Mercurial > hg > Members > nobuyasu > scala

annotate chapter8/LongLines.scala @ 0:b316eec6fa7a draft default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
add sample files
author Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
date Tue, 08 Jan 2013 16:41:46 +0900
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
1 import scala.io.Source
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
2 object LongLines {
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
3 def processFile(filename: String, width: Int ) {
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
4 val source = Source.fromFile(filename)
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
5 for (line <- source.getLines)
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
6 processLine(filename, width, line)
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
7 }
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
8 private def processLine(filename: String, width: Int, line: String) {
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
9 if (line.length > width)
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
10 println(filename + ": "+ line.trim)
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
11 }
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
12 }
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
13
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
14 object FindLongLines {
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
15 def main(args: Array[String]) {
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
16 val width = args(0).toInt
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
17 for (arg <- args.drop(1))
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
18 LongLines.processFile(arg, width)
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
19 }
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
20 }
b316eec6fa7a add sample files
Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
diff changeset
21