Support tuple patterns outside parameter lists (#4923)

Parameter lists need substantially different treatment than tuple
patterns in other contexts, so this change splits them into separate
parse node kinds.

---------

Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
This commit is contained in:
Geoff Romer
2025-02-20 03:17:45 +00:00
committed by GitHub
co-authored by Jon Ross-Perkins
parent 35f5a7f115
commit 74e1a9949f
201 changed files with 1680 additions and 860 deletions
@@ -15,7 +15,7 @@ fn foo(a: i32, b: i32);
// CHECK:STDOUT: {kind: 'FileStart', text: ''},
// CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
// CHECK:STDOUT: {kind: 'IdentifierNameBeforeParams', text: 'foo'},
// CHECK:STDOUT: {kind: 'TuplePatternStart', text: '('},
// CHECK:STDOUT: {kind: 'ExplicitParamListStart', text: '('},
// CHECK:STDOUT: {kind: 'IdentifierNameNotBeforeParams', text: 'a'},
// CHECK:STDOUT: {kind: 'IntTypeLiteral', text: 'i32'},
// CHECK:STDOUT: {kind: 'LetBindingPattern', text: ':', subtree_size: 3},
@@ -23,7 +23,7 @@ fn foo(a: i32, b: i32);
// CHECK:STDOUT: {kind: 'IdentifierNameNotBeforeParams', text: 'b'},
// CHECK:STDOUT: {kind: 'IntTypeLiteral', text: 'i32'},
// CHECK:STDOUT: {kind: 'LetBindingPattern', text: ':', subtree_size: 3},
// CHECK:STDOUT: {kind: 'TuplePattern', text: ')', subtree_size: 9},
// CHECK:STDOUT: {kind: 'ExplicitParamList', text: ')', subtree_size: 9},
// CHECK:STDOUT: {kind: 'FunctionDecl', text: ';', subtree_size: 12},
// CHECK:STDOUT: {kind: 'FileEnd', text: ''},
// CHECK:STDOUT: ]