Turbocharged formula name completion

Library/Homebrew/brew.sh

@@ -38,12 +38,13 @@ HOMEBREW_TEMP="${HOMEBREW_TEMP:-${HOMEBREW_DEFAULT_TEMP}}"
 # Don't need shellcheck to follow these `source`.
 # shellcheck disable=SC1090
 case "$*" in
-  --prefix)            echo "$HOMEBREW_PREFIX"; exit 0 ;;
-  --cellar)            echo "$HOMEBREW_CELLAR"; exit 0 ;;
-  --repository|--repo) echo "$HOMEBREW_REPOSITORY"; exit 0 ;;
-  --caskroom)          echo "$HOMEBREW_PREFIX/Caskroom"; exit 0 ;;
-  --cache)             echo "$HOMEBREW_CACHE"; exit 0 ;;
-  shellenv)            source "$HOMEBREW_LIBRARY/Homebrew/cmd/shellenv.sh"; homebrew-shellenv; exit 0 ;;
+  --prefix)             echo "$HOMEBREW_PREFIX"; exit 0 ;;
+  --cellar)             echo "$HOMEBREW_CELLAR"; exit 0 ;;
+  --repository|--repo)  echo "$HOMEBREW_REPOSITORY"; exit 0 ;;
+  --caskroom)           echo "$HOMEBREW_PREFIX/Caskroom"; exit 0 ;;
+  --cache)              echo "$HOMEBREW_CACHE"; exit 0 ;;
+  shellenv)             source "$HOMEBREW_LIBRARY/Homebrew/cmd/shellenv.sh"; homebrew-shellenv; exit 0 ;;
+  formulae|formulas)    source "$HOMEBREW_LIBRARY/Homebrew/cmd/formulae.sh"; homebrew-formulae; exit 0 ;;
 esac
 
 #####

Library/Homebrew/cmd/formulae.sh

@@ -0,0 +1,11 @@
+#:  * `formulae`
+#:
+#:  Prints a sorted list of locally available formulas including shortnames.
+#:
+
+# shellcheck disable=SC2155
+homebrew-formulae() {
+  local formulae="$(find "$HOMEBREW_REPOSITORY"/Library/Taps -type d \( -name Casks -o -name cmd -o -name .github \) -prune -false -o -name '*rb' | sed 's/\.rb//g' | sed -E 's .*/Taps/(.*)/homebrew- \1/ g' | sed 's /Formula/ / g')"
+  local shortnames="$(echo "$formulae" | cut -d / -f 3)"
+  echo -e "$formulae \n $shortnames" | grep -v '^homebrew/' | sort -uf
+}

completions/bash/brew

@@ -50,9 +50,8 @@ __brewcomp() {
 # it is too slow and is not worth it just for duplicate elimination.
 __brew_complete_formulae() {
   local cur="${COMP_WORDS[COMP_CWORD]}"
-  local formulas="$(brew search)"
-  local shortnames="$(echo "$formulas" | \grep / | \cut -d / -f 3)"
-  COMPREPLY=($(compgen -W "$formulas $shortnames" -- "$cur"))
+  local formulae="$(brew formulae)"
+  COMPREPLY=($(compgen -W "$formulae" -- "$cur"))
 }
 
 __brew_complete_installed() {

completions/fish/brew.fish

@@ -99,7 +99,7 @@ function __fish_brew_suggest_formulae_all -d 'Lists all available formulae with
             '.each{ |k, v| puts([k, v].reject(&:nil?).join("\t")) }'
         # backup: (note that it lists only formulae names without descriptions)
     else
-        brew search
+        brew formulae
     end
 end
 

completions/internal_commands_list.txt

@@ -37,6 +37,7 @@ environment
 extract
 fetch
 formula
+formulae
 gist-logs
 help
 home

completions/zsh/_brew

@@ -54,7 +54,7 @@ __brew_formulae() {
   local -a list
   local comp_cachename=brew_formulae
   if ! _retrieve_cache $comp_cachename; then
-    list=( $(brew search) )
+    list=( $(brew formulae) )
     _store_cache $comp_cachename list
   fi
   _describe -t formulae 'all formulae' list
@@ -111,6 +111,7 @@ __brew_common_commands() {
     'edit:edit a formula'
     'fetch:download formula resources to the cache'
     'formula:the path for a formula'
+		'formulas:show a sorted list of installable formulas'
     'gist-logs:generate a gist of the full build logs'
     'home:visit the homepage of a formula or the brew project'
     'info:information about a formula'

docs/Manpage.md

@@ -240,6 +240,10 @@ For tarballs, also print SHA-256 checksums.
 * `--force-bottle`:
   Download a bottle if it exists for the current or newest version of macOS, even if it would not be used during installation.
 
+### `formulae`
+
+Prints a sorted list of locally available formulas including shortnames.
+
 ### `gist-logs` [*`options`*] *`formula`*
 
 Upload logs for a failed build of *`formula`* to a new Gist. Presents an

manpages/brew.1

@@ -336,6 +336,9 @@ Download source packages (for eventual bottling) rather than a bottle\.
 \fB\-\-force\-bottle\fR
 Download a bottle if it exists for the current or newest version of macOS, even if it would not be used during installation\.
 .
+.SS "\fBformulae\fR"
+Prints a sorted list of locally available formulas including shortnames\.
+.
 .SS "\fBgist\-logs\fR [\fIoptions\fR] \fIformula\fR"
 Upload logs for a failed build of \fIformula\fR to a new Gist\. Presents an error message if no logs are found\.
 .