VirtualRoot

Struct VirtualRoot 

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pub struct VirtualRoot<Marker = ()> { /* private fields */ }
Expand description

SUMMARY: Provide a user‑facing virtual root that produces VirtualPath values clamped to a boundary.

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impl<Marker> VirtualRoot<Marker>

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pub fn try_new<P: AsRef<Path>>(root_path: P) -> Result<Self>

SUMMARY: Create a VirtualRoot from an existing directory.

PARAMETERS:

  • root_path (AsRef<Path>): Existing directory to anchor the virtual root.

RETURNS:

  • Result<VirtualRoot<Marker>>: New virtual root with clamped operations.

ERRORS:

  • StrictPathError::InvalidRestriction: Root invalid or cannot be canonicalized.

EXAMPLE: Uses AsRef<Path> for maximum ergonomics, including direct TempDir support for clean shadowing patterns:

use strict_path::VirtualRoot;
let tmp_dir = tempfile::tempdir()?;
let tmp_dir = VirtualRoot::<()>::try_new(tmp_dir)?; // Clean variable shadowing
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pub fn metadata(&self) -> Result<Metadata>

SUMMARY: Return filesystem metadata for the underlying root directory.

SUMMARY: Create a symbolic link at link_path pointing to this root’s underlying directory.

SUMMARY: Create a hard link at link_path pointing to this root’s underlying directory.

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pub fn read_dir(&self) -> Result<ReadDir>

SUMMARY: Read directory entries at the virtual root (discovery). Re‑join names through virtual/strict APIs before I/O.

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pub fn remove_dir(&self) -> Result<()>

SUMMARY: Remove the underlying root directory (non‑recursive); fails if not empty.

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pub fn remove_dir_all(&self) -> Result<()>

SUMMARY: Recursively remove the underlying root directory and all its contents.

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pub fn try_new_create<P: AsRef<Path>>(root_path: P) -> Result<Self>

SUMMARY: Ensure the directory exists (create if missing), then return a VirtualRoot.

EXAMPLE: Uses AsRef<Path> for maximum ergonomics, including direct TempDir support for clean shadowing patterns:

use strict_path::VirtualRoot;
let tmp_dir = tempfile::tempdir()?;
let tmp_dir = VirtualRoot::<()>::try_new_create(tmp_dir)?; // Clean variable shadowing
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pub fn virtual_join<P: AsRef<Path>>( &self, candidate_path: P, ) -> Result<VirtualPath<Marker>>

SUMMARY: Join a candidate path to this virtual root, producing a clamped VirtualPath.

PARAMETERS:

  • candidate_path (AsRef<Path>): Virtual path to resolve and clamp.

RETURNS:

  • Result<VirtualPath<Marker>>: Clamped, validated path within the virtual root.

ERRORS:

  • StrictPathError::PathResolutionError, StrictPathError::PathEscapesBoundary.
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pub fn interop_path(&self) -> &OsStr

SUMMARY: Return the virtual root path as &OsStr for allocation‑free AsRef<Path> interop.

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pub fn exists(&self) -> bool

Returns true if the underlying path boundary root exists.

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pub fn as_unvirtual(&self) -> &PathBoundary<Marker>

SUMMARY: Borrow the underlying PathBoundary.

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pub fn unvirtual(self) -> PathBoundary<Marker>

SUMMARY: Consume this VirtualRoot and return the underlying PathBoundary (symmetry with virtualize).

Trait Implementations§

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impl<Marker> AsRef<Path> for VirtualRoot<Marker>

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fn as_ref(&self) -> &Path

Converts this type into a shared reference of the (usually inferred) input type.
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impl<Marker: Clone> Clone for VirtualRoot<Marker>

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fn clone(&self) -> VirtualRoot<Marker>

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<Marker> Debug for VirtualRoot<Marker>

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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<Marker> Display for VirtualRoot<Marker>

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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<Marker: Default> FromStr for VirtualRoot<Marker>

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fn from_str(path: &str) -> Result<Self, Self::Err>

Parse a VirtualRoot from a string path for universal ergonomics.

Creates the directory if it doesn’t exist, enabling seamless integration with any string-parsing context (clap, config files, environment variables, etc.):

let temp_dir = tempfile::tempdir()?;
let virtual_path = temp_dir.path().join("virtual_dir");
let vroot: VirtualRoot<()> = virtual_path.to_string_lossy().parse()?;
assert!(virtual_path.exists());
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type Err = StrictPathError

The associated error which can be returned from parsing.
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impl<Marker> Hash for VirtualRoot<Marker>

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<Marker> Ord for VirtualRoot<Marker>

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fn cmp(&self, other: &Self) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl<Marker> PartialEq<&Path> for VirtualRoot<Marker>

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Marker> PartialEq<Path> for VirtualRoot<Marker>

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Marker> PartialEq<PathBoundary<Marker>> for VirtualRoot<Marker>

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fn eq(&self, other: &PathBoundary<Marker>) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Marker> PartialEq<PathBuf> for VirtualRoot<Marker>

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Marker> PartialEq<VirtualRoot<Marker>> for PathBoundary<Marker>

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fn eq(&self, other: &VirtualRoot<Marker>) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Marker> PartialEq for VirtualRoot<Marker>

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Marker> PartialOrd<&Path> for VirtualRoot<Marker>

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fn partial_cmp(&self, other: &&Path) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<Marker> PartialOrd<Path> for VirtualRoot<Marker>

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fn partial_cmp(&self, other: &Path) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · Source§

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

Tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · Source§

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

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 · Source§

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

Tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · Source§

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

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<Marker> PartialOrd<PathBuf> for VirtualRoot<Marker>

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fn partial_cmp(&self, other: &PathBuf) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · Source§

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

Tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · Source§

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

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 · Source§

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

Tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · Source§

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

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<Marker> PartialOrd for VirtualRoot<Marker>

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fn partial_cmp(&self, other: &Self) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · Source§

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

Tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · Source§

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

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 · Source§

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

Tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · Source§

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

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<Marker> Eq for VirtualRoot<Marker>

Auto Trait Implementations§

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impl<Marker> Freeze for VirtualRoot<Marker>

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impl<Marker> RefUnwindSafe for VirtualRoot<Marker>
where Marker: RefUnwindSafe,

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impl<Marker> Send for VirtualRoot<Marker>
where Marker: Send,

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impl<Marker> Sync for VirtualRoot<Marker>
where Marker: Sync,

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impl<Marker> Unpin for VirtualRoot<Marker>
where Marker: Unpin,

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impl<Marker> UnwindSafe for VirtualRoot<Marker>
where Marker: UnwindSafe,

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

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fn to_string(&self) -> String

Converts the given value to a String. 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.