96 lines
2.7 KiB
Rust
96 lines
2.7 KiB
Rust
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use serde_json::{Map, Value};
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use crate::{bindgen_runtime::Null, check_status, sys, type_of, Error, Result, Status, ValueType};
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use super::{FromNapiValue, Object, ToNapiValue};
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impl ToNapiValue for Value {
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unsafe fn to_napi_value(env: sys::napi_env, val: Self) -> Result<sys::napi_value> {
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match val {
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Value::Null => Null::to_napi_value(env, Null),
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Value::Bool(b) => bool::to_napi_value(env, b),
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Value::Number(n) => {
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if n.is_i64() {
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i64::to_napi_value(env, n.as_i64().unwrap())
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} else if n.is_f64() {
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f64::to_napi_value(env, n.as_f64().unwrap())
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} else {
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let n = n.as_u64().unwrap();
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if n > u32::MAX as u64 {
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todo!("impl BigInt")
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} else {
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u32::to_napi_value(env, n as u32)
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}
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}
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}
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Value::String(s) => String::to_napi_value(env, s),
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Value::Array(arr) => Vec::<Value>::to_napi_value(env, arr),
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Value::Object(obj) => Map::to_napi_value(env, obj),
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}
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}
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}
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impl FromNapiValue for Value {
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unsafe fn from_napi_value(env: sys::napi_env, napi_val: sys::napi_value) -> Result<Self> {
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let ty = type_of!(env, napi_val)?;
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let val = match ty {
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ValueType::Boolean => Value::Bool(bool::from_napi_value(env, napi_val)?),
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ValueType::Number => {
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return Err(Error::new(
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Status::InvalidArg,
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"Js Number is not be able to convert to rust.".to_owned(),
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));
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}
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ValueType::String => Value::String(String::from_napi_value(env, napi_val)?),
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ValueType::Object => {
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let mut is_arr = false;
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check_status!(
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sys::napi_is_array(env, napi_val, &mut is_arr),
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"Failed to detect whether given js is an array"
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)?;
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if is_arr {
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Value::Array(Vec::<Value>::from_napi_value(env, napi_val)?)
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} else {
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Value::Object(Map::<String, Value>::from_napi_value(env, napi_val)?)
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}
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}
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#[cfg(feature = "napi6")]
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ValueType::Bigint => todo!(),
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_ => Value::Null,
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};
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Ok(val)
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}
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}
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impl ToNapiValue for Map<String, Value> {
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unsafe fn to_napi_value(env: sys::napi_env, val: Self) -> Result<sys::napi_value> {
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let mut obj = Object::new(env)?;
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for (k, v) in val.into_iter() {
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obj.set(k, v)?;
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}
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Object::to_napi_value(env, obj)
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}
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}
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impl FromNapiValue for Map<String, Value> {
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unsafe fn from_napi_value(env: sys::napi_env, napi_val: sys::napi_value) -> Result<Self> {
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let obj = Object {
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env,
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inner: napi_val,
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};
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let mut map = Map::new();
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for key in Object::keys(&obj)?.into_iter() {
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if let Some(val) = obj.get(&key)? {
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map.insert(key, val);
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}
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}
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Ok(map)
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}
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}
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