2019-10-06 23:28:39 +02:00
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use std::collections::HashMap;
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2019-10-10 17:39:34 +02:00
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use chrono::NaiveDateTime;
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2019-10-06 23:28:39 +02:00
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mod tokenizer;
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mod parser;
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pub use parser::Parser;
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2019-10-10 17:39:34 +02:00
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pub trait GetValue<'a, R: 'a> {
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fn get(&'a self, key: &'_ str) -> Option<R>;
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}
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2019-10-07 00:12:31 +02:00
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pub type Props = Vec<(String, String)>;
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2019-10-06 23:28:39 +02:00
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#[derive(Debug, PartialEq)]
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pub struct Object {
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pub name: String,
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2019-10-07 00:12:31 +02:00
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pub content: HashMap<String, (Props, String)>,
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2019-10-10 18:27:39 +02:00
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pub children: Vec<Box<Object>>,
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2019-10-07 00:12:31 +02:00
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}
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2019-10-10 17:39:34 +02:00
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impl<'a> GetValue<'a, &'a str> for Object {
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fn get(&'a self, key: &'_ str) -> Option<&'a str> {
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2019-10-07 00:12:31 +02:00
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self.content.get(key)
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2019-10-07 00:20:42 +02:00
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.map(|(_props, value)| value.as_ref())
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2019-10-07 00:12:31 +02:00
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}
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2019-10-06 23:28:39 +02:00
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}
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2019-10-10 17:39:34 +02:00
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impl<'a> GetValue<'a, String> for Object {
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fn get(&self, key: &'_ str) -> Option<String> {
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self.content.get(key)
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.map(|(_props, value)| value.clone())
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}
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}
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2019-10-10 18:27:39 +02:00
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// TODO: TZID, offset
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2019-10-10 17:39:34 +02:00
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impl<'a> GetValue<'a, NaiveDateTime> for Object {
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fn get(&self, key: &'_ str) -> Option<NaiveDateTime> {
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let s = self.get(key)?;
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NaiveDateTime::parse_from_str(s, "%Y%m%dT%H%M%SZ")
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.or_else(|_| NaiveDateTime::parse_from_str(s, "%Y%m%dT%H%M%S"))
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.or_else(|_| NaiveDateTime::parse_from_str(s, "%Y%m%d"))
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.ok()
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}
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}
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