chore(readme): install dagtoc-bin via paru is not universal at present

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "dagtoc"
-version = "4.0.0"
+version = "4.0.1"
 authors = ["Collide <[email protected]>"]
 edition = "2021"
 categories = ["command-line-utilities"]

README.md

@@ -35,12 +35,6 @@ I plan to replace PyMuPDF with mupdf-rs completely once mupdf-rs supports to add
   $ paru -S dagtoc
   ```
 
-- Install binary:
-
-  ```bash
-  $ paru -S dagtoc-bin
-  ```
-
 
 
 ## Usage

src/toc/mod.rs

@@ -37,7 +37,7 @@ impl Toc<UserOutline<'_>> {
     }
 
     pub fn offset_pages(&mut self, count: i32) -> Result<(), PageOutbound> {
-        fn offset_pages_internal(
+        fn offset_pages_rec(
             outlines: &mut [UserOutline<'_>],
             count: i32,
         ) -> Result<(), PageOutbound> {
@@ -52,14 +52,14 @@ impl Toc<UserOutline<'_>> {
                 }
 
                 if !outline.down.is_empty() {
-                    offset_pages_internal(&mut outline.down, count)?;
+                    offset_pages_rec(&mut outline.down, count)?;
                 }
             }
 
             Ok(())
         }
 
-        offset_pages_internal(&mut self.0, count)
+        offset_pages_rec(&mut self.0, count)
     }
 
     pub fn as_pytoc(&self) -> Vec<PymupdfOutline<'_>> {
@@ -108,7 +108,7 @@ impl Toc<Outline> {
     }
 
     pub fn offset_pages(&mut self, count: i32) {
-        fn offset_pages_internal(outlines: &mut [Outline], count: i32) {
+        fn offset_pages_rec(outlines: &mut [Outline], count: i32) {
             for outline in outlines {
                 if let Some(page) = outline.page.map(|p| p as i32) {
                     let new_page = page + count;
@@ -118,11 +118,11 @@ impl Toc<Outline> {
                 }
 
                 if !outline.down.is_empty() {
-                    offset_pages_internal(&mut outline.down, count);
+                    offset_pages_rec(&mut outline.down, count);
                 }
             }
         }
 
-        offset_pages_internal(&mut self.0, count)
+        offset_pages_rec(&mut self.0, count)
     }
 }