shellharden 4.3.2

The corrective bash syntax highlighter
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/*
 * Copyright 2017 - 2019 Andreas Nordal
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

use crate::situation::Horizon;
use crate::situation::Situation;
use crate::situation::Transition;
use crate::situation::WhatNow;
use crate::situation::COLOR_VAR;

use crate::microparsers::predlen;
use crate::microparsers::is_identifiertail;

pub struct SitVarIdent {
	pub end_insert: Option<&'static [u8]>,
}

impl Situation for SitVarIdent {
	fn whatnow(&mut self, horizon: Horizon) -> WhatNow {
		let len = predlen(is_identifiertail, horizon.input);
		WhatNow {
			transform: (len, 0, self.end_insert),
			transition: if len < horizon.input.len() {
				Transition::Pop
			} else {
				Transition::FlushPopOnEof
			},
		}
	}
	fn get_color(&self) -> u32 {
		COLOR_VAR
	}
}