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Diffstat (limited to 'ruby_1_8_6/lib/English.rb')
| -rw-r--r-- | ruby_1_8_6/lib/English.rb | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/ruby_1_8_6/lib/English.rb b/ruby_1_8_6/lib/English.rb new file mode 100644 index 0000000000..1a0e11de74 --- /dev/null +++ b/ruby_1_8_6/lib/English.rb @@ -0,0 +1,155 @@ +# Include the English library file in a Ruby script, and you can +# reference the global variables such as \VAR{\$\_} using less +# cryptic names, listed in the following table.% \vref{tab:english}. +# +# Without 'English': +# +# $\ = ' -- ' +# "waterbuffalo" =~ /buff/ +# print $", $', $$, "\n" +# +# With English: +# +# require "English" +# +# $OUTPUT_FIELD_SEPARATOR = ' -- ' +# "waterbuffalo" =~ /buff/ +# print $LOADED_FEATURES, $POSTMATCH, $PID, "\n" + + +# The exception object passed to +raise+. +alias $ERROR_INFO $! + +# The stack backtrace generated by the last +# exception. <tt>See Kernel.caller</tt> for details. Thread local. +alias $ERROR_POSITION $@ + +# The default separator pattern used by <tt>String.split</tt>. May be +# set from the command line using the <tt>-F</tt> flag. +alias $FS $; + +# The default separator pattern used by <tt>String.split</tt>. May be +# set from the command line using the <tt>-F</tt> flag. +alias $FIELD_SEPARATOR $; + +# The separator string output between the parameters to methods such +# as <tt>Kernel.print</tt> and <tt>Array.join</tt>. Defaults to +nil+, +# which adds no text. +alias $OFS $, + +# The separator string output between the parameters to methods such +# as <tt>Kernel.print</tt> and <tt>Array.join</tt>. Defaults to +nil+, +# which adds no text. +alias $OUTPUT_FIELD_SEPARATOR $, + +# The input record separator (newline by default). This is the value +# that routines such as <tt>Kernel.gets</tt> use to determine record +# boundaries. If set to +nil+, +gets+ will read the entire file. +alias $RS $/ + +# The input record separator (newline by default). This is the value +# that routines such as <tt>Kernel.gets</tt> use to determine record +# boundaries. If set to +nil+, +gets+ will read the entire file. +alias $INPUT_RECORD_SEPARATOR $/ + +# The string appended to the output of every call to methods such as +# <tt>Kernel.print</tt> and <tt>IO.write</tt>. The default value is +# +nil+. +alias $ORS $\ + +# The string appended to the output of every call to methods such as +# <tt>Kernel.print</tt> and <tt>IO.write</tt>. The default value is +# +nil+. +alias $OUTPUT_RECORD_SEPARATOR $\ + +# The number of the last line read from the current input file. +alias $INPUT_LINE_NUMBER $. + +# The number of the last line read from the current input file. +alias $NR $. + +# The last line read by <tt>Kernel.gets</tt> or +# <tt>Kernel.readline</tt>. Many string-related functions in the +# +Kernel+ module operate on <tt>$_</tt> by default. The variable is +# local to the current scope. Thread local. +alias $LAST_READ_LINE $_ + +# The destination of output for <tt>Kernel.print</tt> +# and <tt>Kernel.printf</tt>. The default value is +# <tt>$stdout</tt>. +alias $DEFAULT_OUTPUT $> + +# An object that provides access to the concatenation +# of the contents of all the files +# given as command-line arguments, or <tt>$stdin</tt> +# (in the case where there are no +# arguments). <tt>$<</tt> supports methods similar to a +# +File+ object: +# +inmode+, +close+, +# <tt>closed?</tt>, +each+, +# <tt>each_byte</tt>, <tt>each_line</tt>, +# +eof+, <tt>eof?</tt>, +file+, +# +filename+, +fileno+, +# +getc+, +gets+, +lineno+, +# <tt>lineno=</tt>, +path+, +# +pos+, <tt>pos=</tt>, +# +read+, +readchar+, +# +readline+, +readlines+, +# +rewind+, +seek+, +skip+, +# +tell+, <tt>to_a</tt>, <tt>to_i</tt>, +# <tt>to_io</tt>, <tt>to_s</tt>, along with the +# methods in +Enumerable+. The method +file+ +# returns a +File+ object for the file currently +# being read. This may change as <tt>$<</tt> reads +# through the files on the command line. Read only. +alias $DEFAULT_INPUT $< + +# The process number of the program being executed. Read only. +alias $PID $$ + +# The process number of the program being executed. Read only. +alias $PROCESS_ID $$ + +# The exit status of the last child process to terminate. Read +# only. Thread local. +alias $CHILD_STATUS $? + +# A +MatchData+ object that encapsulates the results of a successful +# pattern match. The variables <tt>$&</tt>, <tt>$`</tt>, <tt>$'</tt>, +# and <tt>$1</tt> to <tt>$9</tt> are all derived from +# <tt>$~</tt>. Assigning to <tt>$~</tt> changes the values of these +# derived variables. This variable is local to the current +# scope. Thread local. +alias $LAST_MATCH_INFO $~ + +# If set to any value apart from +nil+ or +false+, all pattern matches +# will be case insensitive, string comparisons will ignore case, and +# string hash values will be case insensitive. Deprecated +alias $IGNORECASE $= + +# An array of strings containing the command-line +# options from the invocation of the program. Options +# used by the Ruby interpreter will have been +# removed. Read only. Also known simply as +ARGV+. +alias $ARGV $* + +# The string matched by the last successful pattern +# match. This variable is local to the current +# scope. Read only. Thread local. +alias $MATCH $& + +# The string preceding the match in the last +# successful pattern match. This variable is local to +# the current scope. Read only. Thread local. +alias $PREMATCH $` + +# The string following the match in the last +# successful pattern match. This variable is local to +# the current scope. Read only. Thread local. +alias $POSTMATCH $' + +# The contents of the highest-numbered group matched in the last +# successful pattern match. Thus, in <tt>"cat" =~ /(c|a)(t|z)/</tt>, +# <tt>$+</tt> will be set to "t". This variable is local to the +# current scope. Read only. Thread local. +alias $LAST_PAREN_MATCH $+ |