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Specify null safety #2605

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Specify null safety #2605

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Commits on May 10, 2024

  1. Rebasing

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    eernstg committed May 10, 2024
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  2. Typos: Escaping braces meant to be code

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  3. Eliminated text about migration features, adapted the remaining text … 

    …to preserve the meaning for all null-safety features
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  4. Rebasing

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  5. Reorganized material on null/Null

    @eernstg
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  6. Rebase

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  7. Rebasing

    @eernstg
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  8. Rebase

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  9. WIP

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  10. Corrected last part of section Variables

    @eernstg
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  11. Did expression typing, spread element, i2b

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  12. Super-bounded types, least and greatest closure

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  13. Assignability, generics

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  14. Extreme types

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  15. Extreme types, helper functions

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  16. Rebase

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  17. .call insertion on nullable type; clean up BlindDefineSymbol

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  18. Rebase

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  19. Main

    @eernstg
    eernstg committed May 10, 2024
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  20. Type Type

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  21. Type Type fixes

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  22. More typeType fixes

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  23. Constant instances (in particular: about canonical instances)

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  24. Corrected variable initialization specification ("has been stored" ra… 

    …ther than "first execution of getter/setter")
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  25. Small adjustments to Variables

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  26. Rebase 

    Update 'Identifier Expression' with respect to local variables.
Add new sections on type inference, flow analysis, definite
assignment, promotion. Change variable terminology to say
'bound to' consistently (not 'store'). Update 'Local Variable
Declaration'. Update 'Assignment' with respect to local
variables.
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  27. Boolean conversion; type test; made true/false terminology consistent… 

    … with `Object` terminology
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  28. Constant types; type variable elimination in constants

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  29. Conditional expression; operators && and ||; if statements; delete … 

    …old section about promotion
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  30. Integrate Null Promotion; put v==null rules into Type Promotion, and … 

    …fill in enough commentary to make that section make sense
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  31. Null shorting

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  32. Small fixes in section Null Shorting

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  33. Revisiting all occurrences of \NULL/Null/null

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  34. Did much of Standard ... Bounds

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  35. Standard bounds

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  36. Fixed the "SUB issues" section

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  37. Rebase

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  38. Rebase

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  39. Rebase

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  40. Rebase

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  41. Rebase

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  42. Clarified and corrected Canonical Syntax

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  43. Fixed subsubsection --> subsection, 2*

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  44. Typos

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  45. Whitespace

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  46. Interface type fixes

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  47. Sync with specify_null_safety_new_sections_dec21

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  48. Mark a subtype rule as redundant, in a TODO comment

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  49. Adjust no-loops-in-noSuchMethod example

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  50. Adjust no-loops-in-noSuchMethod example

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  51. Corrected function type subtype rule (bounds); corrected "math" index… 

    … entries
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  52. Adjust class building types

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  53. Adjust examples declaring non-nullable positional optional parameters… 

    … with no default
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  54. Add a TODO to introduce Any

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  55. Correct example in section about super-bounded types

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  56. Correction based on #2679

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  57. Specify erasure of intersection types for the semantics of await expr… 

    …essions
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  58. Typo

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  59. Introduce \DynamicError, marking all dynamic errors just like compile… 

    …-time errors have been for a while
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  60. Changed the error margin markers to use red text

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  61. Correct dynamic type of tear-off with covariant parameter

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  62. Clarified tear-offs of methods with covariant parameters

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  63. Correct a typo about closurization

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  64. Correction: Add definition of normalizedType/topMergeType for member … 

    …signatures
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  65. Correction: Update dynamic type of covariant parameter to Object?

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  66. Typo

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  67. Add commentary to emphasize that new/const can be implicit, and `… 

    …new/const C<T>()` is still an error when `C<T>` is super-bounded
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  68. Add missing updates in section typeVoid

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  69. Add missing error: default values must be type correct

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  70. Add a paragraph explaining that the given section is about both optio… 

    …nal and named parameters, not just parameters that are both
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  71. Eliminate duplication of declarations due to rebase

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  72. Post-rebase error correction

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  73. Correct usages of "final variable" and "constant variable"

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  74. Add missing declaration kind about getter/setter type error

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  75. Remove obsolete reference to "mixin composition" from section Supercl… 

    …asses
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  76. Add comment about default values of noSuchMethod forwarders being und… 

    …erspecified
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  77. Correct rule about the interface of T?

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  78. Correct rule about interfaces of bounded types

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  79. Corrected many occurrences of "string" to "string literal"

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  80. Update the "parameter name _..." error

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