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Shell

Struct Shell 

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pub struct Shell {
    pub nth: usize,
    pub pid: Pid,
    pub shlvl: u32,
    pub subshell: u32,
    pub joined: Stamp,
    pub bash: Bash,
    pub options: Options,
    pub brought: Vec<String>,
}
Expand description

A shell in a run: which bash it is, where it sits, and what it had switched on when it joined.

Made once, from the account a shell gives before it says anything else. A reaction is handed one at construction, so nothing about a shell is ever a parameter afterwards.

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§nth: usize

The order it joined in, counting from zero.

§pid: Pid§shlvl: u32§subshell: u32

$BASH_SUBSHELL. A subshell has a $BASHPID of its own and so joins as a shell of its own, which is why this is fixed for the shell’s life.

§joined: Stamp

When it joined, on both clocks.

§bash: Bash§options: Options§brought: Vec<String>

The words its join carried — BC_JOIN <label> <dir> word… — verbatim, and empty where the join brought none. An arglist like a message’s: key value pairs are a convention a client reads with field.

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impl Clone for Shell

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fn clone(&self) -> Shell

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Shell

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

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for Shell

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Eq for Shell

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impl PartialEq for Shell

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

Equality operator ==. Read more
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fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl Serialize for Shell

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

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for Shell

Auto Trait Implementations§

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impl Freeze for Shell

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impl RefUnwindSafe for Shell

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impl Send for Shell

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impl Sync for Shell

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impl Unpin for Shell

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impl UnsafeUnpin for Shell

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impl UnwindSafe for Shell

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.