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Rakefile: Make everything dependencies-based again

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This commit is contained in:
David Majda 2010-08-15 19:38:15 +02:00
parent 9e2fc76fc5
commit 44f541330e
1 changed files with 21 additions and 7 deletions
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28
Rakefile
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@ -2,6 +2,16 @@ SRC_DIR = "src"
LIB_DIR = "lib"
BIN_DIR = "bin"
PEGJS = "#{BIN_DIR}/pegjs"
SRC_FILES = Dir["#{SRC_DIR}/**/*.js"]
PEGJS_SRC_FILE = "#{SRC_DIR}/peg.js"
PEGJS_OUT_FILE = "#{LIB_DIR}/peg.js"
PARSER_SRC_FILE = "#{SRC_DIR}/parser.pegjs"
PARSER_OUT_FILE = "#{SRC_DIR}/parser.js"
def preprocess(input, base_dir)
input.split("\n").map do |line|
if line =~ /^\s*\/\/\s*@include\s*"([^"]*)"\s*$/
@ -16,16 +26,20 @@ def preprocess(input, base_dir)
end.join("\n")
end
desc "Generate the grammar parser"
task :parser do
system "#{BIN_DIR}/pegjs PEG.parser #{SRC_DIR}/parser.pegjs"
file PARSER_OUT_FILE => PARSER_SRC_FILE do
system "#{PEGJS} PEG.parser #{PARSER_SRC_FILE} #{PARSER_OUT_FILE}"
end
desc "Build the peg.js file"
task :build do
File.open("#{LIB_DIR}/peg.js", "w") do |f|
f.write(preprocess(File.read("#{SRC_DIR}/peg.js"), SRC_DIR))
file PEGJS_OUT_FILE => SRC_FILES do
File.open(PEGJS_OUT_FILE, "w") do |f|
f.write(preprocess(File.read(PEGJS_SRC_FILE), SRC_DIR))
end
end
desc "Generate the grammar parser"
task :parser => PARSER_OUT_FILE
desc "Build the peg.js file"
task :build => PEGJS_OUT_FILE
task :default => :build