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-rw-r--r--src/backup_reason.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/backup_reason.rs b/src/backup_reason.rs
index 0a51556..590f470 100644
--- a/src/backup_reason.rs
+++ b/src/backup_reason.rs
@@ -1,19 +1,38 @@
+//! Why was a file backed up?
+
use rusqlite::types::ToSqlOutput;
use rusqlite::ToSql;
use std::fmt;
+/// Represent the reason a file is in a backup.
#[derive(Debug, Copy, Clone)]
pub enum Reason {
+ /// File was skipped for some reason, but carried over without changes.
Skipped,
+ /// File is new, compared to previous backup.
IsNew,
+ /// File has been changed, compared to previous backup,
Changed,
+ /// File has not been changed, compared to previous backup,
Unchanged,
+ /// There was an error looking up the file in the previous backup.
+ ///
+ /// File has been carried over without changes.
GenerationLookupError,
+ /// The was an error backing up the file.
+ ///
+ /// File has been carried over without changes.
FileError,
+ /// Reason is unknown.
+ ///
+ /// The previous backup had a reason that the current version of
+ /// Obnam doesn't recognize. The file has been carried over
+ /// without changes.
Unknown,
}
impl Reason {
+ /// Create a Reason from a string representation.
pub fn from(text: &str) -> Reason {
match text {
"skipped" => Reason::Skipped,
@@ -28,6 +47,7 @@ impl Reason {
}
impl ToSql for Reason {
+ /// Represent Reason as text for SQL.
fn to_sql(&self) -> rusqlite::Result<ToSqlOutput> {
Ok(ToSqlOutput::Owned(rusqlite::types::Value::Text(format!(
"{}",
@@ -37,6 +57,7 @@ impl ToSql for Reason {
}
impl fmt::Display for Reason {
+ /// Represent Reason for display.
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let reason = match self {
Reason::Skipped => "skipped",