,
)
.build();
// Refusing to rename is good/fine here, it's an undefined reference
assert_snapshot!(test.rename("mypkg"), @"Cannot rename");
}
#[test]
fn rename_submodule_import_from_wrong_def() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .subpkg.sub<CURSOR>mod import val
x = submod
"#,
)
.source("mypackage/subpkg/__init__.py", r#""#)
.source(
"mypackage/subpkg/submod.py",
r#"
val: int = 0
"#,
)
.build();
// Refusing to rename is good here, it's a module name
assert_snapshot!(test.rename("mypkg"), @"Cannot rename");
}
#[test]
fn rename_submodule_import_from_confusing_shadowed_def() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .sub<CURSOR>pkg import subpkg
x = subpkg
"#,
)
.source(
"mypackage/subpkg/__init__.py",
r#"
subpkg: int = 10
"#,
)
.build();
// Refusing to rename is good here, it's the name of a module
assert_snapshot!(test.rename("mypkg"), @"Cannot rename");
}
#[test]
fn rename_submodule_import_from_confusing_real_def() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .subpkg import sub<CURSOR>pkg
x = subpkg
"#,
)
.source(
"mypackage/subpkg/__init__.py",
r#"
subpkg: int = 10
"#,
)
.build();
// Renaming the integer is correct
assert_snapshot!(test.rename("mypkg"), @r"
info[rename]: Rename symbol (found 3 locations)
--> mypackage/__init__.py:2:21
|
2 | from .subpkg import subpkg
| ^^^^^^
3 |
4 | x = subpkg
| ------
|
::: mypackage/subpkg/__init__.py:2:1
|
2 | subpkg: int = 10
| ------
|
");
}
#[test]
fn rename_submodule_import_from_confusing_use() {
let test = CursorTest::builder()
.source(
"mypackage/__init__.py",
r#"
from .subpkg import subpkg
x = sub<CURSOR>pkg
"#,
)
.source(
"mypackage/subpkg/__init__.py",
r#"
subpkg: int = 10
"#,
)
.build();
// TODO(submodule-imports): this is incorrect, we should rename the `subpkg` int
// and the RHS of the import statement (but *not* rename the LHS).
//
// However us being cautious here *would* be good as the rename will actually
// result in a `subpkg` variable still existing in this code, as the import's LHS
// `DefinitionKind::ImportFromSubmodule` would stop being overwritten by the RHS!
assert_snapshot!(test.rename("mypkg"), @r"
info[rename]: Rename symbol (found 1 locations)
--> mypackage/__init__.py:4:5
|
2 | from .subpkg import subpkg
3 |
4 | x = subpkg
| ^^^^^^
|
");
}
}