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case-insensitive completion

This commit is contained in:
Jan Steemann 2014-05-14 18:43:01 +02:00
parent 8a5c2438b9
commit a02611fba1
1 changed files with 71 additions and 59 deletions
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130
lib/V8/V8LineEditor.cpp
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@ -198,95 +198,107 @@ static char* CompletionGenerator (char const* text, int state) {
static void LinenoiseCompletionGenerator (char const* text, linenoiseCompletions * lc) {
vector<string> completions;
// locate global object or sub-object
v8::Handle<v8::Object> current = v8::Context::GetCurrent()->Global();
string path;
char* prefix;
if (*text != '\0') {
TRI_vector_string_t splitted = TRI_SplitString(text, '.');
// locate global object or sub-object
v8::Handle<v8::Object> current = v8::Context::GetCurrent()->Global();
string path;
char* prefix;
if (1 < splitted._length) {
for (size_t i = 0; i < splitted._length - 1; ++i) {
v8::Handle<v8::String> name = v8::String::New(splitted._buffer[i]);
if (*text != '\0') {
TRI_vector_string_t splitted = TRI_SplitString(text, '.');
if (! current->Has(name)) {
TRI_DestroyVectorString(&splitted);
return;
}
if (1 < splitted._length) {
for (size_t i = 0; i < splitted._length - 1; ++i) {
v8::Handle<v8::String> name = v8::String::New(splitted._buffer[i]);
v8::Handle<v8::Value> val = current->Get(name);
if (! val->IsObject()) {
TRI_DestroyVectorString(&splitted);
return;
}
current = val->ToObject();
path = path + splitted._buffer[i] + ".";
if (! current->Has(name)) {
TRI_DestroyVectorString(&splitted);
return;
}
prefix = TRI_DuplicateString(splitted._buffer[splitted._length - 1]);
}
else {
prefix = TRI_DuplicateString(text);
v8::Handle<v8::Value> val = current->Get(name);
if (! val->IsObject()) {
TRI_DestroyVectorString(&splitted);
return;
}
current = val->ToObject();
path = path + splitted._buffer[i] + ".";
}
TRI_DestroyVectorString(&splitted);
prefix = TRI_DuplicateString(splitted._buffer[splitted._length - 1]);
}
else {
prefix = TRI_DuplicateString(text);
}
v8::HandleScope scope;
TRI_DestroyVectorString(&splitted);
}
else {
prefix = TRI_DuplicateString(text);
}
// compute all possible completions
v8::Handle<v8::Array> properties;
v8::Handle<v8::String> cpl = v8::String::New("_COMPLETIONS");
v8::HandleScope scope;
if (current->HasOwnProperty(cpl)) {
v8::Handle<v8::Value> funcVal = current->Get(cpl);
// compute all possible completions
v8::Handle<v8::Array> properties;
v8::Handle<v8::String> cpl = v8::String::New("_COMPLETIONS");
if (funcVal->IsFunction()) {
v8::Handle<v8::Function> func = v8::Handle<v8::Function>::Cast(funcVal);
v8::Handle<v8::Value> args;
v8::Handle<v8::Value> cpls = func->Call(current, 0, &args);
if (current->HasOwnProperty(cpl)) {
v8::Handle<v8::Value> funcVal = current->Get(cpl);
if (cpls->IsArray()) {
properties = v8::Handle<v8::Array>::Cast(cpls);
}
if (funcVal->IsFunction()) {
v8::Handle<v8::Function> func = v8::Handle<v8::Function>::Cast(funcVal);
v8::Handle<v8::Value> args;
v8::Handle<v8::Value> cpls = func->Call(current, 0, &args);
if (cpls->IsArray()) {
properties = v8::Handle<v8::Array>::Cast(cpls);
}
}
else {
properties = current->GetPropertyNames();
}
}
else {
properties = current->GetPropertyNames();
}
// locate
if (! properties.IsEmpty()) {
const uint32_t n = properties->Length();
// locate
if (! properties.IsEmpty()) {
const uint32_t n = properties->Length();
for (uint32_t i = 0; i < n; ++i) {
v8::Handle<v8::Value> v = properties->Get(i);
for (uint32_t i = 0; i < n; ++i) {
v8::Handle<v8::Value> v = properties->Get(i);
TRI_Utf8ValueNFC str(TRI_UNKNOWN_MEM_ZONE, v);
char const* s = *str;
TRI_Utf8ValueNFC str(TRI_UNKNOWN_MEM_ZONE, v);
char const* s = *str;
if (s != 0 && *s) {
string suffix = (current->Get(v)->IsFunction()) ? "()" : "";
if (s != 0 && *s) {
string const suffix = (current->Get(v)->IsFunction()) ? "()" : "";
if (*prefix == '\0' || TRI_IsPrefixString(s, prefix)) {
string name = path + s + suffix;
if (*prefix == '\0' || TRI_IsPrefixString(s, prefix)) {
linenoiseAddCompletion(lc, name.c_str());
completions.push_back(name);
}
completions.push_back(name);
}
}
}
}
// sort completions
size_t const n = completions.size();
lc->multiLine = 1;
TRI_FreeString(TRI_CORE_MEM_ZONE, prefix);
std::sort(completions.begin(), completions.end(),
[](std::string const& l, std::string const& r) -> bool {
int res = strcasecmp(l.c_str(), r.c_str());
return (res < 0);
}
);
for (size_t i = 0; i < n; ++i) {
linenoiseAddCompletion(lc, completions[i].c_str());
}
lc->multiLine = 1;
TRI_FreeString(TRI_CORE_MEM_ZONE, prefix);
}
#endif