tc39 proposal-flatMap issues

tc39 / proposal-flatMap

proposal for flatten and flatMap on arrays

https://tc39.github.io/proposal-flatMap

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issues

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.d.ts proposal inaccurate

#76 shicks closed 5 years ago
1
Add flat/flatMap to Array @@unscopables

#75 mathiasbynens closed 5 years ago
2
Should these names be added to @@unscopables?

#74 ajklein closed 5 years ago
5
Explore names other than `flat`/`smoosh`

#73 saschanaz closed 2 years ago
7
Add simple README

#72 mathiasbynens closed 5 years ago
0
Implementation status

#71 chicoxyzzy opened 6 years ago
12
What about a fillMap ?

#70 lifaon74 closed 6 years ago
2
Why does this proposal not use the iterator protocol?

#69 saambarati closed 6 years ago
5
Proposal for Array.depth to get depth of an nested array.

#68 dhunmoon closed 6 years ago
6
What about Array.prototype.flat()?

#67 LeaVerou closed 6 years ago
1
expose flatten as accessor pair on Array.prototype

#66 michaelficarra closed 6 years ago
1
Is there a constraint on the mapping function having to return an Array?

#65 evilsoft closed 6 years ago
9
Why does flatten remove empty slots in arrays?

#64 Mouvedia closed 6 years ago
7
Rename flatten to flat

#63 Kerrick closed 6 years ago
28
Array.prototype.shallowFlatten

#62 victornpb closed 2 years ago
20
Write an explainer for the naming issue

#61 jakearchibald closed 6 years ago
20
concatAll and concatMap rather than flatten and flatMap

#60 benlesh closed 2 years ago
14
Use HTML feature opt-in for language level compatibility

#59 jonrimmer closed 6 years ago
12
Would something like 'use stricter' satisfy the smoosh/flatten issue?

#58 ianwremmel closed 6 years ago
1
Generalize flatMap to drop flatten

#57 gibson042 closed 6 years ago
3
rename flatten to smoosh

#56 michaelficarra closed 6 years ago
97
fixes #54: only perform IsArray test when depth > 0

#55 michaelficarra closed 6 years ago
0
Eliminate IsArray call purely for side-effects

#54 evilpie closed 6 years ago
1
Update gh-pages

#53 evilpie closed 6 years ago
4
Revisit: default depth of `flatten`

#52 dcporter closed 6 years ago
1
test262 tests

#51 evilpie closed 5 years ago
8
Move "length" checks of the receiver so they happen before argument checks

#50 ljharb closed 6 years ago
0
Review comments

#49 anba closed 6 years ago
10
'spreadable' to 'flattenable'

#48 jakearchibald closed 6 years ago
1
[Fix] Prevent an additional hole being added to flattened arrays

#47 ljharb closed 6 years ago
0
`mapper` is never used

#46 bga closed 6 years ago
7
Replace spreadable with isArray

#45 jakearchibald closed 6 years ago
5
stage 2 assigned reviewer sign-off

#44 michaelficarra closed 6 years ago
1
Do we still want the `thisArg`?

#43 benlesh closed 6 years ago
4
Set the array length explicitly

#42 ljharb closed 6 years ago
7
FlattenIntoArray does not set length?

#41 ljharb closed 6 years ago
0
FlattenIntoArray: ensure `thisArg` is present or undefined

#40 ljharb closed 6 years ago
5
IsArray *and* arguments exotic objects?

#39 ljharb closed 6 years ago
2
replace IsConcatSpreadable with IsArray

#38 michaelficarra closed 6 years ago
4
Objections to stage 3 advancement

#37 domenic closed 6 years ago
5
Readme?

#36 benjamingr closed 7 years ago
3
Self-containing arrays in `.flatten(Infinity)`

#35 Jamesernator closed 6 years ago
7
isConcatSpreadable implications for DOM collections

#34 domenic closed 6 years ago
41
Bikeshed: flatten(3) vs. flatten({ depth: 3 })

#33 domenic closed 7 years ago
10
Ignore holes - interpret them as own `undefined`, an alternative fix for #29

#32 zloirock closed 7 years ago
1
fixes #29: flatMap eliminates holes

#31 michaelficarra closed 7 years ago
0
fixes #28: use original array as 3rd mapper arg

#30 michaelficarra closed 7 years ago
0
Checking existence of properties

#29 zloirock closed 7 years ago
7
Inconsistency third argument of `.flatMap` callback with `.map` callback

#28 zloirock closed 7 years ago
0
throw when attempting to flatten a value which is not isConcatSpreadable

#27 michaelficarra closed 7 years ago
6