doc comment

Cargo.lock

@@ -1575,9 +1575,9 @@ dependencies = [
 
 [[package]]
 name = "slab"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4614a76b2a8be0058caa9dbbaf66d988527d86d003c11a94fbd335d7661edcef"
+checksum = "6528351c9bc8ab22353f9d776db39a20288e8d6c37ef8cfe3317cf875eecfc2d"
 dependencies = [
  "autocfg",
 ]
@@ -1786,9 +1786,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-stream"
-version = "0.1.11"
+version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d660770404473ccd7bc9f8b28494a811bc18542b915c0855c51e8f419d5223ce"
+checksum = "8fb52b74f05dbf495a8fba459fdc331812b96aa086d9eb78101fa0d4569c3313"
 dependencies = [
  "futures-core",
  "pin-project-lite 0.2.9",

src/config.rs

@@ -108,6 +108,7 @@ impl FromStr for CacheMaxBlobLen {
     rename_all = "kebab-case",
     about = env!("CARGO_PKG_DESCRIPTION"),
     author = env!("CARGO_PKG_HOMEPAGE"),
+    long_about="rga: ripgrep, but also search in PDFs, E-Books, Office documents, zip, tar.gz, etc.",
     // TODO: long_about does not seem to work to only show this on short help
     after_help = "-h shows a concise overview, --help shows more detail and advanced options.\n\nAll other options not shown here are passed directly to rg, especially [PATTERN] and [PATH ...]",
     usage = "rga [RGA OPTIONS] [RG OPTIONS] PATTERN [PATH ...]"
@@ -197,9 +198,9 @@ pub struct CacheConfig {
     /// Disable caching of results
     ///
     /// By default, rga caches the extracted text, if it is small enough,
-    /// to a database in ~/.cache/rga on Linux,
-    /// ~/Library/Caches/rga on macOS,
-    /// or C:\Users\username\AppData\Local\rga on Windows.
+    /// to a database in ${XDG_CACHE_DIR-~/.cache}/ripgrep-all on Linux,
+    /// ~/Library/Caches/ripgrep-all on macOS,
+    /// or C:\Users\username\AppData\Local\ripgrep-all on Windows.
     /// This way, repeated searches on the same set of files will be much faster.
     /// If you pass this flag, all caching will be disabled.
     #[serde(default, skip_serializing_if = "is_default")]