switch to thiserror

Cargo.toml

@@ -14,7 +14,7 @@ itertools = "0.13"
 gstreamer = "0.23"
 regex = "1.3"
 lazy_static = "1.4"
-failure = "0.1.8"
+thiserror = "2.0"
 anyhow = "1"
 
 [[example]]

examples/check-latency.rs

@@ -8,7 +8,6 @@
 
 // Generate input logs with: GST_DEBUG="GST_TRACER:7" GST_TRACERS=latency
 
-use failure::Error;
 use gst_log_parser::parse;
 use gstreamer::{ClockTime, DebugLevel};
 use std::fs::File;
@@ -40,7 +39,7 @@ struct Opt {
     command: Command,
 }
 
-fn main() -> Result<(), Error> {
+fn main() -> Result<(), anyhow::Error> {
     let opt = Opt::from_args();
     let input = File::open(opt.input)?;
 

examples/flow.rs

@@ -8,7 +8,6 @@
 
 // Generate input logs with: GST_DEBUG="GST_TRACER:7" GST_TRACERS=stats
 
-use failure::Error;
 use gnuplot::*;
 use gst_log_parser::parse;
 use gstreamer::{ClockTime, DebugLevel, Structure};
@@ -266,7 +265,7 @@ impl Flow {
     }
 }
 
-fn main() -> Result<(), Error> {
+fn main() -> Result<(), anyhow::Error> {
     let opt = Opt::from_args();
     let input = File::open(opt.input)?;
     let mut flow = Flow::new(opt.command);

examples/latency.rs

@@ -8,7 +8,6 @@
 
 // Generate input logs with: GST_DEBUG="GST_TRACER:7" GST_TRACERS=latency\(flags="pipeline+element+reported"\)
 
-use failure::Error;
 use gst_log_parser::parse;
 use gstreamer::{ClockTime, DebugLevel};
 use itertools::Itertools;
@@ -43,7 +42,7 @@ impl Count {
     }
 }
 
-fn main() -> Result<(), Error> {
+fn main() -> Result<(), anyhow::Error> {
     let opt = Opt::from_args();
     let input = File::open(opt.input)?;
 

src/lib.rs

@@ -15,11 +15,11 @@ use std::io::Read;
 use std::str;
 use std::str::FromStr;
 
-use failure::Fail;
 use gst::{ClockTime, DebugLevel, Structure};
 use gstreamer as gst;
 use lazy_static::lazy_static;
 use regex::Regex;
+use thiserror::Error;
 
 #[derive(Debug, PartialEq)]
 pub enum TimestampField {
@@ -43,19 +43,19 @@ pub enum Token {
     Object,
 }
 
-#[derive(Debug, Fail, PartialEq)]
+#[derive(Debug, Error, PartialEq)]
 pub enum ParsingError {
-    #[fail(display = "invalid debug level: {}", name)]
+    #[error("invalid debug level: {}", name)]
     InvalidDebugLevel { name: String },
-    #[fail(display = "invalid timestamp: {} : {:?}", ts, field)]
+    #[error("invalid timestamp: {} : {:?}", ts, field)]
     InvalidTimestamp { ts: String, field: TimestampField },
-    #[fail(display = "missing token: {:?}", t)]
+    #[error("missing token: {:?}", t)]
     MissingToken { t: Token },
-    #[fail(display = "invalid PID: {}", pid)]
+    #[error("invalid PID: {}", pid)]
     InvalidPID { pid: String },
-    #[fail(display = "missing location")]
+    #[error("missing location")]
     MissingLocation,
-    #[fail(display = "invalid line number: {}", line)]
+    #[error("invalid line number: {}", line)]
     InvalidLineNumber { line: String },
 }