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This commit is contained in:
JT
2021-09-03 10:58:15 +12:00
parent 94687a7603
commit 7c8504ea24
23 changed files with 536 additions and 324 deletions
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118
crates/nu-cli/src/default_context.rs
View File

@ -1,118 +0,0 @@
use std::{cell::RefCell, rc::Rc};
use nu_protocol::{
engine::{EngineState, StateWorkingSet},
Signature, SyntaxShape,
};
pub fn create_default_context() -> Rc<RefCell<EngineState>> {
let engine_state = Rc::new(RefCell::new(EngineState::new()));
let delta = {
let engine_state = engine_state.borrow();
let mut working_set = StateWorkingSet::new(&*engine_state);
let sig =
Signature::build("where").required("cond", SyntaxShape::RowCondition, "condition");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("if")
.required("cond", SyntaxShape::Expression, "condition")
.required("then_block", SyntaxShape::Block, "then block")
.optional(
"else",
SyntaxShape::Keyword(b"else".to_vec(), Box::new(SyntaxShape::Expression)),
"optional else followed by else block",
);
working_set.add_decl(sig.predeclare());
let sig = Signature::build("let")
.required("var_name", SyntaxShape::VarWithOptType, "variable name")
.required(
"initial_value",
SyntaxShape::Keyword(b"=".to_vec(), Box::new(SyntaxShape::Expression)),
"equals sign followed by value",
);
working_set.add_decl(sig.predeclare());
let sig = Signature::build("let-env")
.required("var_name", SyntaxShape::String, "variable name")
.required(
"initial_value",
SyntaxShape::Keyword(b"=".to_vec(), Box::new(SyntaxShape::String)),
"equals sign followed by value",
);
working_set.add_decl(sig.predeclare());
let sig = Signature::build("alias")
.required("name", SyntaxShape::String, "name of the alias")
.required(
"initial_value",
SyntaxShape::Keyword(b"=".to_vec(), Box::new(SyntaxShape::Expression)),
"equals sign followed by value",
);
working_set.add_decl(sig.predeclare());
let sig = Signature::build("build-string").rest(SyntaxShape::String, "list of string");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("def")
.required("def_name", SyntaxShape::String, "definition name")
.required("params", SyntaxShape::Signature, "parameters")
.required("block", SyntaxShape::Block, "body of the definition");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("for")
.required(
"var_name",
SyntaxShape::Variable,
"name of the looping variable",
)
.required(
"range",
SyntaxShape::Keyword(b"in".to_vec(), Box::new(SyntaxShape::Int)),
"range of the loop",
)
.required("block", SyntaxShape::Block, "the block to run");
working_set.add_decl(sig.predeclare());
let sig =
Signature::build("benchmark").required("block", SyntaxShape::Block, "the block to run");
working_set.add_decl(sig.predeclare());
// let sig = Signature::build("foo").named("--jazz", SyntaxShape::Int, "jazz!!", Some('j'));
// working_set.add_decl(sig.into());
// let sig = Signature::build("bar")
// .named("--jazz", SyntaxShape::Int, "jazz!!", Some('j'))
// .switch("--rock", "rock!!", Some('r'));
// working_set.add_decl(sig.into());
let sig = Signature::build("exit");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("vars");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("decls");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("blocks");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("stack");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("add");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("add it");
working_set.add_decl(sig.predeclare());
let sig = Signature::build("add it together")
.required("x", SyntaxShape::Int, "x value")
.required("y", SyntaxShape::Int, "y value");
working_set.add_decl(sig.predeclare());
working_set.render()
};
{
EngineState::merge_delta(&mut *engine_state.borrow_mut(), delta);
}
engine_state
}

2
crates/nu-cli/src/lib.rs
View File

@ -1,7 +1,5 @@
mod default_context;
mod errors;
mod syntax_highlight;
pub use default_context::create_default_context;
pub use errors::{report_parsing_error, report_shell_error};
pub use syntax_highlight::NuHighlighter;