Move to anyhow instead of failure (#73)

Cargo.toml

@@ -17,6 +17,6 @@ comfy-table = "0.1.0"
 console="0.10.0"
 confy = "0.4.0"
 dialoguer = "0.5.0"
-failure = "0.1.7"
+anyhow = "1.0.28"
 futures= {version = "0.3.4", features = ["thread-pool"]}
 tokio = "0.2.16"

src/auth.rs

@@ -1,6 +1,6 @@
 use crate::structs::{FabConfig, WhoAmIResponse};
 use crate::WHO_AM_I;
-use failure::Error;
+use anyhow::{anyhow, Error};
 use reqwest::RequestBuilder;
 use serde::Deserialize;
 use std::fs::{read_to_string, File};
@@ -76,9 +76,7 @@ pub async fn send<T: serde::de::DeserializeOwned>(
             }
         }
     }
-    Result::Err(failure::err_msg(
-        "Token regenerated. Please try the command again",
-    ))
+    Err(anyhow!("Token regenerated. Please try the command again",))
 }
 
 /// Prompts for a token and writes the token to the configuration file.
@@ -92,7 +90,7 @@ fn prompt_token(hosted_instance: &str) -> Result<String, Error> {
     api_token = api_token.trim().to_string();
 
     if api_token.is_empty() {
-        return Result::Err(failure::err_msg("API Token cannot be null or empty"));
+        return Result::Err(anyhow!("API Token cannot be null or empty"));
     }
 
     Result::Ok(api_token)
@@ -113,7 +111,7 @@ fn prompt_hosted_instance() -> Result<String, Error> {
 
     // Make sure hosted instance is present.
     if hosted_instance.is_empty() {
-        return Result::Err(failure::err_msg("Hosted instance cannot be empty"));
+        return Result::Err(anyhow!("Hosted instance cannot be empty"));
     }
 
     Ok(hosted_instance)

src/diffs.rs

@@ -1,9 +1,9 @@
 use crate::structs::{FabConfig, Revision, RevisionData};
 use crate::NO_BORDER_PRESET;
 use crate::{auth, users};
+use anyhow::{anyhow, Error};
 use clap::ArgMatches;
 use comfy_table::{Attribute, Cell, CellAlignment, ContentArrangement, Table};
-use failure::Error;
 use serde_json::{Map, Value};
 use tokio::runtime::Runtime;
 
@@ -36,7 +36,7 @@ pub async fn get_authored_diffs(config: &FabConfig) -> Result<Vec<Revision>, Err
 /// Get diffs authored by given author
 pub async fn get_diffs(config: &FabConfig, author: &Option<&str>) -> Result<Vec<Revision>, Error> {
     if author.is_none() {
-        return Err(failure::err_msg("No author specified"));
+        return Err(anyhow!("No author specified"));
     }
 
     let author = author.unwrap();

src/main.rs

@@ -2,9 +2,9 @@
 extern crate serde_json;
 
 use crate::preferences::Preferences;
+use anyhow::{anyhow, Error};
 use clap_generate::generate;
 use clap_generate::generators::{Bash, Elvish, Fish, PowerShell, Zsh};
-use failure::Error;
 use std::io;
 mod auth;
 mod cli;
@@ -61,7 +61,7 @@ fn main() -> Result<(), Error> {
                 "fab",
                 &mut io::stdout(),
             ),
-            _ => return Err(failure::err_msg("No matching shell specified")),
+            _ => return Err(anyhow!("No matching shell specified")),
         }
     }
     Ok(())
@@ -71,7 +71,7 @@ fn main() -> Result<(), Error> {
 ///
 /// It's important to remember to add any default values otherwise confy will blow
 /// up with a BadTomlError
-fn migrate_preferences(preferences: Preferences) -> Result<Preferences, failure::Error> {
+fn migrate_preferences(preferences: Preferences) -> Result<Preferences, Error> {
     let preferences = Preferences {
         default_limit_str: preferences.default_limit.to_string(),
         default_limit: preferences.default_limit,

src/preferences.rs

@@ -1,8 +1,8 @@
+use anyhow::Error;
 use clap::ArgMatches;
 use console::style;
 use dialoguer::theme::ColorfulTheme;
 use dialoguer::{Checkboxes, Input, Select};
-use failure::Error;
 use serde::{Deserialize, Serialize};
 use std::io;
 

src/summary.rs

@@ -2,9 +2,9 @@ use crate::diffs::{get_authored_diffs, get_needs_review_diffs, render_diffs};
 use crate::preferences::Preferences;
 use crate::structs::FabConfig;
 use crate::tasks::{get_tasks, render_tasks, Priority};
+use anyhow::Error;
 use clap::ArgMatches;
 use console::style;
-use failure::Error;
 use futures::future::join3;
 
 pub fn process_summary(

src/tasks.rs

@@ -1,9 +1,9 @@
 use crate::preferences::Preferences;
 use crate::structs::FabConfig;
 use crate::{auth, NO_BORDER_PRESET};
+use anyhow::{anyhow, Error};
 use clap::ArgMatches;
 use comfy_table::{Attribute, Cell, CellAlignment, Color, ContentArrangement, Table};
-use failure::Error;
 use serde::Deserialize;
 use serde_json::{Map, Value};
 
@@ -183,7 +183,7 @@ impl Priority {
             "normal" => Result::Ok(50),
             "low" => Result::Ok(25),
             "wishlist" => Result::Ok(0),
-            _ => Result::Err(failure::err_msg("Unknown value of priority")),
+            _ => Result::Err(anyhow!("Unknown value of priority")),
         }
     }
 }

src/users.rs

@@ -1,6 +1,6 @@
 use crate::auth;
 use crate::structs::FabConfig;
-use failure::Error;
+use anyhow::Error;
 use serde::{Deserialize, Serialize};
 use serde_json::{Map, Value};