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ProcessTerminal

Struct ProcessTerminal 

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pub struct ProcessTerminal { /* private fields */ }
Expand description

Real terminal backed by stdout.

Uses crossterm for raw-mode management, alternate screen, and cursor control. When constructed via new_test (available under #[cfg(test)]), it writes to an in-memory buffer and reports a fixed size of 80×24, which is useful for unit-testing code paths that require a Terminal but do not need a real TTY.

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impl ProcessTerminal

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pub fn new() -> Self

Create a terminal connected to the process stdout.

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impl Terminal for ProcessTerminal

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fn start(&mut self) -> Result<()>

Enter raw mode, alternate screen, and hide the cursor.
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fn stop(&mut self) -> Result<()>

Leave raw mode, alternate screen, and show the cursor.
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fn write(&mut self, data: &str) -> Result<()>

Write raw data to the terminal.
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fn size(&self) -> Result<(u16, u16)>

Return the current terminal size as (cols, rows).
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fn move_cursor(&mut self, row: u16, col: u16) -> Result<()>

Move the hardware cursor to (row, col).
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fn hide_cursor(&mut self) -> Result<()>

Hide the hardware cursor.
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fn show_cursor(&mut self) -> Result<()>

Show the hardware cursor.

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

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fn type_id(&self) -> TypeId

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

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fn borrow(&self) -> &T

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

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

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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, 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.