20 lines
485 B
Rust
20 lines
485 B
Rust
use regex::Regex;
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pub fn get_ipfs_url(cid: &str) -> String {
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format!("ipfs://{}", cid)
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}
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#[derive(thiserror::Error, Debug)]
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#[error("parse error")]
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pub struct ParseError;
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#[allow(dead_code)]
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pub fn parse_ipfs_url(url: &str) -> Result<String, ParseError> {
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let regexp = Regex::new(r"ipfs://(?P<cid>\w+)").unwrap();
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let caps = regexp.captures(url).ok_or(ParseError)?;
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let cid = caps.name("cid")
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.ok_or(ParseError)?
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.as_str().to_string();
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Ok(cid)
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}
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