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History

interaction

Struct History 

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pub struct History { /* private fields */ }
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The struct is to management the history of command line.

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impl History

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pub fn new(limit: usize) -> Self

Initialize history. limit is the maximum size of history. If limit is zero, unlimited.

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pub fn append(&mut self, history: Vec<u8>)

Append a new command.

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pub fn load<P: AsRef<Path>>(&mut self, file_path: P) -> Result<()>

Load a history from the given file_path.

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pub fn save<P: AsRef<Path>>(&mut self, file_path: P) -> Result<()>

Save the history to the given file_path.

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