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Versions: 15
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Contents
module ApplicationView
module FileSupport
def confirm_overwrite(path)
if File.exists?(path)
puts "File exists: #{display_path(path)}"
print " overwrite? (y/n)"
answer = $stdin.gets
answer =~ /^y/i
else
true
end
end
# friendlier display of paths
def display_path(path)
path = File.expand_path(path)
path.gsub(BASE_PATH, "")
end
# saves the output string to the filename given
#
def save_to_file(output, filename)
unless File.exists?(filename)
File.open(filename, "w") do |w|
w.write(output)
end
end
end
# given a path and line number, returns the line and two lines previous
#
def get_line_from_file(path, line_number)
line_number = line_number.to_i
output = ""
lines = []
File.open(path) do |f|
lines = f.readlines
end
output += "\n"
3.times do |i|
line = lines[line_number-(3-i)]
output += line if line
end
output += "\n"
output
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems