diff options
Diffstat (limited to 'proc.c')
-rw-r--r-- | proc.c | 13 |
1 files changed, 12 insertions, 1 deletions
@@ -466,12 +466,14 @@ proc_lambda(void) * call-seq: * prc.call(params,...) => obj * prc[params,...] => obj + * prc.(params,...) => obj * * Invokes the block, setting the block's parameters to the values in * <i>params</i> using something close to method calling semantics. * Generates a warning if multiple values are passed to a proc that * expects just one (previously this silently converted the parameters - * to an array). + * to an array). Note that prc.() invokes prc.call() with the parameters + * given. It's a syntax sugar to hide "call". * * For procs created using <code>Kernel.proc</code>, generates an * error if the wrong number of parameters @@ -494,6 +496,14 @@ proc_lambda(void) * from prog.rb:5 */ +/* + * call-seq: + * prc === obj => obj + * + * Invokes the block, with <i>obj</i> as the block's parameter. It is + * to allow a proc object to be a target of when clause in the case statement. + */ + static VALUE proc_call(int argc, VALUE *argv, VALUE procval) { @@ -1745,6 +1755,7 @@ Init_Proc(void) rb_define_singleton_method(rb_cProc, "new", rb_proc_s_new, -1); rb_define_method(rb_cProc, "call", proc_call, -1); rb_define_method(rb_cProc, "[]", proc_call, -1); + rb_define_method(rb_cProc, "===", proc_call, -1); rb_define_method(rb_cProc, "yield", proc_call, -1); rb_define_method(rb_cProc, "to_proc", proc_to_proc, 0); rb_define_method(rb_cProc, "arity", proc_arity, 0); |