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92ebf4afe5
This commit adds unstable "Deno.openKv()" API that allows to open a key-value database at a specified path. --------- Co-authored-by: Luca Casonato <hello@lcas.dev> Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>
66 lines
1.8 KiB
Rust
66 lines
1.8 KiB
Rust
use num_bigint::BigInt;
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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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use super::buffer::ZeroCopyBuf;
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use super::transl8::FromV8;
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use super::transl8::ToV8;
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use crate::magic::transl8::impl_magic;
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use crate::Error;
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/// An untagged enum type that can be any of number, string, bool, bigint, or
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/// buffer.
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#[derive(Debug)]
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pub enum AnyValue {
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Buffer(ZeroCopyBuf),
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String(String),
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Number(f64),
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BigInt(BigInt),
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Bool(bool),
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}
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impl_magic!(AnyValue);
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impl ToV8 for AnyValue {
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fn to_v8<'a>(
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&mut self,
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scope: &mut v8::HandleScope<'a>,
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) -> Result<v8::Local<'a, v8::Value>, crate::Error> {
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match self {
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Self::Buffer(buf) => buf.to_v8(scope),
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Self::String(s) => crate::to_v8(scope, s),
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Self::Number(num) => crate::to_v8(scope, num),
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Self::BigInt(bigint) => {
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crate::to_v8(scope, crate::BigInt::from(bigint.clone()))
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}
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Self::Bool(b) => crate::to_v8(scope, b),
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}
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}
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}
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impl FromV8 for AnyValue {
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fn from_v8(
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scope: &mut v8::HandleScope,
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value: v8::Local<v8::Value>,
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) -> Result<Self, crate::Error> {
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if value.is_string() {
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let string = crate::from_v8(scope, value)?;
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Ok(AnyValue::String(string))
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} else if value.is_number() {
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let string = crate::from_v8(scope, value)?;
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Ok(AnyValue::Number(string))
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} else if value.is_big_int() {
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let bigint = crate::BigInt::from_v8(scope, value)?;
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Ok(AnyValue::BigInt(bigint.into()))
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} else if value.is_array_buffer_view() {
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let buf = ZeroCopyBuf::from_v8(scope, value)?;
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Ok(AnyValue::Buffer(buf))
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} else if value.is_boolean() {
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let string = crate::from_v8(scope, value)?;
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Ok(AnyValue::Bool(string))
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} else {
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Err(Error::Message(
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"expected string, number, bigint, ArrayBufferView, boolean".into(),
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))
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}
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}
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}
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