Universes#55517

Merged

bors merged 30 commits intorust-lang:masterfrom

nikomatsakis:universes

Jan 3, 2019

Commits on Jan 2, 2019

remove `commit_if_ok` wrapper
nikomatsakis
committed
remove wrapper functions that had no purpose
nikomatsakis
committed
make evaluation track whether outlives relationships mattered
nikomatsakis
committed
introduce ability to detect region constraints from snapshot
nikomatsakis
committed
select.rs: unsizing coercion should use a subtype
nikomatsakis
committed
WIP: wfcheck ability to detect
nikomatsakis
committed
universe transition
nikomatsakis
committed
add tests exercising `exists<'a> { forall<'b> { .. } }` pattern
nikomatsakis
committed
tests: move coherence-subtyping from run-pass to compile-fail
nikomatsakis
committed
tests: worse diagnostics, but basically same errors
nikomatsakis
committed
tests: cases where we now do the right thing but did not before
nikomatsakis
committed
WIP other test changes
nikomatsakis
committed
remove outdated `rustc_driver` tests
nikomatsakis
committed
make `get_highlight_region_for_regionvid` only affect re-vid
nikomatsakis
committed
dump out the exact state in error reporting debugs
nikomatsakis
committed
generalize region highlights into a struct
nikomatsakis
committed
add the ability to highlight placeholders
nikomatsakis
committed
introduce placeholder-placeholder errors for trait matching
nikomatsakis
committed
apply the new placeholder errors even with just one placeholder
nikomatsakis
committed
refactor highlighting to take any RegionKind, making it more general
nikomatsakis
committed
apply the same logic to ConcreteFailure errors
nikomatsakis
committed
say "the lifetime" instead of "some lifetime" when it feels right
nikomatsakis
committed
improve handling for subtype
nikomatsakis
committed
pacify the mercilous tidy
nikomatsakis
committed
address tmandry nits
nikomatsakis
committed
add some comments about lifetimes etc
nikomatsakis
committed
pacify the mercilous eddyb ;)
nikomatsakis
committed
track if any region constraints involved placeholders
nikomatsakis
committed
try to detect affected code and direct people to #56105
nikomatsakis
committed
rename `type_moves_by_default` to `type_is_copy_modulo_regions`
nikomatsakis
committed

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Universes#55517

Universes#55517
bors merged 30 commits intorust-lang:masterfrom
nikomatsakis:universes

Commits on Jan 2, 2019

remove `commit_if_ok` wrapper

remove wrapper functions that had no purpose

make evaluation track whether outlives relationships mattered

introduce ability to detect region constraints from snapshot

select.rs: unsizing coercion should use a subtype

WIP: wfcheck ability to detect

universe transition

add tests exercising `exists<'a> { forall<'b> { .. } }` pattern

tests: move coherence-subtyping from run-pass to compile-fail

tests: worse diagnostics, but basically same errors

tests: cases where we now do the right thing but did not before

WIP other test changes

remove outdated `rustc_driver` tests

make `get_highlight_region_for_regionvid` only affect re-vid

dump out the exact state in error reporting debugs

generalize region highlights into a struct

add the ability to highlight placeholders

introduce placeholder-placeholder errors for trait matching

apply the new placeholder errors even with just one placeholder

refactor highlighting to take any RegionKind, making it more general

apply the same logic to ConcreteFailure errors

say "the lifetime" instead of "some lifetime" when it feels right

improve handling for subtype

pacify the mercilous tidy

address tmandry nits

add some comments about lifetimes etc

pacify the mercilous eddyb ;)

track if any region constraints involved placeholders

try to detect affected code and direct people to #56105

rename `type_moves_by_default` to `type_is_copy_modulo_regions`