forked from extern/nushell
6cf8df8685
* Move run_script to engine * Add which dep and feature to engine * Change unwrap to expect * Add wasm specification * Remove which from default, add specification correctly * Add nu-platform-specifics * Move is_external_cmd to platform_specifics * Add is_external_cmd to host and use it instead of nu_platform directly * Clean up if else logic in is_external_cmd * Bump nu-platform-specifics version * Pass context to print_err * Commit cargo.lock * Move print functions to own module inside nu-engine * Hypocratic change to run windows-nightly again * Add import for Ordering * Move printing of error to host * Move platform specific which functionality to basic host * Allow no use of cmd_name * Fix windows compile issue
109 lines
2.9 KiB
Rust
109 lines
2.9 KiB
Rust
#[macro_export]
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macro_rules! return_err {
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($expr:expr) => {
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match $expr {
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Err(_) => return,
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Ok(expr) => expr,
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};
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};
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}
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#[macro_export]
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macro_rules! stream {
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($($expr:expr),*) => {{
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let mut v = VecDeque::new();
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$(
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v.push_back($expr);
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)*
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v
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}}
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}
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#[macro_export]
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macro_rules! trace_out_stream {
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(target: $target:tt, $desc:tt = $expr:expr) => {{
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if log::log_enabled!(target: $target, log::Level::Trace) {
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use futures::stream::StreamExt;
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let objects = $expr.inspect(move |o| {
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trace!(
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target: $target,
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"{} = {}",
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$desc,
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match o {
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Err(err) => format!("{:?}", err),
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Ok(value) => value.display(),
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}
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);
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});
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nu_stream::OutputStream::new(objects)
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} else {
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$expr
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}
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}};
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}
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pub(crate) use async_trait::async_trait;
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pub(crate) use bigdecimal::BigDecimal;
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pub(crate) use futures::{Stream, StreamExt};
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pub(crate) use indexmap::{indexmap, IndexMap};
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pub(crate) use itertools::Itertools;
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pub(crate) use nu_data::config;
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pub(crate) use nu_data::value;
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pub(crate) use nu_engine::EvaluationContext;
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pub(crate) use nu_engine::Example;
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pub(crate) use nu_engine::Host;
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pub(crate) use nu_engine::RawCommandArgs;
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pub(crate) use nu_engine::RunnableContext;
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pub(crate) use nu_engine::ShellManager;
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pub(crate) use nu_engine::{get_full_help, CommandArgs, Scope, WholeStreamCommand};
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pub(crate) use nu_parser::ParserScope;
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pub(crate) use nu_protocol::{out, row};
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pub(crate) use nu_source::{AnchorLocation, PrettyDebug, Span, SpannedItem, Tag, TaggedItem};
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pub(crate) use nu_stream::ToInputStream;
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pub(crate) use nu_stream::{InputStream, Interruptible, OutputStream};
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pub(crate) use nu_value_ext::ValueExt;
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pub(crate) use num_bigint::BigInt;
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pub(crate) use num_traits::cast::ToPrimitive;
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pub(crate) use serde::Deserialize;
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pub(crate) use std::collections::VecDeque;
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pub(crate) use std::future::Future;
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pub(crate) use std::sync::atomic::AtomicBool;
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pub(crate) use std::sync::Arc;
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#[allow(clippy::wrong_self_convention)]
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pub trait FromInputStream {
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fn from_input_stream(self) -> OutputStream;
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}
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impl<T> FromInputStream for T
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where
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T: Stream<Item = nu_protocol::Value> + Send + 'static,
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{
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fn from_input_stream(self) -> OutputStream {
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OutputStream {
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values: self.map(nu_protocol::ReturnSuccess::value).boxed(),
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}
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}
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}
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#[allow(clippy::wrong_self_convention)]
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pub trait ToOutputStream {
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fn to_output_stream(self) -> OutputStream;
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}
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impl<T, U> ToOutputStream for T
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where
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T: Stream<Item = U> + Send + 'static,
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U: Into<nu_protocol::ReturnValue>,
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{
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fn to_output_stream(self) -> OutputStream {
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OutputStream {
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values: self.map(|item| item.into()).boxed(),
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}
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}
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}
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