Merge pull request #24 from tsion/whitespace

Fix handling of whitespace and ignore blank inputs.
This commit is contained in:
Eelco Dolstra 2016-02-24 12:02:06 +01:00
commit a1ea85e92b

View file

@ -106,7 +106,7 @@ void NixRepl::mainLoop(const Strings & files)
}
try {
if (!processLine(input)) return;
if (!removeWhitespace(input).empty() && !processLine(input)) return;
} catch (ParseError & e) {
if (e.msg().find("unexpected $end") != std::string::npos) {
// For parse errors on incomplete input, we continue waiting for the next line of
@ -178,14 +178,13 @@ bool NixRepl::getLine(string & input, const char * prompt)
char * s = readline(prompt);
if (!s) return false;
string line = chomp(string(s));
input.append(removeWhitespace(line));
input.append(s);
input.push_back('\n');
free(s);
if (line != "") {
add_history(line.c_str());
if (!removeWhitespace(s).empty()) {
add_history(s);
append_history(1, 0);
}
free(s);
}
_isInterrupted = 0;