Function parse_date 

pub fn parse_date(input: &str) -> Result<NaiveDate>

Parses a date from either natural language or YYYY-MM-DD format.

Supported formats

Natural language:

• today, tomorrow, yesterday
• in N days (e.g., in 3 days)
• in N weeks (e.g., in 2 weeks)
• in N months (e.g., in 1 month)
• monday, next friday, next monday
• jan 15, march 20, december 25

Strict format:

• YYYY-MM-DD (e.g., 2026-02-20)

Errors

Returns a descriptive error if the input cannot be parsed in any supported format, listing examples to guide the user.

Examples

use rustodo::date_parser::parse_date;

let date = parse_date("tomorrow").unwrap();
let date = parse_date("next friday").unwrap();
let date = parse_date("in 3 days").unwrap();
let date = parse_date("in 2 weeks").unwrap();
let date = parse_date("in 1 month").unwrap();
let date = parse_date("2026-02-20").unwrap();