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Fix validation check for package name

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This commit is contained in:
d0cd 2022-10-13 14:14:39 -05:00
parent e5dccc1d2c
commit b21860fb38
1 changed files with 15 additions and 34 deletions
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49
leo/package/src/package.rs
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@ -51,9 +51,8 @@ impl Package {
/// Returns `true` if the package name is valid.
///
/// Package names must be lowercase and composed solely
/// of ASCII alphanumeric characters, and may be word-separated
/// by a single dash '-'.
/// Package names must be composed solely of ASCII alphanumeric characters,
/// and may be word-separated by a single underscore '_'.
pub fn is_package_name_valid(package_name: &str) -> bool {
// Check that the package name is nonempty.
if package_name.is_empty() {
@ -61,47 +60,27 @@ impl Package {
return false;
}
let mut previous = package_name.chars().next().unwrap();
let first = package_name.chars().next().unwrap();
// Check that the first character is not a dash.
if previous == '-' {
tracing::error!("Project names cannot begin with a dash");
if first == '_' {
tracing::error!("Project names cannot begin with an underscore");
return false;
}
// Check that the first character is not a number.
if previous.is_numeric() {
if first.is_numeric() {
tracing::error!("Project names cannot begin with a number");
return false;
}
// Iterate and check that the package name is valid.
for current in package_name.chars() {
// Check that the package name is lowercase.
if current.is_ascii_uppercase() && current != '-' {
tracing::error!("Project names must be all lowercase");
// Check that the package name contains only ASCII alphanumeric or underscores.
if !current.is_ascii_alphanumeric() && current != '_' {
tracing::error!("Project names must can only contain ASCII alphanumeric characters and underscores.");
return false;
}
// Check that the package name is only ASCII alphanumeric or a dash.
if !current.is_ascii_alphanumeric() && current != '-' {
tracing::error!("Project names must be ASCII alphanumeric, and may be word-separated with a dash");
return false;
}
// If the previous character was a dash, check that the current character is not a dash.
if previous == '-' && current == '-' {
tracing::error!("Project names may only be word-separated by one dash");
return false;
}
previous = current;
}
// Check that the last character is not a dash.
if previous == '-' {
tracing::error!("Project names cannot end with a dash");
return false;
}
true
@ -202,22 +181,24 @@ mod tests {
#[test]
fn test_is_package_name_valid() {
assert!(Package::is_package_name_valid("foo"));
assert!(Package::is_package_name_valid("foo-bar"));
assert!(Package::is_package_name_valid("foo-bar-baz"));
assert!(Package::is_package_name_valid("foo_bar"));
assert!(Package::is_package_name_valid("foo1"));
assert!(Package::is_package_name_valid("foo-1"));
assert!(Package::is_package_name_valid("foo_bar___baz_"));
assert!(!Package::is_package_name_valid("foo-bar"));
assert!(!Package::is_package_name_valid("foo-bar-baz"));
assert!(!Package::is_package_name_valid("foo-1"));
assert!(!Package::is_package_name_valid(""));
assert!(!Package::is_package_name_valid("-"));
assert!(!Package::is_package_name_valid("-foo"));
assert!(!Package::is_package_name_valid("-foo-"));
assert!(!Package::is_package_name_valid("_foo"));
assert!(!Package::is_package_name_valid("foo--bar"));
assert!(!Package::is_package_name_valid("foo---bar"));
assert!(!Package::is_package_name_valid("foo--bar--baz"));
assert!(!Package::is_package_name_valid("foo---bar---baz"));
assert!(!Package::is_package_name_valid("foo*bar"));
assert!(!Package::is_package_name_valid("foo,bar"));
assert!(!Package::is_package_name_valid("foo_bar"));
assert!(!Package::is_package_name_valid("1-foo"));
}
}