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fix: refator date logic to separate file
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| use std; | ||
| use std::fmt; | ||
| use std::fmt::Debug; | ||
| use std::error::Error; | ||
| use neon_runtime; | ||
| use neon_runtime::raw; | ||
| use context::{Context}; | ||
| use context::internal::Env; | ||
| use result::{JsResult, JsResultExt}; | ||
| use object::{Object}; | ||
| use handle::{Handle, Managed}; | ||
| use super::{Value, ValueInternal}; | ||
|
|
||
| /// A JavaScript Date object. | ||
| #[repr(C)] | ||
| #[derive(Clone, Copy, Debug)] | ||
| pub struct JsDate(raw::Local); | ||
|
|
||
| impl Value for JsDate { } | ||
|
|
||
| impl Managed for JsDate { | ||
| fn to_raw(self) -> raw::Local { self.0 } | ||
|
|
||
| fn from_raw(_: Env, h: raw::Local) -> Self { JsDate(h) } | ||
| } | ||
|
|
||
| #[derive(PartialEq, PartialOrd, Clone, Debug)] | ||
| pub struct DateError(DateErrorKind); | ||
|
|
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| impl DateError { | ||
| pub fn kind(&self) -> DateErrorKind { | ||
| self.0 | ||
| } | ||
| } | ||
|
|
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| impl fmt::Display for DateError { | ||
| fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result { | ||
| write!(fmt, "{}", self.0.as_str()) | ||
| } | ||
| } | ||
|
|
||
| impl Error for DateError {} | ||
|
|
||
| #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Debug)] | ||
| pub enum DateErrorKind { | ||
| Overflow, | ||
| Underflow, | ||
| } | ||
|
|
||
| impl DateErrorKind { | ||
| fn as_str(&self) -> &'static str { | ||
| match *self { | ||
| DateErrorKind::Overflow => "Uncaught RangeError: Date overflow", | ||
| DateErrorKind::Underflow => "Uncaught RangeError: Date underflow", | ||
| } | ||
| } | ||
| } | ||
|
|
||
| impl<'a> JsResultExt<'a, JsDate> for Result<Handle<'a, JsDate>, DateError> { | ||
| /// Creates a `Error` on error | ||
| fn or_throw<'b, C: Context<'b>>(self, cx: &mut C) -> JsResult<'a, JsDate> { | ||
| match self { | ||
| Ok(v) => Ok(v), | ||
| Err(e) => cx.throw_range_error(&e.to_string()) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| impl JsDate { | ||
| pub const MIN_VALUE: f64 = -8.64e15; | ||
| pub const MAX_VALUE: f64 = 8.64e15; | ||
|
|
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| pub fn new<'a, C: Context<'a>, T: Into<f64>>(cx: &mut C, value: T) -> Result<Handle<'a, JsDate>, DateError> { | ||
| let env = cx.env().to_raw(); | ||
| let time = value.into(); | ||
|
|
||
| if time > JsDate::MAX_VALUE { | ||
| return Err(DateError(DateErrorKind::Overflow)) | ||
| } else if time < JsDate::MIN_VALUE { | ||
| return Err(DateError(DateErrorKind::Underflow)) | ||
| } | ||
|
|
||
| let local = unsafe { | ||
| neon_runtime::date::new_date(env, time.clone()) | ||
| }; | ||
| let date = Handle::new_internal(JsDate(local)); | ||
| Ok(date) | ||
| } | ||
|
|
||
| pub fn new_lossy<'a, C: Context<'a>, V: Into<f64> + std::cmp::PartialOrd>(cx: &mut C, value: V) -> Handle<'a, JsDate> { | ||
| let env = cx.env().to_raw(); | ||
| let local = unsafe { | ||
| neon_runtime::date::new_date(env, value.into()) | ||
| }; | ||
| Handle::new_internal(JsDate(local)) | ||
| } | ||
|
|
||
| pub fn value<'a, C: Context<'a>>(self, cx: &mut C) -> f64 { | ||
| let env = cx.env().to_raw(); | ||
| unsafe { | ||
| neon_runtime::date::value(env, self.to_raw()) | ||
| } | ||
| } | ||
|
|
||
| pub fn is_valid<'a, C: Context<'a>>(self, cx: &mut C) -> bool { | ||
| let value = self.value(cx); | ||
| value <= JsDate::MAX_VALUE && value >= JsDate::MIN_VALUE | ||
| } | ||
| } | ||
|
|
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| impl ValueInternal for JsDate { | ||
| fn name() -> String { "object".to_string() } | ||
|
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||
| fn is_typeof<Other: Value>(env: Env, other: Other) -> bool { | ||
| unsafe { neon_runtime::tag::is_date(env.to_raw(), other.to_raw()) } | ||
| } | ||
| } | ||
|
|
||
| impl Object for JsDate { } |
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