Enum browserslist::Error

source · [−]

pub enum Error {
Show 17 variants
    Nom(String),
    InvalidDate(String),
    NotAtFirst(String),
    BrowserNotFound(String),
    UnknownElectronVersion(String),
    UnknownNodejsVersion(String),
    UnknownBrowserVersion(String, String),
    UnsupportedCurrentNode,
    UnknownBrowserFeature(String),
    UnknownRegion(String),
    UnknownQuery(String),
    DuplicatedSection(String),
    FailedToReadConfig(String),
    MissingFieldInPkg(String),
    DuplicatedConfig(String, &'static str, &'static str),
    FailedToAccessCurrentDir,
    MissingEnv(String),
}

Expand description

The errors may occur when querying with browserslist.

Variants

`Nom(String)`

Error of parsing query.

`InvalidDate(String)`

Date format is invalid.

`NotAtFirst(String)`

Query can’t start with a negated query which starts with not.

`BrowserNotFound(String)`

The given browser name can’t be found.

`UnknownElectronVersion(String)`

The given Electron version can’t be found.

`UnknownNodejsVersion(String)`

The given Node.js version can’t be found.

`UnknownBrowserVersion(String, String)`

The given version of the given browser can’t be found.

`UnsupportedCurrentNode`

Current environment doesn’t support querying current node, for example, running this library on Non-Node.js platform or no Node.js installed.

`UnknownBrowserFeature(String)`

Unknown browser feature.

`UnknownRegion(String)`

Unknown Can I Use region.

`UnknownQuery(String)`

Query can’t be recognized.

`DuplicatedSection(String)`

Duplicated section in configuration.

`FailedToReadConfig(String)`

Failed to read config.

`MissingFieldInPkg(String)`

Missing browserslist field in package.json file.

`DuplicatedConfig(String, &'static str, &'static str)`

Duplicated configuration found.

`FailedToAccessCurrentDir`

Failed to access the current working directory.

`MissingEnv(String)`

Missing config corresponding to specific environment.

Trait Implementations

impl Clone for Error

fn clone(&self) -> Error

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for Error

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Display for Error

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Error for Error

1.30.0 · source

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more

fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred. Read more

1.0.0 · source

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

1.0.0 · source

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl<'a> From<Err<Error<&'a str>>> for Error

fn from(e: Err<Error<&'a str>>) -> Self

Performs the conversion.

impl PartialEq<Error> for Error

fn eq(&self, other: &Error) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

fn ne(&self, other: &Error) -> bool

This method tests for !=.

impl Eq for Error

impl StructuralEq for Error

impl StructuralPartialEq for Error

Auto Trait Implementations

impl RefUnwindSafe for Error

impl Send for Error

impl Sync for Error

impl Unpin for Error

impl UnwindSafe for Error

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T where
T: Display + ?Sized,

pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.