Merge pull request #11350 from ethereum/lsp

Language Server

test/libsolidity/lsp/didChange_template.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.0;
+
+contract C
+{
+}

test/libsolidity/lsp/didOpen_with_import.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.0;
+
+import './lib.sol';
+
+contract C
+{
+    function f(uint a, uint b) public pure returns (uint)
+    {
+        return Lib.add(2 * a, b);
+    }
+}

test/libsolidity/lsp/lib.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.0;
+
+library Lib
+{
+    function add(uint a, uint b) public pure returns (uint result)
+    {
+        result = a + b;
+    }
+
+    function warningWithUnused() public pure
+    {
+        uint unused;
+    }
+}

test/libsolidity/lsp/publish_diagnostics_1.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.0;
+
+contract MyContract
+{
+    constructor()
+    {
+        uint unused; // [Warning 2072] Unused local variable.
+    }
+}
+
+contract D
+{
+    function main() public payable returns (uint)
+    {
+        MyContract c = new MyContract();
+    }
+}

test/libsolidity/lsp/publish_diagnostics_2.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.0;
+
+contract C
+{
+    function makeSomeError() public pure returns (uint res)
+    {
+        uint x = "hi";
+        return;
+        res = 2;
+    }
+}
+
+contract D
+{
+    function main() public payable returns (uint)
+    {
+        C c = new C();
+        return c.makeSomeError(2, 3);
+    }
+}

test/libsolidity/lsp/publish_diagnostics_3.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity >=0.8.0;
+
+abstract contract A {
+    function a() public virtual;
+}
+
+contract B is A
+{
+}