HOWTO.rb in rio-0.3.2

- old
+ new

@@ -101,11 +101,11 @@
    # method 2
    ario.chomp.lines(0...10) >> array
 
 * Read all lines starting with 'require' into an array, with each line chomped
    # method 1
-   array = ario.chomp.lines(/^\s*require/)
+   array = ario.chomp.lines[/^\s*require/]
    # method 2
    ario.chomp.lines(/^\s*require/) > array
 
 * Read a gzipped file into a string
    # method 1
@@ -171,11 +171,11 @@
    # method 1
    ario.puts(string)
    # method 2
    ario.print(string)
    # method 3
-   ario.noclose < string
+   ario.noautoclose < string
 
 * Write a string to a file and close the file
    # method 1
    rio('afile') < string
    # method 2
@@ -187,11 +187,11 @@
    # method 1
    ario.a.puts(string)
    # method 2
    ario.a.print(string)
    # method 3
-   ario.noclose << string
+   ario.noautoclose << string
 
 * Append a string to a file and close the file
    # method 1
    rio('afile') << string
    # method 2
@@ -202,11 +202,11 @@
 * Write an array to a file, leaving the Rio open
    # method 1
    ario = rio('afile').nocloseoncopy
    ario << array
    # method 2
-   ario.noclose < array
+   ario.noautoclose < array
 
 * Write an array to a file and close the file
    # method 1
    rio('afile') < array
 
@@ -300,12 +300,17 @@
    # method 4
    array = ario.entries('*.txt').norecurse('.svn').to_a
    # method 5
    array = ario.norecurse('.svn')['*.txt']
   
-* Iterate through all ruby files in a directory structure except those in the '.svn' and 'pkg' directories
+* Iterate through ruby files in a directory and subdirectories skipping 
+  those in the '.svn', and 'pkg' directories
    # method 1
-   ario.norecurse('.svn','pkg').files('*.rb',proc{ |f| f.executable? and f[0] =~ /^#!.+ruby/ }) { |f| ... }
+   is_ruby_exe = proc{ |f| f.executable? and f[0][0] =~ /^#!.+ruby/ }
+   ario.norecurse('.svn','pkg').files('*.rb',is_ruby_exe) { |f| ... }
+   # method 2
+   is_ruby_exe = proc{ |f| f.executable? and f.gets =~ /^#!.+ruby/ }
+   ario.norecurse('.svn','pkg').files('*.rb',is_ruby_exe) { |f| ... }
 
 * Put all files excluding those that are symlinks to files in an array
    # method 1
    array = ario.nofiles[:symlink?]
    # method 2