Default Type Parameter Fallback: Revival - #46206

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leoyvens wants to merge 35 commits into

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leoyvens:default-typaram-experimentation

Commits on Nov 27, 2017

Change fallback priorties to prefer user defaults

jroesch
authored and
leoyvens
committed
7e8509f
Refactor default type parameter fallback

jroesch
authored and
leoyvens
committed
f20a4d8
Address nits and add assertation

jroesch
authored and
leoyvens
committed
9b07e1b
Fix tidy

jroesch
authored and
leoyvens
committed
b29ba68
Ensure defaults are normalized after application

jroesch
authored and
leoyvens
committed
233397e
Address nits and fix tidy ... again

jroesch
authored and
leoyvens
committed
bff6d6b
Rebase fixes

jroesch
authored and
leoyvens
committed
28609d5
wip

nikomatsakis
authored and
leoyvens
committed
978bbca
Manually merge moved files
leoyvens
committed
f279dd6
Fix rebase of default-type-param-fallback branch
leoyvens
committed
d4654b1
trying stuff out
leoyvens
committed
ad30796
downgrade verbose logs from `debug!` to `trace!`
leoyvens
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e1ef324
Combine propagates defaults.
leoyvens
committed
b9e9f0f
Conservative default type param fallback.
leoyvens
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ce861ae
Fix regression on diverging fallback, remove old user fallback implementation.
leoyvens
committed
8b44ca5
Give priority to defaults in fns and impls over defaults in types.
leoyvens
committed
9239233
Feature gate default type parameter fallback.
leoyvens
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9a98d23
Remove default data from TypeVariableValue::Bounded.
leoyvens
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ced2600
Fix rebase conflict
leoyvens
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f27f976
Set OriginOfTyParam for methods.
leoyvens
committed
bdda07b
Run pass tests.
leoyvens
committed
3857826
Tests for default fallback: ui tests, run fail test, more run pass tests.
leoyvens
committed
5362bbe
Adjust fallback algorithm.
leoyvens
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0bd87ef
Get normalization of dependent defaults right.
leoyvens
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babfa76
Fallback: Don't skip conflicting defaults.
leoyvens
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14a9420
Fallback: Stop relying on sty equality, use rollbacks.
leoyvens
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423de71
Refactor tests.
leoyvens
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91da0cc

Commits on Nov 28, 2017

Fallback: Tests to clarify defaults for `Self` in trait impls.
leoyvens
committed
da4dcad
Test interaction with specialization.
leoyvens
committed
90a42a8

Commits on Nov 29, 2017

Commits on Nov 30, 2017

Propagate defaults in fudge
leoyvens
committed
5c28224
Use fallbacks to avoid "the type of this value must be known in this context"
leoyvens
committed
973f782
Fix fallback for `_` placeholders.
leoyvens
committed
06e7456