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: / proc / thread-self / root / opt / alt / ruby34 / share / ri / system / Open3 /
Filename : capture2e-i.ri
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U:RDoc::AnyMethod[iI"capture2e:ETI"Open3#capture2e;TF:privateo:RDoc::Markup::Document:@parts[/o:RDoc::Markup::Paragraph;	[I"/Basically a wrapper for Open3.popen3 that:;To:RDoc::Markup::BlankLine�o:RDoc::Markup::List:
@type:BULLET:@items[o:RDoc::Markup::ListItem:@label0;	[o;
;	[I"OCreates a child process, by calling Open3.popen3 with the given arguments ;TI"?(except for certain entries in hash +options+; see below).;To;;0;	[o;
;	[I"HReturns as string +stdout_and_stderr_s+ the merged standard output ;TI"-and standard error of the child process.;To;;0;	[o;
;	[I";Returns as +status+ a <tt>Process::Status</tt> object ;TI":that represents the exit status of the child process.;T@o;
;	[I">Returns the array <tt>[stdout_and_stderr_s, status]</tt>:;T@o:RDoc::Markup::Verbatim;	[I"Astdout_and_stderr_s, status = Open3.capture2e('echo "Foo"')
;TI"<# => ["Foo\n", #<Process::Status: pid 2371692 exit 0>]
;T:@format0o;
;	[I"LLike Process.spawn, this method has potential security vulnerabilities ;TI"%if called with untrusted input; ;TI"Psee {Command Injection}[rdoc-ref:command_injection.rdoc@Command+Injection].;T@o;
;	[I"KUnlike Process.spawn, this method waits for the child process to exit ;TI"4before returning, so the caller need not do so.;T@o;
;	[I"HIf the first argument is a hash, it becomes leading argument +env+ ;TI""in the call to Open3.popen3; ;TI"Isee {Execution Environment}[rdoc-ref:Process@Execution+Environment].;T@o;
;	[I"LIf the last argument is a hash, it becomes trailing argument +options+ ;TI""in the call to Open3.popen3; ;TI"Asee {Execution Options}[rdoc-ref:Process@Execution+Options].;T@o;
;	[I""The hash +options+ is given; ;TI"=two options have local effect in method Open3.capture2e:;T@o;;
;;[o;;0;	[o;
;	[I"IIf entry <tt>options[:stdin_data]</tt> exists, the entry is removed ;TI"Band its string value is sent to the command's standard input:;T@o;;	[I"/Open3.capture2e('tee', stdin_data: 'Foo')
;TI":# => ["Foo", #<Process::Status: pid 2371732 exit 0>]
;T;0o;;0;	[o;
;	[I"JIf entry <tt>options[:binmode]</tt> exists, the entry is removed and ;TI"1the internal streams are set to binary mode.;T@o;
;	[I":The single required argument is one of the following:;T@o;;
;;[o;;0;	[o;
;	[I"'+command_line+ if it is a string, ;TI"Fand if it begins with a shell reserved word or special built-in, ;TI"2or if it contains one or more metacharacters.;To;;0;	[o;
;	[I"+exe_path+ otherwise.;T@o;
;	[I"#<b>Argument +command_line+</b>;T@o;
;	[I"P\String argument +command_line+ is a command line to be passed to a shell; ;TI"Nit must begin with a shell reserved word, begin with a special built-in, ;TI" or contain meta characters:;T@o;;	[I"LOpen3.capture2e('if true; then echo "Foo"; fi') # Shell reserved word.
;TI"<# => ["Foo\n", #<Process::Status: pid 2371740 exit 0>]
;TI"AOpen3.capture2e('echo')                         # Built-in.
;TI"9# => ["\n", #<Process::Status: pid 2371774 exit 0>]
;TI"POpen3.capture2e('date > date.tmp')              # Contains meta character.
;TI"7# => ["", #<Process::Status: pid 2371812 exit 0>]
;T;0o;
;	[I"MThe command line may also contain arguments and options for the command:;T@o;;	[I"#Open3.capture2e('echo "Foo"')
;TI"<# => ["Foo\n", #<Process::Status: pid 2326183 exit 0>]
;T;0o;
;	[I"<b>Argument +exe_path+</b>;T@o;
;	[I"1Argument +exe_path+ is one of the following:;T@o;;
;;[o;;0;	[o;
;	[I"3The string path to an executable to be called.;To;;0;	[o;
;	[I"<A 2-element array containing the path to an executable ;TI"Dand the string to be used as the name of the executing process.;T@o;
;	[I"
Example:;T@o;;	[I"&Open3.capture2e('/usr/bin/date')
;TI"X# => ["Sat Sep 30 09:01:46 AM CDT 2023\n", #<Process::Status: pid 2371820 exit 0>]
;T;0o;
;	[I"PRuby invokes the executable directly, with no shell and no shell expansion:;T@o;;	[I"<Open3.capture2e('doesnt_exist') # Raises Errno::ENOENT
;T;0o;
;	[I"CIf one or more +args+ is given, each is an argument or option ;TI"$to be passed to the executable:;T@o;;	[	I"$Open3.capture2e('echo', 'C #')
;TI"<# => ["C #\n", #<Process::Status: pid 2371856 exit 0>]
;TI"/Open3.capture2e('echo', 'hello', 'world')
;TI"C# => ["hello world\n", #<Process::Status: pid 2371894 exit 0>];T;0:
@fileI"lib/open3.rb;T:0@omit_headings_from_table_of_contents_below0I"�Open3.capture2e([env, ] command_line, options = {}) -> [stdout_and_stderr_s, status]
Open3.capture2e([env, ] exe_path, *args, options = {}) -> [stdout_and_stderr_s, status]
;T0[�I"(*cmd);T@�FI"
Open3;TcRDoc::NormalModule00