[ruby-core:89912] [Ruby trunk Feature#15323] [PATCH] Proposal: Add Enumerable#filter_map

From: shevegen@...
Date: 2018-11-20 17:07:19 UTC
List: ruby-core #89912
SXNzdWUgIzE1MzIzIGhhcyBiZWVuIHVwZGF0ZWQgYnkgc2hldmVnZW4gKFJvYmVydCBBLiBIZWls
ZXIpLgoKCkkgdGhpbmsgdGhlIGZ1bmN0aW9uYWxpdHksIHRoYXQgaXMgdG8gY29tYmluZSAuZmls
dGVyIChiZSBpdCBzZWxlY3QKb3IgcmVqZWN0LCBpcyBzZWNvbmRhcnkgdG8gbWUpLCBhbmQgLm1h
cCwgY291bGQgYmUgdXNlZnVsLiBJIGRvbid0CnJlYWxseSBuZWVkIGl0IG15c2VsZiBidXQgSSBm
aW5kIGl0IGlzIG5vdCBlbnRpcmVseSBvdXQgb2YgdGhlIHF1ZXN0aW9uCnRoYXQgb3RoZXJzIG1h
eSBmaW5kIGl0IHVzZWZ1bC4KClRoZXJlIGlzLCBJTU8sIG9ubHkgb25lIHJlYWwgZHJhd2JhY2ss
IGlmIHdlIGlnbm9yZSB0aGUgZnVuY3Rpb25hbGl0eQphc3BlY3QgKHdoZXJlIHlvdSdkIGhhdmUg
dG8gYXNrIG1hdHogYW55d2F5KSwgYW5kIHRoaXMgaXMgdGhhdCBJCnRoaW5rIHRoZSB0d28td29y
ZCBtZXRob2RzIGNhbiBiZSBxdWl0ZSBjbHVtc3kuCgpOb3QganVzdCAuZmlsdGVyX21hcCBidXQg
YWxzbyAueWllbGRfc2VsZiwgd2hpY2ggZXZlbnR1YWxseSBoYWQgYW4KYWxpYXMgY2FsbGVkIC50
aGVuLiBJZiB3ZSBpZ25vcmUgdGhlIHF1ZXN0aW9uIGFzIHRvIHdoZXRoZXIgLnRoZW4KaXMgYSBn
b29kIG5hbWUgKG9yIC55aWVsZF9zZWxmKSwgb25lIGFkdmFudGFnZSB0aGF0IC50aGVuIGhhcwpp
cyB0aGF0IGl0IGlzIHNob3J0ZXIuCgpTdWNjaW5jdCBleHByZXNzaW9uIGlzIG5vdCBhbHdheXMg
bmVjZXNzYXJpbHkgdGhlIGJlc3Q7IGJ1dCBpbiB0aGlzCmNhc2UsIEkgdGhpbmsgc2luZ2xlLXdv
cmQgbWV0aG9kcyBhcmUgdmVyeSBvZnRlbiBiZXR0ZXIgdGhhbiB0d28td29yZAptZXRob2RzLgoK
LnJlZHVjZSgpIGhhcywgaW4gbXkgb3BpbmlvbiwgYSBzbGlnaHQgb3RoZXIgZGlzYWR2YW50YWdl
LCBhbmQgdGhhdAppcyB0aGF0IHBlb3BsZSBoYXZlIHRvIGV4cGxpY2l0ZWx5IHBhc3MgYW4gW10g
KGFzIGluIHRoZSBleGFtcGxlCmhlcmUpLCB3aGljaCBpcyBub3QgYWx3YXlzIGVhc3kgdG8gcmVt
ZW1iZXIuIChGb3IgbWUgaXQgaXMgaGFyZAp0byByZW1lbWJlciBiZWNhdXNlIEkgcmFyZWx5IHVz
ZSAucmVkdWNlIGVpdGhlcikuCgpUaGlzIGlzIGp1c3QgbXkgb3BpbmlvbiwgdGhvdWdoLiBJIGRv
IG5vdCByZWFsbHkgaGF2ZSBhbnkgc3Ryb25nIHBybwpvciBjb24gd2F5IGFib3V0IHRoZSBmZWF0
dXJlIGl0c2VsZjsgb25seSBhIHZlcnkgdGlueSBkaXNsaWtlIG9mCi5maWx0ZXJfbWFwIGFzIG5h
bWUuIEJ1dCBpdCBpcyBub3QgcmVhbGx5IGEgc3Ryb25nIGNvbnRyYSBvcGluaW9uCmVpdGhlciB3
YXkuIChNeSBiaWdnZXN0IGxvb2sgYWhlYWQgaXMgb24gcnVieSdzIGppdC9taml0IC4uLiA6RCkK
Ci0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0KRmVhdHVyZSAjMTUzMjM6
IFtQQVRDSF0gUHJvcG9zYWw6IEFkZCBFbnVtZXJhYmxlI2ZpbHRlcl9tYXAKaHR0cHM6Ly9idWdz
LnJ1YnktbGFuZy5vcmcvaXNzdWVzLzE1MzIzI2NoYW5nZS03NDk5MwoKKiBBdXRob3I6IGFsZm9u
c29qaW1lbmV6IChBbGZvbnNvIEppbcOpbmV6KQoqIFN0YXR1czogT3BlbgoqIFByaW9yaXR5OiBO
b3JtYWwKKiBBc3NpZ25lZTogCiogVGFyZ2V0IHZlcnNpb246IAotLS0tLS0tLS0tLS0tLS0tLS0t
LS0tLS0tLS0tLS0tLS0tLS0tLS0tClRoaXMgaXMgYSBwcm9wb3NhbCBmb3IgYSBjb21iaW5lZCBg
ZmlsdGVyYCArIGBtYXBgIG1ldGhvZCAoaHR0cHM6Ly9idWdzLnJ1YnktbGFuZy5vcmcvaXNzdWVz
LzU2NjMpLgoKVGhpcyBtZXRob2QgYm90aCBmaWx0ZXJzIGFuZCBtYXBzIHRoZSBlbGVtZW50cyBv
ZiBhbiBlbnVtZXJhYmxlIGluIGp1c3Qgb25lIGl0ZXJhdGlvbjoKCn5+fiBydWJ5CigxLi4xMCku
ZmlsdGVyX21hcCB7IHxpfCBpICogMiBpZiBpLmV2ZW4/IH0gIz0+IFs0LCA4LCAxMiwgMTYsIDIw
XQp+fn4KCkdpdEh1YiBQUjogaHR0cHM6Ly9naXRodWIuY29tL3J1YnkvcnVieS9wdWxsLzIwMTcK
CgogCgotLS1GaWxlcy0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCjAwMDEtQWRkaW5n
LUVudW1lcmFibGUtZmlsdGVyX21hcC5wYXRjaCAoNC42MSBLQikKCgotLSAKaHR0cHM6Ly9idWdz
LnJ1YnktbGFuZy5vcmcvCgpVbnN1YnNjcmliZTogPG1haWx0bzpydWJ5LWNvcmUtcmVxdWVzdEBy
dWJ5LWxhbmcub3JnP3N1YmplY3Q9dW5zdWJzY3JpYmU+CjxodHRwOi8vbGlzdHMucnVieS1sYW5n
Lm9yZy9jZ2ktYmluL21haWxtYW4vb3B0aW9ucy9ydWJ5LWNvcmU+Cg==

In This Thread

Prev Next