just: checking for ellipses

Add custom check for ellipses "...", asking for replacement of "…".

Git ranges and the CLI wildcard matches are ignored.

This change includes fixes to all sites that did not pass the check.

scripts/build-man-pages.sh

@@ -28,7 +28,7 @@ install() {
 
 main() {
   if [ $# -lt 2 ]; then
-    echo "usage: $0 <output-dir> <input-file>..."
+    echo "usage: $0 <output-dir> <input-file>…"
     exit 1
   fi
 

scripts/just/check-ellipses.sh

@@ -0,0 +1,54 @@
+#! /usr/bin/env bash
+set -euo pipefail
+
+# Replace '...' with '…' (U+2026) in markdown, just and Rust files, but ignore:
+# - Git ranges with hex hashes, e.g. 20aa5dd...f2de534
+# - Git ranges with ref paths, e.g. feature/1...rad/patches/f2de534
+# - Standalone '...' lines used as output wildcards in CLI example tests
+# - Wildcards for CLI example tests, i.e. [...]
+patterns=('*.md' '*.rs' '*justfile')
+
+# Get all regular files (exclude symlinks, directories, etc.)
+files=()
+while IFS= read -r -d '' file; do
+    if [ -f "$file" ] && [ ! -L "$file" ]; then
+        files+=("$file")
+    fi
+done < <(git ls-files -z "${patterns[@]}")
+
+if [ ${#files[@]} -eq 0 ]; then
+    exit 0
+fi
+
+# Checksum files before sed so we detect only changes it makes.
+before=$(printf '%s\0' "${files[@]}" | xargs -0 md5sum)
+
+standalone_wildcard='^[[:space:]]*\.\.\.[[:space:]]*$'
+git_hex_range='[0-9a-f]{4,}\.\.\.[0-9a-f]{4,}'
+git_ref_range='[^[:space:]]*\/[^[:space:]]*\.\.\.[^[:space:]]*\/[^[:space:]]*'
+bracket_wildcard='\[[[:space:]]*\.\.\.[[:space:]]*\]'
+
+# Detect GNU vs BSD sed to apply the correct in-place flag
+if sed --version >/dev/null 2>&1; then
+    sed_cmd=(sed -i -E)
+else
+    sed_cmd=(sed -i '' -E)
+fi
+
+printf '%s\0' "${files[@]}" | xargs -0 "${sed_cmd[@]}" \
+    -e "/${standalone_wildcard}/b" \
+    -e "/${git_hex_range}/b" \
+    -e "/${git_ref_range}/b" \
+    -e "/${bracket_wildcard}/b" \
+    -e 's/\.\.\./…/g'
+
+after=$(printf '%s\0' "${files[@]}" | xargs -0 md5sum)
+
+changed=$(diff <(echo "$before") <(echo "$after") | grep '^>' | sed 's/^> [a-f0-9]*  //' || true)
+
+if [ -n "$changed" ]; then
+    echo "error: Replaced '...' with '…' (U+2026) in the following files:"
+    echo "$changed"
+    echo "Please commit these changes."
+    exit 1
+fi

scripts/just/check-keywords.sh

@@ -1,6 +1,6 @@
 #! /usr/bin/env bash
 set -e
-echo "${CHECK}Checking for forbidden words in staged files...${NORMAL}"
+echo "${CHECK}Checking for forbidden words in staged files…${NORMAL}"
 
 # Get staged Rust files
 STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACMR | grep '\.rs$' || true)