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//! # types
//!
//! Public library types.
//!
#[cfg(test)]
#[path = "./types_test.rs"]
mod types_test;
use crate::errors::EnvmntError;
/// Envmt Library Result
pub type EnvmntResult<T> = Result<T, EnvmntError>;
/// Get/Set list options
#[derive(Debug, Clone, Default)]
pub struct ListOptions {
/// The separator used to merge/split the values
pub separator: Option<String>,
/// if true, empty list will not be set and empty string will be considered as a list with a single empty value
pub ignore_empty: bool,
}
impl ListOptions {
/// Creates and returns a new instance.
pub fn new() -> ListOptions {
Default::default()
}
}
/// Expansion Type - unix/windows style
#[derive(Debug, Copy, Clone, PartialEq)]
pub enum ExpansionType {
/// Unix prefix environment style, for example: $MY_ENV
UnixPrefix,
/// Unix brackets environment style, for example: ${MY_ENV}
UnixBrackets,
/// All unix supported styles
Unix,
/// Windows environment style, for example: %MY_ENV%
Windows,
/// Current OS supported styles (Unix/Windows)
OS,
/// All supported styles for all platforms (not including custom types such as UnixBracketsWithDefaults
All,
/// Unix brackets like format with default value support ${key:default}
UnixBracketsWithDefaults,
}
/// Expand options
#[derive(Debug, Copy, Clone)]
pub struct ExpandOptions {
/// The expansion type (unix/windows/...)
pub expansion_type: Option<ExpansionType>,
/// If true (default), empty variables will be replaced with empty text, false to keep original variable untouched.
/// This is ignored in case of expansion type: UnixBracketsWithDefaults and a default is provided.
pub default_to_empty: bool,
}
impl ExpandOptions {
/// Creates and returns a new instance.
pub fn new() -> ExpandOptions {
ExpandOptions {
expansion_type: None,
default_to_empty: true,
}
}
/// Clones and modifies the expansion type
pub fn clone_with_expansion_type(
self: &ExpandOptions,
expansion_type: ExpansionType,
) -> ExpandOptions {
let mut options = self.clone();
options.expansion_type = Some(expansion_type);
options
}
}