[−][src]Trait redis::ToRedisArgs
Used to convert a value into one or multiple redis argument strings. Most values will produce exactly one item but in some cases it might make sense to produce more than one.
Required methods
pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
This writes the value into a vector of bytes. Each item is a single argument. Most items generate a single item.
The exception to this rule currently are vectors of items.
Provided methods
pub fn to_redis_args(&self) -> Vec<Vec<u8>>
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This converts the value into a vector of bytes. Each item is a single argument. Most items generate a vector of a single item.
The exception to this rule currently are vectors of items.
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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Returns an information about the contained value with regards
to it's numeric behavior in a redis context. This is used in
some high level concepts to switch between different implementations
of redis functions (for instance INCR
vs INCRBYFLOAT
).
pub fn is_single_arg(&self) -> bool
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Returns an indiciation if the value contained is exactly one
argument. It returns false if it's zero or more than one. This
is used in some high level functions to intelligently switch
between GET
and MGET
variants.
Implementations on Foreign Types
impl ToRedisArgs for u8
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn make_arg_vec<W: ?Sized>(items: &[u8], out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_vec_arg(_items: &[u8]) -> bool
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impl ToRedisArgs for i8
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for i16
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for u16
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for i32
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for u32
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for i64
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for u64
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for isize
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for usize
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for f32
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for f64
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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impl ToRedisArgs for bool
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl ToRedisArgs for String
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl<'a> ToRedisArgs for &'a String
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl<'a> ToRedisArgs for &'a str
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl<T: ToRedisArgs> ToRedisArgs for Vec<T>
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<T: ToRedisArgs> ToRedisArgs for Option<T>
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn describe_numeric_behavior(&self) -> NumericBehavior
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pub fn is_single_arg(&self) -> bool
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impl<T: ToRedisArgs + Hash + Eq, S: BuildHasher + Default> ToRedisArgs for HashSet<T, S>
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@note: Redis cannot store empty sets so the application has to check whether the set is empty and if so, not attempt to use that result
pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<T: ToRedisArgs + Hash + Eq + Ord> ToRedisArgs for BTreeSet<T>
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@note: Redis cannot store empty sets so the application has to check whether the set is empty and if so, not attempt to use that result
pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<T: ToRedisArgs + Hash + Eq + Ord, V: ToRedisArgs> ToRedisArgs for BTreeMap<T, V>
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this flattens BTreeMap into something that goes well with HMSET @note: Redis cannot store empty sets so the application has to check whether the set is empty and if so, not attempt to use that result
pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 0]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 1]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 2]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 3]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 4]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 5]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 6]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 7]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 8]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 9]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 10]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 11]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 12]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 13]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 14]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 15]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 16]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 17]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 18]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 19]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 20]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 21]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 22]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 23]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 24]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 25]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 26]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 27]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 28]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 29]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 30]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 31]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl<'a, T: ToRedisArgs> ToRedisArgs for &'a [T; 32]
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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Implementors
impl ToRedisArgs for Rule
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl ToRedisArgs for Unit
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl ToRedisArgs for StreamMaxlen
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl ToRedisArgs for RadiusOptions
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
pub fn is_single_arg(&self) -> bool
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impl ToRedisArgs for StreamClaimOptions
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl ToRedisArgs for StreamReadOptions
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,
impl<T: ToRedisArgs> ToRedisArgs for Coord<T>
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pub fn write_redis_args<W: ?Sized>(&self, out: &mut W) where
W: RedisWrite,
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W: RedisWrite,