D7net
Home
Console
Upload
information
Create File
Create Folder
About
Tools
:
/
opt
/
alt
/
ruby34
/
share
/
ri
/
system
/
Kernel
/
Filename :
warn-i.ri
back
Copy
U:RDoc::AnyMethod[iI" warn:ETI"Kernel#warn;TF: publico:RDoc::Markup::Document: @parts[o: RDoc::Markup::Paragraph; [ I":If warnings have been disabled (for example with the ;TI"7<code>-W0</code> flag), does nothing. Otherwise, ;TI"Aconverts each of the messages to strings, appends a newline ;TI"Fcharacter to the string if the string does not end in a newline, ;TI",and calls Warning.warn with the string.;To: RDoc::Markup::BlankLine o:RDoc::Markup::Verbatim; [I"$warn("warning 1", "warning 2") ;T: @format0o; ; [I"<em>produces:</em>;T@o; ; [I"warning 1 ;TI"warning 2 ;T; 0o; ; [I"LIf the <code>uplevel</code> keyword argument is given, the string will ;TI"Abe prepended with information for the given caller frame in ;TI"Athe same format used by the <code>rb_warn</code> C function.;T@o; ; [I"# In baz.rb ;TI" def foo ;TI"/ warn("invalid call to foo", uplevel: 1) ;TI" end ;TI" ;TI" def bar ;TI" foo ;TI" end ;TI" ;TI" bar ;T; 0o; ; [I"<em>produces:</em>;T@o; ; [I",baz.rb:6: warning: invalid call to foo ;T; 0o; ; [I"MIf <code>category</code> keyword argument is given, passes the category ;TI"Jto <code>Warning.warn</code>. The category given must be one of the ;TI"following categories:;T@o:RDoc::Markup::List: @type: NOTE: @items[o:RDoc::Markup::ListItem: @label[I":deprecated ;T; [o; ; [I"<Used for warning for deprecated functionality that may ;TI" be removed in the future.;To;;[I":experimental ;T; [o; ; [I"7Used for experimental features that may change in ;TI"future releases.;To;;[I":performance ;T; [o; ; [I"6Used for warning about APIs or pattern that have ;TI" negative performance impact;T: @fileI"warning.rb;T:0@omit_headings_from_table_of_contents_below0I"7warn(*msgs, uplevel: nil, category: nil) -> nil ;T0[ I")(*msgs, uplevel: nil, category: nil);T@SFI" Kernel;TcRDoc::NormalModule00