nushell/crates/nu-command/src/default_context.rs

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use nu_protocol::{
engine::{EngineState, StateWorkingSet},
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Signature,
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};
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use crate::*;
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pub fn create_default_context() -> EngineState {
let mut engine_state = EngineState::new();
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let delta = {
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let mut working_set = StateWorkingSet::new(&engine_state);
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macro_rules! bind_command {
( $command:expr ) => {
working_set.add_decl(Box::new($command));
};
( $( $command:expr ),* ) => {
$( working_set.add_decl(Box::new($command)); )*
};
}
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// TODO: sort default context items categorically
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bind_command!(
Alias,
Benchmark,
BuildString,
Cd,
Cp,
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Date,
DateFormat,
DateHumanize,
DateListTimezones,
DateNow,
DateToTable,
DateToTimezone,
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Def,
Do,
Each,
Echo,
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ExportDef,
External,
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First,
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For,
From,
FromJson,
Get,
Griddle,
Help,
Hide,
If,
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Into,
IntoBinary,
IntoFilesize,
IntoInt,
Last,
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Length,
Let,
LetEnv,
Lines,
Ls,
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Math,
MathAbs,
MathAvg,
MathFloor,
MathMax,
MathMin,
MathProduct,
MathRound,
MathSqrt,
MathSum,
MathMode,
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Mkdir,
Module,
Mv,
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ParEach,
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Ps,
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Register,
Range,
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Rm,
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RunPlugin,
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Select,
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Size,
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Split,
SplitChars,
SplitColumn,
SplitRow,
Sys,
Table,
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To,
ToJson,
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Touch,
Use,
Where,
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Wrap,
Zip
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);
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// This is a WIP proof of concept
bind_command!(ListGitBranches, Git, GitCheckout, Source);
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let sig = Signature::build("exit");
working_set.add_decl(sig.predeclare());
working_set.render()
};
engine_state.merge_delta(delta);
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engine_state
}