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fix(embedded): Always generate valid package names #12349

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merged 3 commits into from
Jul 11, 2023
Merged

fix(embedded): Always generate valid package names #12349

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09d6c79
test(script): Verify existing leading number behavior
epage Jul 11, 2023
87be661
fix(embedded): Don't generate package names with invalid leading digit
epage Jul 11, 2023
7d4e39c
fix(embedded): Don't generate empty package names
epage Jul 11, 2023
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15 changes: 7 additions & 8 deletions src/cargo/util/restricted_names.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -87,23 +87,22 @@ pub fn validate_package_name(name: &str, what: &str, help: &str) -> CargoResult<
pub fn sanitize_package_name(name: &str, placeholder: char) -> String {
let mut slug = String::new();
let mut chars = name.chars();
if let Some(ch) = chars.next() {
if ch.is_digit(10) {
slug.push(placeholder);
slug.push(ch);
} else if unicode_xid::UnicodeXID::is_xid_start(ch) || ch == '_' {
while let Some(ch) = chars.next() {
if (unicode_xid::UnicodeXID::is_xid_start(ch) || ch == '_') && !ch.is_digit(10) {
slug.push(ch);
} else {
slug.push(placeholder);
break;
}
}
for ch in chars {
while let Some(ch) = chars.next() {
if unicode_xid::UnicodeXID::is_xid_continue(ch) || ch == '-' {
slug.push(ch);
} else {
slug.push(placeholder);
}
}
if slug.is_empty() {
slug.push_str("package");
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}
slug
}

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46 changes: 46 additions & 0 deletions tests/testsuite/script.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -543,6 +543,52 @@ args: []
.run();
}

#[cargo_test]
fn test_name_has_leading_number() {
let script = ECHO_SCRIPT;
let p = cargo_test_support::project()
.file("42answer.rs", script)
.build();

p.cargo("-Zscript -v 42answer.rs")
.masquerade_as_nightly_cargo(&["script"])
.with_stdout(
r#"bin: [..]/debug/answer[EXE]
args: []
"#,
)
.with_stderr(
r#"[WARNING] `package.edition` is unspecifiead, defaulting to `2021`
[COMPILING] answer v0.0.0 ([ROOT]/foo)
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]s
[RUNNING] `[..]/debug/answer[EXE]`
"#,
)
.run();
}

#[cargo_test]
fn test_name_is_number() {
let script = ECHO_SCRIPT;
let p = cargo_test_support::project().file("42.rs", script).build();

p.cargo("-Zscript -v 42.rs")
.masquerade_as_nightly_cargo(&["script"])
.with_stdout(
r#"bin: [..]/debug/package[EXE]
args: []
"#,
)
.with_stderr(
r#"[WARNING] `package.edition` is unspecifiead, defaulting to `2021`
[COMPILING] package v0.0.0 ([ROOT]/foo)
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]s
[RUNNING] `[..]/debug/package[EXE]`
"#,
)
.run();
}

#[cargo_test]
fn script_like_dir() {
let p = cargo_test_support::project()
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