Allow C++ tagless type reference, in struct field.

[cycript.git] / Complete.cpp

diff --git a/Complete.cpp b/Complete.cpp
index b378b60a406193d4e9ceb1ffc7e3b1259a2e3794..1b1d0dc3742749700f7d227eee454ba05e8b393c 100644 (file)
--- a/Complete.cpp
+++ b/Complete.cpp
@@ -1,5 +1,5 @@
-/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2015  Jay Freeman (saurik)
+/* Cycript - The Truly Universal Scripting Language
+ * Copyright (C) 2009-2016  Jay Freeman (saurik)
 */
 
 /* GNU Affero General Public License, Version 3 {{{ */
@@ -22,27 +22,24 @@
 #include "cycript.hpp"
 
 #include "Driver.hpp"
-#include "Cycript.tab.hh"
 #include "Replace.hpp"
 #include "String.hpp"
 
-static CYExpression *ParseExpression(CYUTF8String code) {
+static CYExpression *ParseExpression(CYPool &pool, CYUTF8String code) {
     std::stringstream stream;
     stream << '(' << code << ')';
-    CYDriver driver(stream);
-
-    cy::parser parser(driver);
-    if (parser.parse() != 0 || !driver.errors_.empty())
+    CYDriver driver(pool, *stream.rdbuf());
+    if (driver.Parse() || !driver.errors_.empty())
         return NULL;
 
     CYOptions options;
     CYContext context(options);
 
-    CYStatement *statement(driver.program_->code_);
+    CYStatement *statement(driver.script_->code_);
     _assert(statement != NULL);
     _assert(statement->next_ == NULL);
 
-    CYExpress *express(dynamic_cast<CYExpress *>(driver.program_->code_));
+    CYExpress *express(dynamic_cast<CYExpress *>(driver.script_->code_));
     _assert(express != NULL);
 
     CYParenthetical *parenthetical(dynamic_cast<CYParenthetical *>(express->expression_));
@@ -54,13 +51,12 @@ static CYExpression *ParseExpression(CYUTF8String code) {
 _visible char **CYComplete(const char *word, const std::string &line, CYUTF8String (*run)(CYPool &pool, const std::string &)) {
     CYLocalPool pool;
 
-    std::istringstream stream(line);
-    CYDriver driver(stream);
+    std::stringbuf stream(line);
+    CYDriver driver(pool, stream);
 
     driver.auto_ = true;
 
-    cy::parser parser(driver);
-    if (parser.parse() != 0 || !driver.errors_.empty())
+    if (driver.Parse() || !driver.errors_.empty())
         return NULL;
 
     if (driver.mode_ == CYDriver::AutoNone)
@@ -93,36 +89,55 @@ _visible char **CYComplete(const char *word, const std::string &line, CYUTF8Stri
                 prefix << (*part)->word_ << ':';
         } break;
 
+        case CYDriver::AutoResolve:
+            expression = $M(driver.context_, $S("$cyr"));
+        break;
+
         default:
             _assert(false);
     }
 
     std::string begin(prefix.str());
 
-    driver.program_ = $ CYProgram($ CYExpress($C3(ParseExpression(
+    driver.script_ = $ CYScript($ CYExpress($C3(ParseExpression(pool,
     "   function(object, prefix, word) {\n"
     "       var names = [];\n"
     "       var before = prefix.length;\n"
     "       prefix += word;\n"
     "       var entire = prefix.length;\n"
-    "       for (var name in object)\n"
-    "           if (name.substring(0, entire) == prefix)\n"
-    "               names.push(name.substr(before));\n"
+    "       if (false) {\n"
+    "           for (var name in object)\n"
+    "               if (name.substring(0, entire) == prefix)\n"
+    "                   names.push(name.substr(before));\n"
+    "       } else do {\n"
+    "           if (object.hasOwnProperty(\"cy$complete\")) {\n"
+    "               names = names.concat(object.cy$complete(prefix));\n"
+    "               continue;\n"
+    "           }\n"
+    "           try {\n"
+    "               var local = Object.getOwnPropertyNames(object);\n"
+    "           } catch (e) {\n"
+    "               continue;\n"
+    "           }\n"
+    "           for (var name of local)\n"
+    "               if (name.substring(0, entire) == prefix)\n"
+    "                   names.push(name.substr(before));\n"
+    "       } while (object = typeof object === 'object' ? Object.getPrototypeOf(object) : object.__proto__);\n"
     "       return names;\n"
     "   }\n"
     ), expression, $S(begin.c_str()), $S(word))));
 
-    driver.program_->Replace(context);
+    driver.script_->Replace(context);
 
     std::stringbuf str;
     CYOutput out(str, options);
-    out << *driver.program_;
+    out << *driver.script_;
 
     std::string code(str.str());
     CYUTF8String json(run(pool, code));
     // XXX: if this fails we should not try to parse it
 
-    CYExpression *result(ParseExpression(json));
+    CYExpression *result(ParseExpression(pool, json));
     if (result == NULL)
         return NULL;
 
@@ -137,8 +152,12 @@ _visible char **CYComplete(const char *word, const std::string &line, CYUTF8Stri
     std::string common;
     bool rest(false);
 
-    CYForEach (element, array->elements_) {
-        CYString *string(dynamic_cast<CYString *>(element->value_));
+    for (CYElement *element(array->elements_); element != NULL; ) {
+        CYElementValue *value(dynamic_cast<CYElementValue *>(element));
+        _assert(value != NULL);
+        element = value->next_;
+
+        CYString *string(dynamic_cast<CYString *>(value->value_));
         _assert(string != NULL);
 
         std::string completion;