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Suggest alternatives when identifier not found.

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This commit is contained in:
Balajiganapathi S
2018-02-13 14:54:36 +00:00
committed by Alex Beregszaszi
parent 8f8ad3840e
commit 2859834e58
7 changed files with 183 additions and 2 deletions
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test/libsolidity/SolidityNameAndTypeResolution.cpp
+87
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@@ -2081,6 +2081,93 @@ BOOST_AUTO_TEST_CASE(external_visibility)
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier.");
}
BOOST_AUTO_TEST_CASE(similar_name_suggestions_expected)
{
char const* sourceCode = R"(
contract c {
function func() {}
function g() public { fun(); }
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier. Did you mean func?");
}
BOOST_AUTO_TEST_CASE(no_name_suggestion)
{
char const* sourceCode = R"(
contract c {
function g() public { fun(); }
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier.");
}
BOOST_AUTO_TEST_CASE(multiple_similar_suggestions)
{
char const* sourceCode = R"(
contract c {
function g() public {
uint var1 = 1;
uint var2 = 1;
uint var3 = 1;
uint var4 = 1;
uint var5 = varx;
}
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier. Did you mean var1, var2, var3, var4 or var5?");
}
BOOST_AUTO_TEST_CASE(multiple_scopes_suggestions)
{
char const* sourceCode = R"(
contract c {
uint log9 = 2;
function g() public {
uint log8 = 3;
uint var1 = lgox;
}
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier. Did you mean log8, log9, log0, log1, log2, log3 or log4?");
}
BOOST_AUTO_TEST_CASE(inheritence_suggestions)
{
char const* sourceCode = R"(
contract a { function func() public {} }
contract c is a {
function g() public {
uint var1 = fun();
}
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier. Did you mean func?");
}
BOOST_AUTO_TEST_CASE(no_spurious_suggestions)
{
char const* sourceCode = R"(
contract c {
function g() public {
uint va = 1;
uint vb = vaxyz;
}
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier.");
sourceCode = R"(
contract c {
function g() public {
uint va = 1;
uint vb = x;
}
}
)";
CHECK_ERROR(sourceCode, DeclarationError, "Undeclared identifier.");
}
BOOST_AUTO_TEST_CASE(external_base_visibility)
{
char const* sourceCode = R"(