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Utils::Shell: convert to use module_function

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This commit is contained in:
Misty De Meo 2016-09-05 14:45:29 +10:00
parent dfcbefff73
commit e40d70c761
1 changed files with 16 additions and 8 deletions
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24
Library/Homebrew/utils/shell.rb
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@ -14,23 +14,26 @@ module Utils
# take a path and heuristically convert it
# to a shell name, return nil if there's no match
def self.path_to_shell(path)
def path_to_shell(path)
# we only care about the basename
shell_name = File.basename(path)
# handle possible version suffix like `zsh-5.2`
shell_name.sub!(/-.*\z/m, "")
shell_name.to_sym if %w[bash csh fish ksh sh tcsh zsh].include?(shell_name)
end
module_function :path_to_shell
def self.preferred_shell
def preferred_shell
path_to_shell(ENV.fetch("SHELL", ""))
end
module_function :preferred_shell
def self.parent_shell
def parent_shell
path_to_shell(`ps -p #{Process.ppid} -o ucomm=`.strip)
end
module_function :parent_shell
def self.csh_quote(str)
def csh_quote(str)
# ruby's implementation of shell_escape
str = str.to_s
return "''" if str.empty?
@ -41,8 +44,9 @@ module Utils
str.gsub!(/\n/, "'\\\n'")
str
end
module_function :csh_quote
def self.sh_quote(str)
def sh_quote(str)
# ruby's implementation of shell_escape
str = str.to_s
return "''" if str.empty?
@ -52,9 +56,10 @@ module Utils
str.gsub!(/\n/, "'\n'")
str
end
module_function :sh_quote
# quote values. quoting keys is overkill
def self.export_value(shell, key, value)
def export_value(shell, key, value)
case shell
when :bash, :ksh, :sh, :zsh
"export #{key}=\"#{sh_quote(value)}\""
@ -67,13 +72,15 @@ module Utils
"setenv #{key} #{csh_quote(value)};"
end
end
module_function :export_value
# return the shell profile file based on users' preferred shell
def self.shell_profile
def shell_profile
SHELL_PROFILE_MAP.fetch(preferred_shell, "~/.bash_profile")
end
module_function :shell_profile
def self.prepend_path_in_shell_profile(path)
def prepend_path_in_shell_profile(path)
case preferred_shell
when :bash, :ksh, :sh, :zsh, nil
"echo 'export PATH=\"#{sh_quote(path)}:$PATH\"' >> #{shell_profile}"
@ -83,5 +90,6 @@ module Utils
"echo 'set -g fish_user_paths \"#{sh_quote(path)}\" $fish_user_paths' >> #{shell_profile}"
end
end
module_function :prepend_path_in_shell_profile
end
end