86 lines
1.7 KiB
Ruby
86 lines
1.7 KiB
Ruby
#
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# output-method.rb - optput methods used by irb
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# $Release Version: 0.9.5$
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# $Revision$
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# $Date$
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# by Keiju ISHITSUKA(keiju@ruby-lang.org)
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#
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# --
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#
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#
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#
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require "e2mmap"
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module IRB
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# OutputMethod
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# StdioOutputMethod
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class OutputMethod
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@RCS_ID='-$Id$-'
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def print(*opts)
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IRB.fail NotImplementError, "print"
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end
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def printn(*opts)
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print opts.join(" "), "\n"
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end
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# extend printf
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def printf(format, *opts)
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if /(%*)%I/ =~ format
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format, opts = parse_printf_format(format, opts)
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end
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print sprintf(format, *opts)
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end
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# %
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# <フラグ> [#0- +]
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# <最小フィールド幅> (\*|\*[1-9][0-9]*\$|[1-9][0-9]*)
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# <精度>.(\*|\*[1-9][0-9]*\$|[1-9][0-9]*|)?
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# #<長さ修正文字>(hh|h|l|ll|L|q|j|z|t)
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# <変換修正文字>[diouxXeEfgGcsb%]
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def parse_printf_format(format, opts)
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return format, opts if $1.size % 2 == 1
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end
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def foo(format)
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pos = 0
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inspects = []
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format.scan(/%[#0\-+ ]?(\*(?=[^0-9])|\*[1-9][0-9]*\$|[1-9][0-9]*(?=[^0-9]))?(\.(\*(?=[^0-9])|\*[1-9][0-9]*\$|[1-9][0-9]*(?=[^0-9])))?(([1-9][0-9]*\$)*)([diouxXeEfgGcsb%])/) {|f, p, pp, pos, new_pos, c|
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puts [f, p, pp, pos, new_pos, c].join("!")
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pos = new_pos if new_pos
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if c == "I"
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inspects.push pos.to_i
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(f||"")+(p||"")+(pp||"")+(pos||"")+"s"
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else
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$&
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end
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}
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end
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def puts(*objs)
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for obj in objs
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print(*obj)
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print "\n"
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end
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end
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def pp(*objs)
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puts(*objs.collect{|obj| obj.inspect})
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end
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def ppx(prefix, *objs)
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puts(*objs.collect{|obj| prefix+obj.inspect})
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end
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end
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class StdioOutputMethod<OutputMethod
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def print(*opts)
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STDOUT.print(*opts)
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end
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end
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end
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