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Lexer

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- Implemented ::token_split, which performs a full lex, and doesn't require
  white space like ::word_split does.
- Added unit tests.
This commit is contained in:
Paul Beckingham 2014-05-31 13:51:10 -04:00
parent 0af9bbdc03
commit 7598997e70
3 changed files with 32 additions and 1 deletions
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19
test/lexer.t.cpp
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@ -36,7 +36,7 @@ Context context;
////////////////////////////////////////////////////////////////////////////////
int main (int argc, char** argv)
{
UnitTest t (181);
UnitTest t (185);
std::vector <std::pair <std::string, Lexer::Type> > tokens;
std::string token;
@ -319,6 +319,23 @@ int main (int argc, char** argv)
t.is (items[2], "12.3e4", "word_split ' +-* a+b 12.3e4 'c d'' -> [2] '12.3e4'");
t.is (items[3], "c d", "word_split ' +-* a+b 12.3e4 'c d'' -> [3] 'c d'");
// Test common expression element.
unsplit = "name=value";
Lexer::token_split (items, unsplit);
t.is (items.size (), (size_t) 3, "split 'name=value'");
if (items.size () == 3)
{
t.is (items[0], "name", "token_split 'name=value' -> [0] 'name'");
t.is (items[1], "=", "token_split 'name=value' -> [1] '='");
t.is (items[2], "value", "token_split 'name=value' -> [2] 'value'");
}
else
{
t.fail ("token_split 'name=value' -> [0] 'name'");
t.fail ("token_split 'name=value' -> [1] '='");
t.fail ("token_split 'name=value' -> [2] 'value'");
}
return 0;
}