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Make lists be comparable

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Makes lists comparable using lexicographic comparison.

Increments builtins.langVersion in order for this change to be
detectable
This commit is contained in:
Silvan Mosberger 2021-11-22 23:56:40 +01:00
parent 720ed47678
commit 09471d2680
5 changed files with 41 additions and 11 deletions
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8
doc/manual/src/expressions/language-operators.md
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@ -17,10 +17,10 @@ order of precedence (from strongest to weakest binding).
| String Concatenation | *string1* `+` *string2* | left | String concatenation. | 7 |
| Not | `!` *e* | none | Boolean negation. | 8 |
| Update | *e1* `//` *e2* | right | Return a set consisting of the attributes in *e1* and *e2* (with the latter taking precedence over the former in case of equally named attributes). | 9 |
| Less Than | *e1* `<` *e2*, | none | Arithmetic comparison. | 10 |
| Less Than or Equal To | *e1* `<=` *e2* | none | Arithmetic comparison. | 10 |
| Greater Than | *e1* `>` *e2* | none | Arithmetic comparison. | 10 |
| Greater Than or Equal To | *e1* `>=` *e2* | none | Arithmetic comparison. | 10 |
| Less Than | *e1* `<` *e2*, | none | Arithmetic/lexicographic comparison. | 10 |
| Less Than or Equal To | *e1* `<=` *e2* | none | Arithmetic/lexicographic comparison. | 10 |
| Greater Than | *e1* `>` *e2* | none | Arithmetic/lexicographic comparison. | 10 |
| Greater Than or Equal To | *e1* `>=` *e2* | none | Arithmetic/lexicographic comparison. | 10 |
| Equality | *e1* `==` *e2* | none | Equality. | 11 |
| Inequality | *e1* `!=` *e2* | none | Inequality. | 11 |
| Logical AND | *e1* `&&` *e2* | left | Logical AND. | 12 |

2
doc/manual/src/release-notes/rl-next.md
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@ -3,3 +3,5 @@
* Binary cache stores now have a setting `compression-level`.
* `nix develop` now has a flag `--unpack` to run `unpackPhase`.
* Lists can now be compared lexicographically using the `<` operator.