97 lines
3.2 KiB
Rust
97 lines
3.2 KiB
Rust
use super::logic::{eq, gt, gte, lt, lte, ne};
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use super::math_basic::MAX_INT;
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use crate::def_package;
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use crate::module::FuncReturn;
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use crate::parser::INT;
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use crate::result::EvalAltResult;
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use crate::token::Position;
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#[cfg(not(feature = "no_std"))]
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use crate::stdlib::time::Instant;
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#[cfg(not(feature = "no_std"))]
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def_package!(crate:BasicTimePackage:"Basic timing utilities.", lib, {
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// Register date/time functions
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lib.set_fn_0("timestamp", || Ok(Instant::now()));
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lib.set_fn_2(
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"-",
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|ts1: Instant, ts2: Instant| {
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if ts2 > ts1 {
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#[cfg(not(feature = "no_float"))]
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return Ok(-(ts2 - ts1).as_secs_f64());
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#[cfg(feature = "no_float")]
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{
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let seconds = (ts2 - ts1).as_secs();
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#[cfg(not(feature = "unchecked"))]
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{
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if seconds > (MAX_INT as u64) {
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return Err(Box::new(EvalAltResult::ErrorArithmetic(
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format!(
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"Integer overflow for timestamp duration: {}",
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-(seconds as i64)
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),
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Position::none(),
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)));
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}
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}
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return Ok(-(seconds as INT));
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}
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} else {
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#[cfg(not(feature = "no_float"))]
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return Ok((ts1 - ts2).as_secs_f64());
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#[cfg(feature = "no_float")]
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{
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let seconds = (ts1 - ts2).as_secs();
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#[cfg(not(feature = "unchecked"))]
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{
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if seconds > (MAX_INT as u64) {
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return Err(Box::new(EvalAltResult::ErrorArithmetic(
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format!("Integer overflow for timestamp duration: {}", seconds),
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Position::none(),
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)));
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}
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}
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return Ok(seconds as INT);
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}
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}
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},
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);
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lib.set_fn_2("<", lt::<Instant>);
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lib.set_fn_2("<=", lte::<Instant>);
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lib.set_fn_2(">", gt::<Instant>);
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lib.set_fn_2(">=", gte::<Instant>);
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lib.set_fn_2("==", eq::<Instant>);
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lib.set_fn_2("!=", ne::<Instant>);
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lib.set_fn_1(
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"elapsed",
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|timestamp: Instant| {
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#[cfg(not(feature = "no_float"))]
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return Ok(timestamp.elapsed().as_secs_f64());
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#[cfg(feature = "no_float")]
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{
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let seconds = timestamp.elapsed().as_secs();
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#[cfg(not(feature = "unchecked"))]
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{
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if seconds > (MAX_INT as u64) {
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return Err(Box::new(EvalAltResult::ErrorArithmetic(
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format!("Integer overflow for timestamp.elapsed(): {}", seconds),
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Position::none(),
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)));
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}
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}
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return Ok(seconds as INT);
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}
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},
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);
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});
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