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|
use std::{
convert::{TryFrom, TryInto},
env,
};
use anyhow::{anyhow, Result};
use git2::Config;
use super::{
diff_ignore_whitespace_setting::DiffIgnoreWhitespaceSetting,
diff_show_whitespace_setting::DiffShowWhitespaceSetting,
Color,
};
pub(super) fn get_input(config: &Config, name: &str, default: &str) -> Result<Vec<String>> {
let mut values = vec![];
for mut value in get_string(config, name, default)?.split_whitespace().map(String::from) {
let mut modifiers = vec![];
if let Some(index) = value.to_lowercase().find("shift+") {
modifiers.push("Shift");
value.replace_range(index..index + 6, "");
}
if let Some(index) = value.to_lowercase().find("control+") {
modifiers.push("Control");
value.replace_range(index..index + 8, "");
}
if let Some(index) = value.to_lowercase().find("alt+") {
modifiers.push("Alt");
value.replace_range(index..index + 4, "");
}
values.push(format!(
"{}{}",
modifiers.join(""),
match value.to_lowercase().as_ref() {
"backspace" => String::from("Backspace"),
"backtab" => String::from("BackTab"),
"delete" => String::from("Delete"),
"down" => String::from("Down"),
"end" => String::from("End"),
"enter" => String::from("Enter"),
"esc" => String::from("Esc"),
"home" => String::from("Home"),
"insert" => String::from("Insert"),
"left" => String::from("Left"),
"pagedown" => String::from("PageDown"),
"pageup" => String::from("PageUp"),
"right" => String::from("Right"),
"tab" => String::from("Tab"),
"up" => String::from("Up"),
_ => {
if value.len() > 1 {
// allow F{number} values
if value.to_lowercase().starts_with('f') && value[1..].parse::<u8>().is_ok() {
value.to_uppercase()
}
else {
return Err(anyhow!("{} must contain only one character per binding", name)
.context("Error reading git config"));
}
}
else {
value
}
},
}
));
}
Ok(values)
}
pub(super) fn get_string(config: &Config, name: &str, default: &str) -> Result<String> {
match config.get_string(name) {
Ok(v) => Ok(v),
Err(ref e) if e.code() == git2::ErrorCode::NotFound => Ok(String::from(default)),
Err(e) => Err(anyhow!(String::from(e.message()))),
}
.map_err(|e| e.context(anyhow!("\"{}\" is not valid", name)))
}
pub(super) fn get_bool(config: &Config, name: &str, default: bool) -> Result<bool> {
match config.get_bool(name) {
Ok(v) => Ok(v),
Err(ref e) if e.code() == git2::ErrorCode::NotFound => Ok(default),
Err(e) => Err(anyhow!(String::from(e.message()))),
}
.map_err(|e| e.context(anyhow!("\"{}\" is not valid", name)))
}
#[allow(clippy::map_err_ignore)]
pub(super) fn get_unsigned_integer(config: &Config, name: &str, default: u32) -> Result<u32> {
match config.get_i32(name) {
Ok(v) => {
v.try_into()
.map_err(|_| anyhow!("\"{}\" is outside of valid range for an unsigned 32-bit integer", v))
},
Err(ref e) if e.code() == git2::ErrorCode::NotFound => Ok(default),
Err(e) => Err(anyhow!(String::from(e.message()))),
}
.map_err(|e| e.context(anyhow!("\"{}\" is not valid", name)))
}
pub(super) fn get_color(config: &Config, name: &str, default_color: Color) -> Result<Color> {
match config.get_string(name) {
Ok(v) => Color::try_from(v.to_lowercase().as_str()),
Err(ref e) if e.code() == git2::ErrorCode::NotFound => Ok(default_color),
Err(e) => Err(anyhow!(String::from(e.message()))),
}
.map_err(|e| e.context(anyhow!("\"{}\" is not valid", name)))
}
pub(super) fn editor_from_env() -> String {
env::var("VISUAL")
.or_else(|_| env::var("EDITOR"))
.unwrap_or_else(|_| String::from("vi"))
}
pub(super) fn open_git_config() -> Result<Config> {
git2::Repository::open_from_env()
.map_err(|e| anyhow!(String::from(e.message())))?
.config()
.map_err(|e| anyhow!(String::from(e.message())))
}
pub(super) fn get_diff_show_whitespace(git_config: &Config) -> Result<DiffShowWhitespaceSetting> {
let diff_show_whitespace = get_string(git_config, "interactive-rebase-tool.diffShowWhitespace", "both")?;
match diff_show_whitespace.to_lowercase().as_str() {
"true" | "on" | "both" => Ok(DiffShowWhitespaceSetting::Both),
"trailing" => Ok(DiffShowWhitespaceSetting::Trailing),
"leading" => Ok(DiffShowWhitespaceSetting::Leading),
"false" | "off" | "none" => Ok(DiffShowWhitespaceSetting::None),
_ => {
Err(anyhow!(
"\"{}\" does not match one of \"true\", \"on\", \"both\", \"trailing\", \"leading\", \"false\", \
\"off\" or \"none\"",
diff_show_whitespace
)
.context("\"interactive-rebase-tool.diffShowWhitespace\" is not valid"))
},
}
}
pub(super) fn get_diff_ignore_whitespace(git_config: &Config) -> Result<DiffIgnoreWhitespaceSetting> {
let diff_ignore_whitespace = get_string(git_config, "interactive-rebase-tool.diffIgnoreWhitespace", "none")?;
match diff_ignore_whitespace.to_lowercase().as_str() {
"true" | "on" | "all" => Ok(DiffIgnoreWhitespaceSetting::All),
"change" => Ok(DiffIgnoreWhitespaceSetting::Change),
"false" | "off" | "none" => Ok(DiffIgnoreWhitespaceSetting::None),
_ => {
Err(anyhow!(
"\"{}\" does not match one of \"true\", \"on\", \"all\", \"change\", \"false\", \"off\" or \"none\"",
diff_ignore_whitespace
)
.context("\"interactive-rebase-tool.diffIgnoreWhitespace\" is not valid"))
},
}
}
|
