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|
use captur::capture;
use lazy_static::lazy_static;
use crate::{
display::DisplayColor,
input::{Event, InputOptions},
module::{Module, State},
process::Results,
util::handle_view_data_scroll,
view::{LineSegment, RenderContext, ViewData, ViewLine},
};
lazy_static! {
pub(crate) static ref INPUT_OPTIONS: InputOptions = InputOptions::RESIZE | InputOptions::MOVEMENT;
}
pub(crate) struct Error {
return_state: State,
view_data: ViewData,
}
impl Module for Error {
fn activate(&mut self, previous_state: State) -> Results {
self.return_state = previous_state;
Results::new()
}
fn build_view_data(&mut self, _: &RenderContext) -> &ViewData {
&self.view_data
}
fn input_options(&self) -> &InputOptions {
&INPUT_OPTIONS
}
fn handle_event(&mut self, event: Event, view_state: &crate::view::State) -> Results {
let mut results = Results::new();
if handle_view_data_scroll(event, view_state).is_none() {
if let Event::Key(_) = event {
results.state(self.return_state);
}
}
results
}
fn handle_error(&mut self, error: &anyhow::Error) -> Results {
self.view_data.update_view_data(|updater| {
capture!(error);
updater.clear();
for cause in error.chain() {
let error_text = format!("{cause:#}");
for err in error_text.split('\n') {
updater.push_line(ViewLine::from(err));
}
}
updater.push_trailing_line(ViewLine::from(LineSegment::new_with_color(
"Press any key to continue",
DisplayColor::IndicatorColor,
)));
});
Results::new()
}
}
impl Error {
pub(crate) fn new() -> Self {
Self {
return_state: State::List,
view_data: ViewData::new(|updater| {
updater.set_show_title(true);
updater.set_retain_scroll_position(false);
}),
}
}
}
#[cfg(test)]
mod tests {
use anyhow::anyhow;
use super::*;
use crate::{assert_rendered_output, assert_results, process::Artifact, test_helpers::testers};
#[test]
fn simple_error() {
testers::module(&[], &[], |test_context| {
let mut module = Error::new();
_ = module.handle_error(&anyhow!("Test Error"));
let view_data = test_context.build_view_data(&mut module);
assert_rendered_output!(
Style view_data,
"{TITLE}",
"{BODY}",
"{Normal}Test Error",
"{TRAILING}",
"{IndicatorColor}Press any key to continue"
);
});
}
#[test]
fn error_with_contest() {
testers::module(&[], &[], |test_context| {
let mut module = Error::new();
_ = module.handle_error(&anyhow!("Test Error").context("Context"));
let view_data = test_context.build_view_data(&mut module);
assert_rendered_output!(
Body view_data,
"Context",
"Test Error"
);
});
}
#[test]
fn error_with_newlines() {
testers::module(&[], &[], |test_context| {
let mut module = Error::new();
_ = module.handle_error(&anyhow!("Test\nError").context("With\nContext"));
let view_data = test_context.build_view_data(&mut module);
assert_rendered_output!(
Body view_data,
"With",
"Context",
"Test",
"Error"
);
});
}
#[test]
fn return_state() {
testers::module(&[], &[Event::from('a')], |mut test_context| {
let mut module = Error::new();
_ = test_context.activate(&mut module, State::ConfirmRebase);
_ = module.handle_error(&anyhow!("Test Error"));
assert_results!(
test_context.handle_event(&mut module),
Artifact::Event(Event::from('a')),
Artifact::ChangeState(State::ConfirmRebase)
);
});
}
#[test]
fn resize() {
testers::module(&[], &[Event::Resize(100, 100)], |mut test_context| {
let mut module = Error::new();
_ = test_context.activate(&mut module, State::ConfirmRebase);
_ = module.handle_error(&anyhow!("Test Error"));
assert_results!(
test_context.handle_event(&mut module),
Artifact::Event(Event::Resize(100, 100))
);
});
}
}
|
