source: extensions/gsdl-video/trunk/installed/cmdline/lib/ruby/1.8/English.rb@ 18425

Last change on this file since 18425 was 18425, checked in by davidb, 15 years ago

Video extension to Greenstone

File size: 5.6 KB
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1# Include the English library file in a Ruby script, and you can
2# reference the global variables such as \VAR{\$\_} using less
3# cryptic names, listed in the following table.% \vref{tab:english}.
4#
5# Without 'English':
6#
7# $\ = ' -- '
8# "waterbuffalo" =~ /buff/
9# print $", $', $$, "\n"
10#
11# With English:
12#
13# require "English"
14#
15# $OUTPUT_FIELD_SEPARATOR = ' -- '
16# "waterbuffalo" =~ /buff/
17# print $LOADED_FEATURES, $POSTMATCH, $PID, "\n"
18
19
20# The exception object passed to +raise+.
21alias $ERROR_INFO $!
22
23# The stack backtrace generated by the last
24# exception. <tt>See Kernel.caller</tt> for details. Thread local.
25alias $ERROR_POSITION $@
26
27# The default separator pattern used by <tt>String.split</tt>. May be
28# set from the command line using the <tt>-F</tt> flag.
29alias $FS $;
30
31# The default separator pattern used by <tt>String.split</tt>. May be
32# set from the command line using the <tt>-F</tt> flag.
33alias $FIELD_SEPARATOR $;
34
35# The separator string output between the parameters to methods such
36# as <tt>Kernel.print</tt> and <tt>Array.join</tt>. Defaults to +nil+,
37# which adds no text.
38alias $OFS $,
39
40# The separator string output between the parameters to methods such
41# as <tt>Kernel.print</tt> and <tt>Array.join</tt>. Defaults to +nil+,
42# which adds no text.
43alias $OUTPUT_FIELD_SEPARATOR $,
44
45# The input record separator (newline by default). This is the value
46# that routines such as <tt>Kernel.gets</tt> use to determine record
47# boundaries. If set to +nil+, +gets+ will read the entire file.
48alias $RS $/
49
50# The input record separator (newline by default). This is the value
51# that routines such as <tt>Kernel.gets</tt> use to determine record
52# boundaries. If set to +nil+, +gets+ will read the entire file.
53alias $INPUT_RECORD_SEPARATOR $/
54
55# The string appended to the output of every call to methods such as
56# <tt>Kernel.print</tt> and <tt>IO.write</tt>. The default value is
57# +nil+.
58alias $ORS $\
59
60# The string appended to the output of every call to methods such as
61# <tt>Kernel.print</tt> and <tt>IO.write</tt>. The default value is
62# +nil+.
63alias $OUTPUT_RECORD_SEPARATOR $\
64
65# The number of the last line read from the current input file.
66alias $INPUT_LINE_NUMBER $.
67
68# The number of the last line read from the current input file.
69alias $NR $.
70
71# The last line read by <tt>Kernel.gets</tt> or
72# <tt>Kernel.readline</tt>. Many string-related functions in the
73# +Kernel+ module operate on <tt>$_</tt> by default. The variable is
74# local to the current scope. Thread local.
75alias $LAST_READ_LINE $_
76
77# The destination of output for <tt>Kernel.print</tt>
78# and <tt>Kernel.printf</tt>. The default value is
79# <tt>$stdout</tt>.
80alias $DEFAULT_OUTPUT $>
81
82# An object that provides access to the concatenation
83# of the contents of all the files
84# given as command-line arguments, or <tt>$stdin</tt>
85# (in the case where there are no
86# arguments). <tt>$<</tt> supports methods similar to a
87# +File+ object:
88# +inmode+, +close+,
89# <tt>closed?</tt>, +each+,
90# <tt>each_byte</tt>, <tt>each_line</tt>,
91# +eof+, <tt>eof?</tt>, +file+,
92# +filename+, +fileno+,
93# +getc+, +gets+, +lineno+,
94# <tt>lineno=</tt>, +path+,
95# +pos+, <tt>pos=</tt>,
96# +read+, +readchar+,
97# +readline+, +readlines+,
98# +rewind+, +seek+, +skip+,
99# +tell+, <tt>to_a</tt>, <tt>to_i</tt>,
100# <tt>to_io</tt>, <tt>to_s</tt>, along with the
101# methods in +Enumerable+. The method +file+
102# returns a +File+ object for the file currently
103# being read. This may change as <tt>$<</tt> reads
104# through the files on the command line. Read only.
105alias $DEFAULT_INPUT $<
106
107# The process number of the program being executed. Read only.
108alias $PID $$
109
110# The process number of the program being executed. Read only.
111alias $PROCESS_ID $$
112
113# The exit status of the last child process to terminate. Read
114# only. Thread local.
115alias $CHILD_STATUS $?
116
117# A +MatchData+ object that encapsulates the results of a successful
118# pattern match. The variables <tt>$&</tt>, <tt>$`</tt>, <tt>$'</tt>,
119# and <tt>$1</tt> to <tt>$9</tt> are all derived from
120# <tt>$~</tt>. Assigning to <tt>$~</tt> changes the values of these
121# derived variables. This variable is local to the current
122# scope. Thread local.
123alias $LAST_MATCH_INFO $~
124
125# If set to any value apart from +nil+ or +false+, all pattern matches
126# will be case insensitive, string comparisons will ignore case, and
127# string hash values will be case insensitive. Deprecated
128alias $IGNORECASE $=
129
130# An array of strings containing the command-line
131# options from the invocation of the program. Options
132# used by the Ruby interpreter will have been
133# removed. Read only. Also known simply as +ARGV+.
134alias $ARGV $*
135
136# The string matched by the last successful pattern
137# match. This variable is local to the current
138# scope. Read only. Thread local.
139alias $MATCH $&
140
141# The string preceding the match in the last
142# successful pattern match. This variable is local to
143# the current scope. Read only. Thread local.
144alias $PREMATCH $`
145
146# The string following the match in the last
147# successful pattern match. This variable is local to
148# the current scope. Read only. Thread local.
149alias $POSTMATCH $'
150
151# The contents of the highest-numbered group matched in the last
152# successful pattern match. Thus, in <tt>"cat" =~ /(c|a)(t|z)/</tt>,
153# <tt>$+</tt> will be set to "t". This variable is local to the
154# current scope. Read only. Thread local.
155alias $LAST_PAREN_MATCH $+
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