d785c319b8The colunar storage format allows for values which we do not know the type of. In order that we can handle these types in a forward compatible way we add ScalarValue::Unknown. Signed-off-by: Alex Good <alex@memoryandthought.me>
40 lines
1.6 KiB
Rust
40 lines
1.6 KiB
Rust
use std::borrow::Cow;
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use automerge as am;
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use js_sys::Uint8Array;
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use wasm_bindgen::prelude::*;
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#[derive(Debug)]
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pub struct ScalarValue<'a>(pub(crate) Cow<'a, am::ScalarValue>);
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impl<'a> From<ScalarValue<'a>> for JsValue {
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fn from(val: ScalarValue<'a>) -> Self {
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match &*val.0 {
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am::ScalarValue::Bytes(v) => Uint8Array::from(v.as_slice()).into(),
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am::ScalarValue::Str(v) => v.to_string().into(),
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am::ScalarValue::Int(v) => (*v as f64).into(),
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am::ScalarValue::Uint(v) => (*v as f64).into(),
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am::ScalarValue::F64(v) => (*v).into(),
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am::ScalarValue::Counter(v) => (f64::from(v)).into(),
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am::ScalarValue::Timestamp(v) => js_sys::Date::new(&(*v as f64).into()).into(),
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am::ScalarValue::Boolean(v) => (*v).into(),
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am::ScalarValue::Null => JsValue::null(),
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am::ScalarValue::Unknown { bytes, .. } => Uint8Array::from(bytes.as_slice()).into(),
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}
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}
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}
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pub(crate) fn datatype(s: &am::ScalarValue) -> String {
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match s {
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am::ScalarValue::Bytes(_) => "bytes".into(),
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am::ScalarValue::Str(_) => "str".into(),
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am::ScalarValue::Int(_) => "int".into(),
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am::ScalarValue::Uint(_) => "uint".into(),
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am::ScalarValue::F64(_) => "f64".into(),
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am::ScalarValue::Counter(_) => "counter".into(),
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am::ScalarValue::Timestamp(_) => "timestamp".into(),
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am::ScalarValue::Boolean(_) => "boolean".into(),
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am::ScalarValue::Null => "null".into(),
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am::ScalarValue::Unknown { type_code, .. } => format!("unknown{}", type_code),
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}
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}
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