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use crate::shell::utilities::{escape, qualify_binary_path}; use crate::shell::Shell; pub struct Fish; impl Shell for Fish { fn name(&self) -> &'static str { "fish" } fn init(&self, binary: &str, autoload_hook: bool) -> String { let mut init = format!( include_str!("fish_init.fish"), binary, qualify_binary_path(binary) ); if autoload_hook { init.push_str(&format!(include_str!("fish_init_autoload.fish"), binary)); } init } fn set_var(&self, var: &str, value: &str) -> String { format!("set -x {} {}", var, escape(value)) } fn set_alias(&self, var: &str, value: &str) -> String { format!("alias {} {}", var, escape(&value)) } fn set_function(&self, var: &str, value: &str) -> String { format!("function {}\n {}\nend", var, value.replace("\n", "\n ")) } fn unset_var(&self, var: &str) -> String { format!("set -e {}", var) } fn unset_alias(&self, var: &str) -> String { format!("functions --erase {}", var) } fn unset_function(&self, var: &str) -> String { format!("functions --erase {}", var) } } #[cfg(test)] mod tests { mod edit { use std::ffi::OsString; use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_edits_path() { let shell = Fish {}; let output = shell.edit(Some(OsString::from("foo")), "foo/bar"); assert_eq!(output, Some(r#"foo 'foo/bar'"#.to_string())); } } mod init { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_defaults() { let shell = Fish {}; let output = shell.init("foo", false); assert_eq!( output, "function foo\n command foo --shell fish $argv | source\nend\n" ); } #[test] fn it_includes_autoload() { let shell = Fish {}; let output = shell.init("foo", true); assert_eq!(output.contains("--autoload"), true); } } mod set_var { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_works() { let shell = Fish {}; let output = shell.set_var("foo", "bar"); assert_eq!(output, "set -x foo bar"); } } mod set_alias { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_works() { let shell = Fish {}; let output = shell.set_alias("foo", "bar"); assert_eq!(output, "alias foo bar"); } } mod set_function { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_works() { let shell = Fish {}; let output = shell.set_function("foo", "bar"); assert_eq!(output, "function foo\n bar\nend"); } } mod unset_var { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_works() { let shell = Fish {}; let output = shell.unset_var("foo"); assert_eq!(output, "set -e foo"); } } mod unset_alias { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_works() { let shell = Fish {}; let output = shell.unset_alias("foo"); assert_eq!(output, "functions --erase foo"); } } mod unset_function { use super::super::*; use pretty_assertions::assert_eq; #[test] fn it_works() { let shell = Fish {}; let output = shell.unset_function("foo"); assert_eq!(output, "functions --erase foo"); } } }