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Contents
module Sprockets
class SourceLine
attr_reader :source_file, :line, :number
def initialize(source_file, line, number)
@source_file = source_file
@line = line
@number = number
end
def comment
@comment ||= line[/^\s*\/\/(.*)/, 1]
end
def comment?
!!comment
end
def comment!
@comment = line
end
def begins_multiline_comment?
line =~ /^\s*\/\*(.*)/
end
def begins_pdoc_comment?
line =~ /^\s*\/\*\*(.*)/
end
def ends_multiline_comment?
line =~ /^(.*)\*\/\s*/
end
def ends_pdoc_comment?
line =~ /^(.*)\*\*\/\s*/
end
def require
@require ||= (comment || "")[/^=\s+require\s+(\"(.*?)\"|<(.*?)>)\s*$/, 1]
end
def require?
!!require
end
def provide
@provide ||= (comment || "")[/^=\s+provide\s+\"(.*?)\"\s*$/, 1]
end
def provide?
!!provide
end
def inspect
"line #@number of #{@source_file.pathname}"
end
def to_s(constants = source_file.environment.constants)
result = line.chomp
interpolate_constants!(result, constants)
strip_trailing_whitespace!(result)
result + $/
end
protected
def interpolate_constants!(result, constants)
result.gsub!(/<%=(.*?)%>/) do
constant = $1.strip
if value = constants[constant]
value
else
raise UndefinedConstantError, "couldn't find constant `#{constant}' in #{inspect}"
end
end
end
def strip_trailing_whitespace!(result)
result.gsub!(/\s+$/, "")
end
end
end
Version data entries
12 entries across 11 versions & 2 rubygems