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JT
2021-09-02 20:25:22 +12:00
parent 3d252a9797
commit e1be8f61fc
29 changed files with 2965 additions and 2754 deletions
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11
crates/nu-cli/src/syntax_highlight.rs
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@ -1,21 +1,22 @@
use nu_ansi_term::Style;
use nu_parser::{FlatShape, ParserState, ParserWorkingSet};
use nu_parser::FlatShape;
use nu_protocol::{EngineState, StateWorkingSet};
use reedline::{Highlighter, StyledText};
use std::{cell::RefCell, rc::Rc};
pub struct NuHighlighter {
pub parser_state: Rc<RefCell<ParserState>>,
pub engine_state: Rc<RefCell<EngineState>>,
}
impl Highlighter for NuHighlighter {
fn highlight(&self, line: &str) -> StyledText {
let (shapes, global_span_offset) = {
let parser_state = self.parser_state.borrow();
let mut working_set = ParserWorkingSet::new(&*parser_state);
let engine_state = self.engine_state.borrow();
let mut working_set = StateWorkingSet::new(&*engine_state);
let (block, _) = working_set.parse_source(line.as_bytes(), false);
let shapes = working_set.flatten_block(&block);
(shapes, parser_state.next_span_start())
(shapes, engine_state.next_span_start())
};
let mut output = StyledText::default();