37 lines
1.1 KiB
Rust
37 lines
1.1 KiB
Rust
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use std::path::PathBuf;
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use crate::AbsolutePathBuf;
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pub fn home_dir() -> Option<AbsolutePathBuf> {
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dirs::home_dir().and_then(|home| AbsolutePathBuf::try_from(home).ok())
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}
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/// Return the data directory for the current platform or XDG_DATA_HOME if specified.
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pub fn data_dir() -> Option<AbsolutePathBuf> {
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configurable_dir_path("XDG_DATA_HOME", dirs::data_dir)
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}
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/// Return the cache directory for the current platform or XDG_CACHE_HOME if specified.
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pub fn cache_dir() -> Option<AbsolutePathBuf> {
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configurable_dir_path("XDG_CACHE_HOME", dirs::cache_dir)
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}
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/// Return the nushell config directory.
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pub fn nu_config_dir() -> Option<AbsolutePathBuf> {
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configurable_dir_path("XDG_CONFIG_HOME", dirs::config_dir).map(|mut p| {
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p.push("nushell");
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p
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})
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}
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fn configurable_dir_path(
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name: &'static str,
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dir: impl FnOnce() -> Option<PathBuf>,
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) -> Option<AbsolutePathBuf> {
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std::env::var(name)
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.ok()
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.and_then(|path| AbsolutePathBuf::try_from(path).ok())
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.or_else(|| dir().and_then(|path| AbsolutePathBuf::try_from(path).ok()))
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.map(|path| path.canonicalize().map(Into::into).unwrap_or(path))
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}
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