split/refacto main module

src/app.rs

@@ -0,0 +1,108 @@
+use {
+    crate::info::InfoFields,
+    clap::{App, AppSettings, Arg},
+    strum::{EnumCount, IntoEnumIterator},
+};
+
+pub fn build_app() -> App<'static, 'static> {
+    #[cfg(target_os = "linux")]
+    let possible_backends = ["kitty", "sixel"];
+    #[cfg(not(target_os = "linux"))]
+    let possible_backends = [];
+
+    App::new(crate_name!())
+        .version(crate_version!())
+        .about(crate_description!())
+        .setting(AppSettings::ColoredHelp)
+        .setting(AppSettings::DeriveDisplayOrder)
+        .arg(Arg::with_name("input").default_value(".").help(
+            "Run as if onefetch was started in <input> instead of the current working directory.",
+        ))
+        .arg(
+            Arg::with_name("ascii-language")
+                .short("a")
+                .long("ascii-language")
+                .takes_value(true)
+                .case_insensitive(true)
+                .help("Which language's ascii art to print."),
+        )
+        .arg(
+            Arg::with_name("disable-fields")
+                .long("disable-fields")
+                .short("d")
+                .multiple(true)
+                .takes_value(true)
+                .case_insensitive(true)
+                .help("Allows you to disable an info line from appearing in the output.")
+                .possible_values(
+                    &InfoFields::iter()
+                        .take(InfoFields::COUNT - 1)
+                        .map(|field| field.into())
+                        .collect::<Vec<&str>>()
+                        .as_slice(),
+                ),
+        )
+        .arg(
+            Arg::with_name("ascii-colors")
+                .short("c")
+                .long("ascii-colors")
+                .multiple(true)
+                .takes_value(true)
+                .possible_values(&[
+                    "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14",
+                    "15",
+                ])
+                .hide_possible_values(true),
+        )
+        .arg(
+            Arg::with_name("no-bold")
+                .long("no-bold")
+                .help("Turns off bold formatting."),
+        )
+        .arg(
+            Arg::with_name("languages")
+                .short("l")
+                .long("languages")
+                .help("Prints out supported languages"),
+        )
+        .arg(
+            Arg::with_name("image")
+                .short("i")
+                .long("image")
+                .takes_value(true)
+                .help("Which image to use. Possible values: [/path/to/img]"),
+        )
+        .arg(
+            Arg::with_name("image-backend")
+                .long("image-backend")
+                .takes_value(true)
+                .possible_values(&possible_backends)
+                .help("Which image backend to use."),
+        )
+        .arg(
+            Arg::with_name("no-merge-commits")
+                .long("no-merge-commits")
+                .help("Ignores merge commits"),
+        )
+        .arg(
+            Arg::with_name("no-color-blocks")
+                .long("no-color-blocks")
+                .help("Hides the color blocks"),
+        )
+        .arg(
+            Arg::with_name("authors-number")
+                .short("A")
+                .long("authors-number")
+                .takes_value(true)
+                .default_value("3")
+                .help("Number of authors to be shown."),
+        )
+        .arg(
+            Arg::with_name("exclude")
+                .short("e")
+                .long("exclude")
+                .multiple(true)
+                .takes_value(true)
+                .help("Ignore all files & directories matching the pattern."),
+        )
+}

src/exit_codes.rs

@@ -0,0 +1,14 @@
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub enum ExitCode {
+    Success,
+    GeneralError,
+}
+
+impl Into<i32> for ExitCode {
+    fn into(self) -> i32 {
+        match self {
+            ExitCode::Success => 0,
+            ExitCode::GeneralError => 1,
+        }
+    }
+}