Enum UnaryPredicate 

pub enum UnaryPredicate {
    FileExists,
    FileExistsAndIsBlockSpecialFile,
    FileExistsAndIsCharSpecialFile,
    FileExistsAndIsDir,
    FileExistsAndIsRegularFile,
    FileExistsAndIsSetgid,
    FileExistsAndIsSymlink,
    FileExistsAndHasStickyBit,
    FileExistsAndIsFifo,
    FileExistsAndIsReadable,
    FileExistsAndIsNotZeroLength,
    FdIsOpenTerminal,
    FileExistsAndIsSetuid,
    FileExistsAndIsWritable,
    FileExistsAndIsExecutable,
    FileExistsAndOwnedByEffectiveGroupId,
    FileExistsAndModifiedSinceLastRead,
    FileExistsAndOwnedByEffectiveUserId,
    FileExistsAndIsSocket,
    ShellOptionEnabled,
    ShellVariableIsSetAndAssigned,
    ShellVariableIsSetAndNameRef,
    StringHasZeroLength,
    StringHasNonZeroLength,
}

A unary predicate usable in an extended test expression.

Variants

FileExists

Computes if the operand is a path to an existing file.

FileExistsAndIsBlockSpecialFile

Computes if the operand is a path to an existing block device file.

FileExistsAndIsCharSpecialFile

Computes if the operand is a path to an existing character device file.

FileExistsAndIsDir

Computes if the operand is a path to an existing directory.

FileExistsAndIsRegularFile

Computes if the operand is a path to an existing regular file.

FileExistsAndIsSetgid

Computes if the operand is a path to an existing file with the setgid bit set.

FileExistsAndIsSymlink

Computes if the operand is a path to an existing symbolic link.

FileExistsAndHasStickyBit

Computes if the operand is a path to an existing file with the sticky bit set.

FileExistsAndIsFifo

Computes if the operand is a path to an existing FIFO file.

FileExistsAndIsReadable

Computes if the operand is a path to an existing file that is readable.

FileExistsAndIsNotZeroLength

Computes if the operand is a path to an existing file with a non-zero length.

FdIsOpenTerminal

Computes if the operand is a file descriptor that is an open terminal.

FileExistsAndIsSetuid

Computes if the operand is a path to an existing file with the setuid bit set.

FileExistsAndIsWritable

Computes if the operand is a path to an existing file that is writable.

FileExistsAndIsExecutable

Computes if the operand is a path to an existing file that is executable.

FileExistsAndOwnedByEffectiveGroupId

Computes if the operand is a path to an existing file owned by the current context’s effective group ID.

FileExistsAndModifiedSinceLastRead

Computes if the operand is a path to an existing file that has been modified since last being read.

FileExistsAndOwnedByEffectiveUserId

Computes if the operand is a path to an existing file owned by the current context’s effective user ID.

FileExistsAndIsSocket

Computes if the operand is a path to an existing socket file.

ShellOptionEnabled

Computes if the operand is a ‘set -o’ option that is enabled.

ShellVariableIsSetAndAssigned

Computes if the operand names a shell variable that is set and assigned a value.

ShellVariableIsSetAndNameRef

Computes if the operand names a shell variable that is set and of nameref type.

StringHasZeroLength

Computes if the operand is a string with zero length.

StringHasNonZeroLength

Computes if the operand is a string with non-zero length.

Trait Implementations

impl<'arbitrary> Arbitrary<'arbitrary> for UnaryPredicate

Available on crate feature arbitrary only.

fn arbitrary(u: &mut Unstructured<'arbitrary>) -> Result<Self>

Generate an arbitrary value of Self from the given unstructured data.

fn arbitrary_take_rest(u: Unstructured<'arbitrary>) -> Result<Self>

Generate an arbitrary value of Self from the entirety of the given unstructured data.

fn size_hint(depth: usize) -> (usize, Option<usize>)

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

fn try_size_hint( depth: usize, ) -> Result<(usize, Option<usize>), MaxRecursionReached>

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

impl Clone for UnaryPredicate

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for UnaryPredicate

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for UnaryPredicate

Available on crate features serde only.

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for UnaryPredicate

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

Formats the value using the given formatter.

impl Eq for UnaryPredicate

Available on crate features serde only.

impl PartialEq for UnaryPredicate

Available on crate features serde only.

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for UnaryPredicate

Available on crate features serde only.

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for UnaryPredicate

Available on crate features serde only.