2019-06-03 09:41:28 +02:00
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use crate::object::base::OF64;
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2019-07-13 04:18:02 +02:00
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use crate::object::{Primitive, SpannedDictBuilder, Value};
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2019-05-28 06:00:00 +02:00
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use crate::prelude::*;
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2019-07-09 06:31:26 +02:00
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fn convert_json_value_to_nu_value(v: &serde_hjson::Value, span: impl Into<Span>) -> Spanned<Value> {
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let span = span.into();
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2019-05-28 06:00:00 +02:00
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match v {
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2019-07-09 06:31:26 +02:00
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serde_hjson::Value::Null => {
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Value::Primitive(Primitive::String(String::from(""))).spanned(span)
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}
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serde_hjson::Value::Bool(b) => Value::Primitive(Primitive::Boolean(*b)).spanned(span),
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serde_hjson::Value::F64(n) => {
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Value::Primitive(Primitive::Float(OF64::from(*n))).spanned(span)
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}
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serde_hjson::Value::U64(n) => Value::Primitive(Primitive::Int(*n as i64)).spanned(span),
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serde_hjson::Value::I64(n) => Value::Primitive(Primitive::Int(*n as i64)).spanned(span),
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serde_hjson::Value::String(s) => {
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Value::Primitive(Primitive::String(String::from(s))).spanned(span)
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}
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2019-06-03 09:41:28 +02:00
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serde_hjson::Value::Array(a) => Value::List(
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a.iter()
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2019-07-09 06:31:26 +02:00
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.map(|x| convert_json_value_to_nu_value(x, span))
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2019-06-03 09:41:28 +02:00
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.collect(),
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2019-07-09 06:31:26 +02:00
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)
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.spanned(span),
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2019-06-03 09:41:28 +02:00
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serde_hjson::Value::Object(o) => {
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2019-07-09 06:31:26 +02:00
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let mut collected = SpannedDictBuilder::new(span);
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2019-05-28 06:00:00 +02:00
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for (k, v) in o.iter() {
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2019-07-13 04:07:06 +02:00
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collected.insert_spanned(k.clone(), convert_json_value_to_nu_value(v, span));
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2019-05-28 06:00:00 +02:00
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}
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2019-07-09 06:31:26 +02:00
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collected.into_spanned_value()
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2019-05-28 06:00:00 +02:00
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}
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}
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}
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2019-07-09 06:31:26 +02:00
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pub fn from_json_string_to_value(
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s: String,
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span: impl Into<Span>,
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) -> serde_hjson::Result<Spanned<Value>> {
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2019-06-16 01:03:49 +02:00
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let v: serde_hjson::Value = serde_hjson::from_str(&s)?;
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2019-07-09 06:31:26 +02:00
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Ok(convert_json_value_to_nu_value(&v, span))
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2019-06-01 21:20:48 +02:00
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}
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2019-05-28 06:00:00 +02:00
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pub fn from_json(args: CommandArgs) -> Result<OutputStream, ShellError> {
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let out = args.input;
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2019-07-20 04:27:10 +02:00
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let span = args.call_info.name_span;
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2019-05-28 06:00:00 +02:00
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Ok(out
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2019-07-03 22:31:15 +02:00
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.values
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2019-07-08 18:44:53 +02:00
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.map(move |a| match a.item {
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2019-07-09 06:31:26 +02:00
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Value::Primitive(Primitive::String(s)) => match from_json_string_to_value(s, span) {
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2019-07-08 18:44:53 +02:00
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Ok(x) => ReturnSuccess::value(x.spanned(a.span)),
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2019-07-03 22:31:15 +02:00
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Err(_) => Err(ShellError::maybe_labeled_error(
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"Could not parse as JSON",
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"piped data failed JSON parse",
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span,
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)),
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2019-06-16 01:03:49 +02:00
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},
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2019-07-03 22:31:15 +02:00
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_ => Err(ShellError::maybe_labeled_error(
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2019-06-16 01:03:49 +02:00
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"Expected string values from pipeline",
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"expects strings from pipeline",
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span,
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2019-07-03 22:31:15 +02:00
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)),
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2019-05-28 06:00:00 +02:00
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})
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2019-07-03 22:31:15 +02:00
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.to_output_stream())
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2019-05-28 06:00:00 +02:00
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}
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