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Merge pull request #4466 from ethereum/tupleNotEmpty

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Disallow empty tuple components.
This commit is contained in:
chriseth
2018-07-10 21:03:30 +02:00
committed by GitHub
parent 0e9415bc31 64abfd3e4a
commit 6567cd3e51
10 changed files with 27 additions and 49 deletions
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test/libsolidity/syntaxTests/parsing/tuples.sol
+7 -7
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@@ -1,16 +1,16 @@
contract C {
function f() public {
uint a = (1);
(uint b,) = (1,);
(uint b,) = 1;
(uint c, uint d) = (1, 2 + a);
(uint e,) = (1, 2, b);
(a) = 3;
}
}
// ----
// Warning: (54-70): Different number of components on the left hand side (2) than on the right hand side (1).
// Warning: (107-128): Different number of components on the left hand side (2) than on the right hand side (3).
// Warning: (75-81): Unused local variable.
// Warning: (83-89): Unused local variable.
// Warning: (108-114): Unused local variable.
// Warning: (14-143): Function state mutability can be restricted to pure
// Warning: (54-67): Different number of components on the left hand side (2) than on the right hand side (1).
// Warning: (104-125): Different number of components on the left hand side (2) than on the right hand side (3).
// Warning: (72-78): Unused local variable.
// Warning: (80-86): Unused local variable.
// Warning: (105-111): Unused local variable.
// Warning: (14-140): Function state mutability can be restricted to pure