Allow := in subscript index expressions

marijnh · marijnh · commit 4c81c73c542b · 2023-03-13T18:49:04.000+01:00
FIX: Allow `:=` in subscript index expressions. Issue codemirror/dev#1109
diff --git a/src/python.grammar b/src/python.grammar
@@ -189,7 +189,7 @@ expression[@isGroup=Expression] {
 }
 
 subscript[@export] {
-  "[" commaSep<test | test? ":" test? (":" test?)?> "]"
+  "[" commaSep<testNamed | testNamed? ":" testNamed? (":" testNamed?)?> "]"
 }
 
 ParenthesizedExpression { "(" (testNamed | "*" expression | YieldExpression) ")" }

Original file line number	Diff line number	Diff line change
`@@ -189,7 +189,7 @@ expression[@isGroup=Expression] {`
`189`	`189`	`}`
`190`	`190`
`191`	`191`	`subscript[@export] {`
`192`		`- "[" commaSep<test \| test? ":" test? (":" test?)?> "]"`
	`192`	`+ "[" commaSep<testNamed \| testNamed? ":" testNamed? (":" testNamed?)?> "]"`
`193`	`193`	`}`
`194`	`194`
`195`	`195`	`ParenthesizedExpression { "(" (testNamed \| "*" expression \| YieldExpression) ")" }`