c37b527 · rowtype-yoga/purescript-backend-optimizer

git.iko.soy/rowtype-yoga/purescript-backend-optimizer

Fixed substract/divide associativity (aristanetworks#38). (#39)

commitc37b527f163232358d82c23740ae1bee0095aec4 authorHans-Thomas Mueller <htmue@gmx.net> dateWed 21 Dec 2022, 18:31 (4 years ago) parent56409ec

3 files changed+10−3

unifiedsplit

backend-es/src/PureScript/Backend/Optimizer/Codegen/EcmaScript/Syntax.purs+2−2

@@ -525,8 +525,8 @@ esBinaryFixity = case _ of

525525 EsBitShitRight -> fixity false 8 ">>"

526526 EsZeroFillShiftRight -> fixity false 8 ">>>"

527527 EsAdd -> fixity true 9 "+"

528− EsSubtract -> fixity true 9 "-"

529− EsDivide -> fixity true 10 "/"

528+ EsSubtract -> fixity false 9 "-"

529+ EsDivide -> fixity false 10 "/"

530530 EsMultiply -> fixity true 10 "*"

531531 where

532532 fixity associative precedence symbol =

backend-es/test/snapshots-out/Snapshot.PrimOpNumber01.js+3−1

@@ -6,7 +6,9 @@ const test5 = a => b => a < b;

66const test4 = a => b => a !== b;

77const test3 = a => b => a === b;

88const test2 = a => b => a - b;

9+const test13 = a => b => c => a / (b / c);

10+const test12 = a => b => c => a - (b - c);

911const test11 = a => -a;

1012const test10 = a => b => a / b;

1113const test1 = a => b => a + b;

12−export {test1, test10, test11, test2, test3, test4, test5, test6, test7, test8, test9};

14+export {test1, test10, test11, test12, test13, test2, test3, test4, test5, test6, test7, test8, test9};

backend-es/test/snapshots/Snapshot.PrimOpNumber01.purs+5

@@ -35,3 +35,8 @@ test10 a b = a / b

3535test11 :: Number -> Number

3636test11 a = -a

3737

38+test12 :: Number -> Number -> Number -> Number

39+test12 a b c = a - (b - c)

40+

41+test13 :: Number -> Number -> Number -> Number

42+test13 a b c = a / (b / c)