Johnni Winther
5493d42be3
This adds thrown exception in weak-mode for exhaustive switch expressions and statements to catch the unsound `null` values. Closes #51769 Closes #51053 Change-Id: Ieb89e65f51e84853510fc320b64db01a80a262ec Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/289600 Reviewed-by: Chloe Stefantsova <cstefantsova@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>
27 lines
597 B
Plaintext
27 lines
597 B
Plaintext
library /*isNonNullableByDefault*/;
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import self as self;
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import "dart:core" as core;
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import "dart:_internal" as _in;
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static method f(dynamic x) → dynamic
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return block {
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core::int #t1;
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final synthesized dynamic #0#0 = x;
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#L1:
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{
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{
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if(#0#0 is{ForNonNullableByDefault} core::int) {
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#t1 = 0;
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break #L1;
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}
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}
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{
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if(true) {
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#t1 = 1;
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break #L1;
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}
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}
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throw new _in::ReachabilityError::•("`null` encountered as case in a switch expression with a non-nullable type.");
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}
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} =>#t1;
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