Regenerate man pages after documenting cumulative behaviour

Author: ojuschugh1

src/doc/man/generated_txt/cargo-doc.txt

@@ -10,6 +10,25 @@ DESCRIPTION
        Build the documentation for the local package and all dependencies. The
        output is placed in target/doc in rustdoc’s usual format.
 
+       Note: Cargo’s documentation is cumulative. When you run
+
+           cargo doc
+
+       Cargo will preserve any existing HTML in target/doc/ (including your
+       dependencies’ docs) rather than deleting it. Flags like --no-deps
+       simply prevent rebuilding those pages—they will remain until you
+       explicitly clean them up.
+
+   Removing old docs
+       If you truly want to start fresh, you have two options:
+
+       1. cargo clean --doc Deletes all documentation (your crate +
+          dependencies).
+
+       2. Manual deletion To remove only specific dependency folders (for
+          example: rm -rf target/doc/foo-0.1.0/) without nuking everything
+          else.
+
 OPTIONS
    Documentation Options
        --open

src/doc/src/commands/cargo-doc.md

@@ -12,6 +12,28 @@ cargo-doc --- Build a package's documentation
 Build the documentation for the local package and all dependencies. The output
 is placed in `target/doc` in rustdoc's usual format.
 
+**Note:** Cargo's documentation is *cumulative*. When you run
+
+```bash
+cargo doc
+```
+
+Cargo will preserve any existing HTML in `target/doc/` (including your
+dependencies' docs) rather than deleting it. Flags like `--no-deps`
+simply prevent *rebuilding* those pages—they will remain until you
+explicitly clean them up.
+
+### Removing old docs
+
+If you truly want to start fresh, you have two options:
+
+1. **`cargo clean --doc`**
+   Deletes *all* documentation (your crate + dependencies).
+2. **Manual deletion**
+   To remove only specific dependency folders (for example:
+   `rm -rf target/doc/foo-0.1.0/`) without nuking everything else.
+
+
 ## OPTIONS
 
 ### Documentation Options

src/etc/man/cargo-doc.1

@@ -10,6 +10,32 @@ cargo\-doc \[em] Build a package\[cq]s documentation
 .SH "DESCRIPTION"
 Build the documentation for the local package and all dependencies. The output
 is placed in \fBtarget/doc\fR in rustdoc\[cq]s usual format.
+.sp
+\fBNote:\fR Cargo\[cq]s documentation is \fIcumulative\fR\&. When you run
+.sp
+.RS 4
+.nf
+cargo doc
+.fi
+.RE
+.sp
+Cargo will preserve any existing HTML in \fBtarget/doc/\fR (including your
+dependencies\[cq] docs) rather than deleting it. Flags like \fB\-\-no\-deps\fR
+simply prevent \fIrebuilding\fR those pages\[em]they will remain until you
+explicitly clean them up.
+.SS "Removing old docs"
+If you truly want to start fresh, you have two options:
+.sp
+.RS 4
+\h'-04' 1.\h'+01'\fB\fBcargo clean \-\-doc\fB\fR
+Deletes \fIall\fR documentation (your crate + dependencies).
+.RE
+.sp
+.RS 4
+\h'-04' 2.\h'+01'\fBManual deletion\fR
+To remove only specific dependency folders (for example:
+\fBrm \-rf target/doc/foo\-0.1.0/\fR) without nuking everything else.
+.RE
 .SH "OPTIONS"
 .SS "Documentation Options"
 .sp