athena_rs 3.3.0

Database gateway API
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34

//! Parsers and helpers for SQL and related inputs.
//!
//! Submodules contain concrete parsers.
pub mod query_builder;
pub mod sql;

use std::env::var;
use tokio::time::Duration;

pub fn parse_env_reference(uri: &str) -> Option<String> {
    uri.strip_prefix("${")
        .and_then(|value| value.strip_suffix('}'))
        .map(str::to_string)
}

pub fn resolve_postgres_uri(uri: &str) -> String {
    if let Some(env_name) = parse_env_reference(uri) {
        var(env_name).unwrap_or_else(|_| uri.to_string())
    } else {
        uri.to_string()
    }
}

pub fn parse_secs_or_default(value: Option<&String>, default_secs: u64) -> Duration {
    Duration::from_secs(
        value
            .and_then(|v| v.parse::<u64>().ok())
            .unwrap_or(default_secs),
    )
}

pub fn parse_usize(value: &str) -> Option<usize> {
    value.parse().ok()
}