ReplTerminal

Struct ReplTerminal 

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

REPL terminal interface with line editing and history

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impl ReplTerminal

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pub fn with_config( terminal_config: TerminalConfig, history_config: HistoryConfig, ) -> Result<Self>

Create a new REPL terminal with configuration

§Arguments
  • terminal_config - Terminal appearance configuration
  • history_config - Command history configuration
§Errors

Returns error if reedline initialization fails.

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pub fn read_line(&mut self, prompt: &str) -> Result<Option<String>>

Read a line of input from the user

Returns:

  • Ok(Some(line)) - User entered a line
  • Ok(None) - User pressed Ctrl-C (interrupt)
  • Err(_) - User pressed Ctrl-D (exit) or other error
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pub fn read_line_default(&mut self) -> Result<Option<String>>

Read a line using the default prompt

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pub fn prompt(&self) -> String

Get the formatted prompt string

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pub fn continuation_prompt(&self) -> String

Get the formatted continuation prompt for multi-line input

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pub fn save_history(&mut self) -> Result<()>

Save command history to disk

With FileBackedHistory, history is automatically saved. This method is retained for API compatibility.

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pub fn color_enabled(&self) -> bool

Check if colors are enabled

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pub fn print_error(&self, msg: &str)

Print an error message with appropriate formatting

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pub fn print_result(&self, value: &str)

Print a result value with appropriate formatting

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pub fn print_output(&self, output: &str)

Print output (stdout from evaluation)

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pub fn print_help(&self, content: &str)

Print help content with appropriate formatting

Automatically pages content if it exceeds terminal height.

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pub fn print_banner(&self, metadata: &SystemMetadata)

Print the welcome banner with system metadata

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pub fn print_goodbye(&self)

Print a goodbye message

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

Clear the terminal screen and move cursor to top

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pub fn config(&self) -> &TerminalConfig

Get the terminal configuration

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