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This commit is contained in:
Alex Beregszaszi 2018-02-26 20:13:50 +01:00
parent 900e748648
commit 28e7457980
1 changed files with 38 additions and 0 deletions
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38
libsolidity/ast/Types.cpp
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@ -263,6 +263,44 @@ string Type::escapeIdentifier(string const& _identifier)
string Type::unescapeIdentifier(string const& _identifier) string Type::unescapeIdentifier(string const& _identifier)
{ {
bool underscore = false;
unsigned dollar = 0;
string out(_identifier.length);
for (auto const& c: _identifier)
{
if (c == '_') {
// $_ -> (
if (dollar != 0) {
out.append('(');
} else {
underscore = true;
}
} else if (c == '$') {
// _$ -> )
if (underscore && dollar == 0) {
underscore = false;
out.append(')');
} else {
dollar++;
// $$$ -> $
if (dollar == 3) {
out.append('$');
dollar = 0;
}
}
} else {
// flush pending underscore
if (underscore) {
out.append('_');
underscore = false;
}
out.append(c);
}
}
__$$$$$$__ -> __$$$$__ -> __
string ret = _identifier; string ret = _identifier;
// FIXME: should be _$$$_ // FIXME: should be _$$$_
boost::algorithm::replace_all(ret, "$$$", "$"); boost::algorithm::replace_all(ret, "$$$", "$");