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Fix getting cask path for queries.

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This commit is contained in:
Markus Reiter 2016-10-08 13:25:38 +02:00
parent 0c193c308e
commit 67a7d1a64a
10 changed files with 111 additions and 83 deletions
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61
Library/Homebrew/cask/lib/hbc/cask_loader.rb Normal file
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@ -0,0 +1,61 @@
module Hbc
class CaskLoader
def self.load_from_file(path)
raise CaskError, "File '#{path}' does not exist" unless path.exist?
raise CaskError, "File '#{path}' is not readable" unless path.readable?
raise CaskError, "File '#{path}' is not a plain file" unless path.file?
token = path.basename(".rb").to_s
content = File.open(path, "rb") do |caskfile|
if defined?(Encoding)
caskfile.read.force_encoding("UTF-8")
else
caskfile.read
end
end
new(token, content, path).load
end
def self.load_from_string(token, content)
new(token, content).load
end
def load
instance_eval(@content, __FILE__, __LINE__)
rescue CaskError, StandardError, ScriptError => e
e.message.concat(" while loading '#{@token}'")
e.message.concat(" from '#{@path}'") unless @path.nil?
raise e, e.message
end
private
def initialize(token, content, path = nil)
@token = token
@content = content
@path = path unless path.nil?
end
def cask(header_token, &block)
@klass = Cask
build_cask(header_token, &block)
end
def test_cask(header_token, &block)
@klass = TestCask
build_cask(header_token, &block)
end
def build_cask(header_token, &block)
raise CaskTokenDoesNotMatchError.new(@token, header_token) unless @token == header_token
if @path.nil?
@klass.new(@token, &block)
else
@klass.new(@token, sourcefile_path: @path, &block)
end
end
end
end

27
Library/Homebrew/cask/lib/hbc/locations.rb
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@ -131,21 +131,32 @@ module Hbc
end
def path(query)
query = query.sub(%r{\.rb$}i, "")
token_with_tap = if query.include?("/")
query
query_path = Pathname.new(query)
if query_path.exist? || query_path.absolute?
return query_path
end
query_without_extension = query.sub(%r{\.rb$}i, "")
token_with_tap = if query =~ %r{\A[^/]+/[^/]+/[^/]+\Z}
query_without_extension
else
all_tokens.detect do |tap_and_token|
tap_and_token.split("/")[2] == query
end
all_tokens.detect { |tap_and_token|
tap_and_token.split("/")[2] == query_without_extension
}
end
if token_with_tap
user, repo, token = token_with_tap.split("/")
Tap.fetch(user, repo).cask_dir.join("#{token}.rb")
tap = Tap.fetch(user, repo)
else
default_tap.cask_dir.join("#{query}.rb")
token = query_without_extension
tap = Hbc.default_tap
end
return query_path if tap.cask_dir.nil?
tap.cask_dir.join("#{token}.rb")
end
def tcc_db

2
Library/Homebrew/cask/lib/hbc/qualified_token.rb
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@ -13,7 +13,7 @@ module Hbc
TAP_REGEX = %r{#{USER_REGEX}[/\-]#{REPO_REGEX}}
QUALIFIED_TOKEN_REGEX ||= %r{#{TAP_REGEX}/#{TOKEN_REGEX}}
QUALIFIED_TOKEN_REGEX = %r{#{TAP_REGEX}/#{TOKEN_REGEX}}
def self.parse(arg)
return nil unless arg.is_a?(String) && arg.downcase =~ %r{^#{QUALIFIED_TOKEN_REGEX}$}

54
Library/Homebrew/cask/lib/hbc/source/path_base.rb
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@ -1,4 +1,5 @@
require "rubygems"
require "hbc/cask_loader"
module Hbc
module Source
@ -6,67 +7,22 @@ module Hbc
# derived classes must define method self.me?
def self.path_for_query(query)
query_string = query.to_s
Pathname.new(query_string.end_with?(".rb") ? query_string : query_string + ".rb")
Pathname.new(query).sub(%r{(\.rb)?$}, ".rb")
end
attr_reader :path
def initialize(path)
@path = Pathname(path).expand_path
@path = Pathname.new(path).expand_path
end
def load
raise CaskError, "File '#{path}' does not exist" unless path.exist?
raise CaskError, "File '#{path}' is not readable" unless path.readable?
raise CaskError, "File '#{path}' is not a plain file" unless path.file?
load_cask
CaskLoader.load_from_file(@path)
end
def to_s
# stringify to fully-resolved location
path.to_s
end
private
def load_cask
instance_eval(cask_contents, __FILE__, __LINE__)
rescue CaskError, StandardError, ScriptError => e
# bug: e.message.concat doesn't work with CaskError exceptions
raise e, e.message.concat(" while loading '#{path}'")
end
def cask_contents
File.open(path, "rb") do |handle|
contents = handle.read
if defined?(Encoding)
contents.force_encoding("UTF-8")
else
contents
end
end
end
def cask(header_token, &block)
build_cask(Cask, header_token, &block)
end
def test_cask(header_token, &block)
build_cask(TestCask, header_token, &block)
end
def build_cask(cask_class, header_token, &block)
if header_token.is_a?(Hash)
# Cask file is using old `cask :v1 => 'token'` syntax
header_token = header_token.values.first
end
raise CaskTokenDoesNotMatchError.new(cask_token, header_token) unless cask_token == header_token
cask_class.new(cask_token, sourcefile_path: path, &block)
end
def cask_token
path.basename.to_s.sub(%r{\.rb}, "")
@path.to_s
end
end
end

21
Library/Homebrew/cask/lib/hbc/source/tapped.rb
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@ -2,21 +2,7 @@ module Hbc
module Source
class Tapped
def self.me?(query)
path_for_query(query).exist?
end
def self.path_for_query(query)
# Repeating Hbc.all_tokens is very slow for operations such as
# brew cask list, but memoizing the value might cause breakage
# elsewhere, given that installation and tap status is permitted
# to change during the course of an invocation.
token_with_tap = Hbc.all_tokens.find { |t| t.split("/").last == query.sub(%r{\.rb$}i, "") }
if token_with_tap
user, repo, token = token_with_tap.split("/")
Tap.fetch(user, repo).cask_dir.join("#{token}.rb")
else
Hbc.default_tap.cask_dir.join(query.sub(%r{(\.rb)?$}i, ".rb"))
end
Hbc.path(query).exist?
end
attr_reader :token
@ -26,13 +12,12 @@ module Hbc
end
def load
path = self.class.path_for_query(token)
PathSlashOptional.new(path).load
PathSlashOptional.new(Hbc.path(token)).load
end
def to_s
# stringify to fully-resolved location
self.class.path_for_query(token).expand_path.to_s
Hbc.path(token).expand_path.to_s
end
end
end

7
Library/Homebrew/cask/lib/hbc/source/tapped_qualified.rb
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@ -6,7 +6,7 @@ module Hbc
def self.me?(query)
return if (tap = tap_for_query(query)).nil?
tap.installed? && path_for_query(query).exist?
tap.installed? && Hbc.path(query).exist?
end
def self.tap_for_query(query)
@ -16,11 +16,6 @@ module Hbc
user, repo = qualified_token[0..1]
Tap.fetch(user, repo)
end
def self.path_for_query(query)
user, repo, token = QualifiedToken.parse(query)
Tap.fetch(user, repo).cask_dir.join(token.sub(%r{(\.rb)?$}i, ".rb"))
end
end
end
end

2
Library/Homebrew/cask/lib/hbc/source/untapped_qualified.rb
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@ -7,7 +7,7 @@ module Hbc
return if (tap = tap_for_query(query)).nil?
tap.install
tap.installed? && path_for_query(query).exist?
tap.installed? && Hbc.path(query).exist?
end
end
end

1
Library/Homebrew/compat.rb
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@ -1,5 +1,6 @@
require "compat/fails_with_llvm"
require "compat/tap"
require "compat/hbc"
require "compat/formula"
require "compat/formula_specialties"
require "compat/global"

1
Library/Homebrew/compat/hbc.rb Normal file
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@ -0,0 +1 @@
require "compat/hbc/cask_loader"

18
Library/Homebrew/compat/hbc/cask_loader.rb Normal file
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@ -0,0 +1,18 @@
module CaskLoaderCompatibilityLayer
private
def build_cask(header_token, &block)
if header_token.is_a?(Hash) && header_token.key?(:v1)
odeprecated %q("cask :v1 => 'token'"), %q("cask 'token'")
header_token = header_token[:v1]
end
super(header_token, &block)
end
end
module Hbc
class CaskLoader
prepend CaskLoaderCompatibilityLayer
end
end