Struct simple_text_editor::text::Text

pub struct Text { /* fields omitted */ }

Represents the buffer of characters which are operated on by the commands, and the stack of operations that are eligible for undo commands.

Implementations

impl Text

use simple_text_editor::ops;
use simple_text_editor::text::Text;
let (num_ops, ops) = ops::parse(r#"4
1 hello
2 1
2 1
1 p me!
"#).unwrap();
let mut text = Text::new("", num_ops);
text.apply(ops);
assert_eq!(text.output(), "help me!".to_string());

pub fn new(init: impl AsRef<str>, num_ops: usize) -> Self

Creates a new Text instance, which can start from an initial state instead of an empty buffer.

pub fn apply(&mut self, ops: Vec<Operation<'_>>)

Mutates the Text instance by executing each operation in ops serially.

pub fn output(self) -> String

Returns the current state of the Text instance's internal buffer.

Trait Implementations

impl Debug for Text

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

Formats the value using the given formatter.