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GDScript LSP: Implement signatureHelp

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Enable smart resolve default to true as it is required for script symbol lookup
This commit is contained in:
geequlim 2020-01-09 00:44:32 +08:00
parent bdcfc6d633
commit d35c018a7a
8 changed files with 232 additions and 1 deletions
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51
modules/gdscript/language_server/gdscript_workspace.cpp
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@ -252,6 +252,12 @@ Error GDScriptWorkspace::initialize() {
bool arg_default_value_started = false;
for (int j = 0; j < data.arguments.size(); j++) {
const DocData::ArgumentDoc &arg = data.arguments[j];
lsp::DocumentSymbol symbol_arg;
symbol_arg.name = arg.name;
symbol_arg.kind = lsp::SymbolKind::Variable;
symbol_arg.detail = arg.type;
if (!arg_default_value_started && !arg.default_value.empty()) {
arg_default_value_started = true;
}
@ -263,6 +269,8 @@ Error GDScriptWorkspace::initialize() {
arg_str += ", ";
}
params += arg_str;
symbol.children.push_back(symbol_arg);
}
if (data.qualifiers.find("vararg") != -1) {
params += params.empty() ? "..." : ", ...";
@ -513,6 +521,49 @@ Dictionary GDScriptWorkspace::generate_script_api(const String &p_path) {
return api;
}
Error GDScriptWorkspace::resolve_signature(const lsp::TextDocumentPositionParams &p_doc_pos, lsp::SignatureHelp &r_signature) {
if (const ExtendGDScriptParser *parser = get_parse_result(get_file_path(p_doc_pos.textDocument.uri))) {
lsp::TextDocumentPositionParams text_pos;
text_pos.textDocument = p_doc_pos.textDocument;
if (parser->get_left_function_call(p_doc_pos.position, text_pos.position, r_signature.activeParameter) == OK) {
List<const lsp::DocumentSymbol *> symbols;
if (const lsp::DocumentSymbol *symbol = resolve_symbol(text_pos)) {
symbols.push_back(symbol);
} else if (GDScriptLanguageProtocol::get_singleton()->is_smart_resolve_enabled()) {
GDScriptLanguageProtocol::get_singleton()->get_workspace()->resolve_related_symbols(text_pos, symbols);
}
for (List<const lsp::DocumentSymbol *>::Element *E = symbols.front(); E; E = E->next()) {
const lsp::DocumentSymbol *symbol = E->get();
if (symbol->kind == lsp::SymbolKind::Method || symbol->kind == lsp::SymbolKind::Function) {
lsp::SignatureInformation signature_info;
signature_info.label = symbol->detail;
signature_info.documentation = symbol->render();
for (int i = 0; i < symbol->children.size(); i++) {
const lsp::DocumentSymbol &arg = symbol->children[i];
lsp::ParameterInformation arg_info;
arg_info.label = arg.name;
signature_info.parameters.push_back(arg_info);
}
r_signature.signatures.push_back(signature_info);
break;
}
}
if (r_signature.signatures.size()) {
return OK;
}
}
}
return ERR_METHOD_NOT_FOUND;
}
GDScriptWorkspace::GDScriptWorkspace() {
ProjectSettings::get_singleton()->get_resource_path();
}