git.delta.rocks / jrsonnet / refs/commits / 66d8cad20ef8

1use clap::{Parser, ValueEnum};2use jrsonnet_evaluator::trace::{3	AssStrokeFormat, CompactFormat, ExplainingFormat, PathResolver, TraceFormat,4};56#[derive(PartialEq, Eq, ValueEnum, Clone)]7pub enum TraceFormatName {8	/// Only show `filename:line:column`9	Compact,10	/// Display source code with attached trace annotations11	Explaining,12	/// Experimental trace formatting based on hi-doc library13	HiDoc,14}1516#[derive(Parser)]17#[clap(next_help_heading = "STACK TRACE VISUAL")]18pub struct TraceOpts {19	/// Format of stack traces' display in console.20	#[clap(long)]21	trace_format: Option<TraceFormatName>,22	/// Amount of stack trace elements to be displayed.23	/// If set to `0` then full stack trace will be displayed.24	#[clap(long, short = 't', default_value = "20")]25	max_trace: usize,26}27impl TraceOpts {28	pub fn trace_format(&self) -> Box<dyn TraceFormat> {29		let resolver = PathResolver::new_cwd_fallback();30		let max_trace = self.max_trace;31		let format: Box<dyn TraceFormat> = match self32			.trace_format33			.as_ref()34			.unwrap_or(&TraceFormatName::Compact)35		{36			TraceFormatName::Compact => Box::new(CompactFormat {37				resolver,38				padding: 4,39				max_trace,40			}),41			TraceFormatName::Explaining => Box::new(ExplainingFormat {42				resolver,43				max_trace,44			}),45			TraceFormatName::HiDoc => Box::new(AssStrokeFormat {46				resolver,47				max_trace,48			}),49		};50		format51	}52}