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33 lines
527 B
33 lines
527 B
3 years ago
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pub struct Post {
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state: Option<Box<dyn State>>,
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content: String,
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}
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// ANCHOR: here
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impl Post {
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// --snip--
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// ANCHOR_END: here
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pub fn new() -> Post {
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Post {
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state: Some(Box::new(Draft {})),
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content: String::new(),
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}
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}
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pub fn add_text(&mut self, text: &str) {
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self.content.push_str(text);
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}
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// ANCHOR: here
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pub fn content(&self) -> &str {
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""
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}
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}
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// ANCHOR_END: here
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trait State {}
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struct Draft {}
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impl State for Draft {}
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