forked from extern/nushell
95 lines
2.9 KiB
Rust
95 lines
2.9 KiB
Rust
use crate::util::report_error;
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use log::info;
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use miette::Result;
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use nu_engine::{convert_env_values, eval_block};
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use nu_parser::parse;
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use nu_protocol::engine::Stack;
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use nu_protocol::{
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engine::{EngineState, StateDelta, StateWorkingSet},
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PipelineData, Spanned, Value,
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};
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use std::path::Path;
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pub fn evaluate_commands(
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commands: &Spanned<String>,
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init_cwd: &Path,
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engine_state: &mut EngineState,
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stack: &mut Stack,
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input: PipelineData,
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is_perf_true: bool,
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table_mode: Option<Value>,
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) -> Result<Option<i64>> {
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// Run a command (or commands) given to us by the user
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let (block, delta) = {
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if let Some(ref t_mode) = table_mode {
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let mut config = engine_state.get_config().clone();
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config.table_mode = t_mode.as_string()?;
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engine_state.set_config(&config);
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}
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let mut working_set = StateWorkingSet::new(engine_state);
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let (output, err) = parse(&mut working_set, None, commands.item.as_bytes(), false, &[]);
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if let Some(err) = err {
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report_error(&working_set, &err);
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std::process::exit(1);
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}
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(output, working_set.render())
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};
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if let Err(err) = engine_state.merge_delta(delta, None, init_cwd) {
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let working_set = StateWorkingSet::new(engine_state);
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report_error(&working_set, &err);
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}
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let mut config = engine_state.get_config().clone();
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if let Some(t_mode) = table_mode {
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config.table_mode = t_mode.as_string()?;
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}
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// Merge the delta in case env vars changed in the config
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match nu_engine::env::current_dir(engine_state, stack) {
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Ok(cwd) => {
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if let Err(e) =
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engine_state.merge_delta(StateDelta::new(engine_state), Some(stack), cwd)
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{
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let working_set = StateWorkingSet::new(engine_state);
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report_error(&working_set, &e);
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std::process::exit(1);
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}
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}
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Err(e) => {
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let working_set = StateWorkingSet::new(engine_state);
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report_error(&working_set, &e);
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std::process::exit(1);
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}
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}
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// Translate environment variables from Strings to Values
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if let Some(e) = convert_env_values(engine_state, stack) {
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let working_set = StateWorkingSet::new(engine_state);
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report_error(&working_set, &e);
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std::process::exit(1);
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}
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let exit_code = match eval_block(engine_state, stack, &block, input, false, false) {
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Ok(pipeline_data) => {
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crate::eval_file::print_table_or_error(engine_state, stack, pipeline_data, &mut config)
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}
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Err(err) => {
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let working_set = StateWorkingSet::new(engine_state);
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report_error(&working_set, &err);
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std::process::exit(1);
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}
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};
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if is_perf_true {
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info!("evaluate {}:{}:{}", file!(), line!(), column!());
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}
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Ok(exit_code)
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}
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