Add fish completions for the brew binary

See Library/Contributions

1 files changed, 73 insertions, 0 deletions

diff --git a/Library/Contributions/brew_fish_completion.fish b/Library/Contributions/brew_fish_completion.fish
new file mode 100644
index 000000000..12a89120c
--- /dev/null
+++ b/Library/Contributions/brew_fish_completion.fish
@@ -0,0 +1,73 @@
+# This script contains basic completion of brew commands for
+# fish (http://fishshell.org). To install it either put it
+# in <your-fish-install-location>/share/fish/completions
+# or ~/.config/fish/completions - and name it 'brew.fish'
+# e.g.:
+#   mkdir -p ~/.config/fish/completions
+#   cp brew_fish_completion.fish ~/.config/fish/completions/brew.fish
+
+function __fish_complete_homebrew_formula
+  set arguments (commandline -opc)
+  for cmd in $arguments
+  
+    if contains -- $cmd edit install homepage home
+      ls (brew --prefix)/Library/Formula | sed s/\.rb//
+      return 0
+    end
+    
+    if contains -- $cmd abv info list link ls ln rm remove uninstall
+      ls (brew --prefix)/Cellar
+      return 0
+    end
+    
+  end
+end
+
+function __fish_complete_brew_has_command
+  set arguments (commandline -opc)
+  
+  if [ (count $arguments) = 1 ]
+    return 1
+  end
+  
+  for cmd in $arguments
+    if contains -- $cmd abv info list link ls ln rm remove uninstall edit install homepage home prune gen
+      return 0
+    end
+  end
+  return 1
+  
+end
+
+function __fish_complete_brew_command
+  set arguments (commandline -opc)
+  set cmd $argv[1]
+  
+  if contains -- $cmd abv info list link ls ln rm remove uninstall edit install homepage home prune gen
+    return 0
+  end
+  return 1
+end
+
+function __fish_complete_brew_no_command
+  for cmd in (commandline -opc)
+    if contains -- $cmd abv info list link ls ln rm remove uninstall edit install homepage home prune gen
+      return 1
+    end
+  end
+  return 0
+end
+
+complete -c brew -x -a "abv info list link ls ln rm remove uninstall edit install homepage home prune gen" -n '__fish_complete_brew_no_command'
+complete -c brew -x -a '(__fish_complete_homebrew_formula)' -n '__fish_complete_brew_has_command'
+
+complete -c brew -s d -l debug -n '__fish_complete_brew_command install'
+complete -c brew -s i -l interactive -n '__fish_complete_brew_command install'
+
+complete -c brew -l github -n '__fish_complete_brew_command info'
+
+complete -c brew -l prefix  -n '__fish_complete_brew_no_command'
+complete -c brew -l version -n '__fish_complete_brew_no_command'
+complete -c brew -l cache   -n '__fish_complete_brew_no_command'
+
+complete -c brew -s v -l verbose