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Versions: 123
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Stored size: 1.47 KB
Contents
module CF
module Spacing
@@indentation = 0
def indented
@@indentation += 1
yield
ensure
@@indentation -= 1
end
def line(msg = "")
return puts "" if msg.empty?
start_line(msg)
puts ""
end
def start_line(msg)
print " " * @@indentation unless quiet?
print msg
end
def lines(blob)
blob.each_line do |line|
start_line(line)
end
line
end
def quiet?
false
end
def spaced(vals)
num = 0
vals.each do |val|
line unless quiet? || num == 0
yield val
num += 1
end
end
def tabular(*rows)
spacings = []
rows.each do |row|
next unless row
row.each.with_index do |col, i|
next unless col
width = text_width(col)
if !spacings[i] || width > spacings[i]
spacings[i] = width
end
end
end
columns = spacings.size
rows.each do |row|
next unless row
row.each.with_index do |col, i|
next unless col
start_line justify(col, spacings[i])
print " " unless i + 1 == columns
end
line
end
end
def trim_escapes(str)
str.gsub(/\e\[\d+m/, "")
end
def text_width(str)
trim_escapes(str).size
end
def justify(str, width)
trimmed = trim_escapes(str)
str.ljust(width + (str.size - trimmed.size))
end
end
end
Version data entries
123 entries across 123 versions & 2 rubygems