81 lines
1.8 KiB
Rust
81 lines
1.8 KiB
Rust
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mod guac;
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use neon::prelude::*;
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fn guac_decode_impl<'a>(cx: &mut FunctionContext<'a>) -> JsResult<'a, JsArray> {
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let input = cx.argument::<JsString>(0)?.value(cx);
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match guac::decode_instruction(&input) {
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Ok(data) => {
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let array = JsArray::new(cx, data.len());
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let conv = data.iter()
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.map(|v| {
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cx.string(v)
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})
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.collect::<Vec<Handle<JsString>>>();
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for (i, str) in conv.iter().enumerate() {
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array.set(cx, i as u32, *str)?;
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}
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return Ok(array);
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}
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Err(e) => {
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let err = cx.string(format!("Error decoding guacamole: {}", e));
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return cx.throw(err);
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}
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}
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}
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fn guac_encode_impl<'a>(cx: &mut FunctionContext<'a>) -> JsResult<'a, JsString> {
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let mut elements: Vec<String> = Vec::with_capacity(cx.len());
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// Capture varadic arguments
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for i in 0..cx.len() {
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let input = cx.argument::<JsString>(i)?.value(cx);
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elements.push(input);
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}
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// old array stuff
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/*
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let input = cx.argument::<JsArray>(0)?;
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let raw_elements = input.to_vec(cx)?;
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// bleh
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let vecres: Result<Vec<_>, _> = raw_elements
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.iter()
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.map(|item| match item.to_string(cx) {
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Ok(s) => {
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return Ok(s.value(cx));
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}
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Err(e) => {
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return Err(e);
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}
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})
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.collect();
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let vec = vecres?;
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*/
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Ok(cx.string(guac::encode_instruction(&elements)))
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}
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fn guac_decode(mut cx: FunctionContext) -> JsResult<JsArray> {
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guac_decode_impl(&mut cx)
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}
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fn guac_encode(mut cx: FunctionContext) -> JsResult<JsString> {
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guac_encode_impl(&mut cx)
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}
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#[neon::main]
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fn main(mut cx: ModuleContext) -> NeonResult<()> {
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cx.export_function("guacDecode", guac_decode)?;
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cx.export_function("guacEncode", guac_encode)?;
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Ok(())
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}
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