Sync to upstream/release/537 (#607)

2022-07-21 14:16:54 -07:00 · 2022-07-21 14:16:54 -07:00 · b1cfaf5305
commit b1cfaf5305
parent a824b05c9e
41 changed files with 1484 additions and 285 deletions
--- a/CLI/Flags.cpp
+++ b/CLI/Flags.cpp
@ -0,0 +1,75 @@
+// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
+#include "Luau/Common.h"
+#include "Luau/ExperimentalFlags.h"
+
+#include <string_view>
+
+#include <stdio.h>
+#include <string.h>
+
+static void setLuauFlag(std::string_view name, bool state)
+{
+    for (Luau::FValue<bool>* flag = Luau::FValue<bool>::list; flag; flag = flag->next)
+    {
+        if (name == flag->name)
+        {
+            flag->value = state;
+            return;
+        }
+    }
+
+    fprintf(stderr, "Warning: unrecognized flag '%.*s'.\n", int(name.length()), name.data());
+}
+
+static void setLuauFlags(bool state)
+{
+    for (Luau::FValue<bool>* flag = Luau::FValue<bool>::list; flag; flag = flag->next)
+        if (strncmp(flag->name, "Luau", 4) == 0)
+            flag->value = state;
+}
+
+void setLuauFlagsDefault()
+{
+    for (Luau::FValue<bool>* flag = Luau::FValue<bool>::list; flag; flag = flag->next)
+        if (strncmp(flag->name, "Luau", 4) == 0 && !Luau::isFlagExperimental(flag->name))
+            flag->value = true;
+}
+
+void setLuauFlags(const char* list)
+{
+    std::string_view rest = list;
+
+    while (!rest.empty())
+    {
+        size_t ending = rest.find(",");
+        std::string_view element = rest.substr(0, ending);
+
+        if (size_t separator = element.find('='); separator != std::string_view::npos)
+        {
+            std::string_view key = element.substr(0, separator);
+            std::string_view value = element.substr(separator + 1);
+
+            if (value == "true" || value == "True")
+                setLuauFlag(key, true);
+            else if (value == "false" || value == "False")
+                setLuauFlag(key, false);
+            else
+                fprintf(stderr, "Warning: unrecognized value '%.*s' for flag '%.*s'.\n", int(value.length()), value.data(), int(key.length()),
+                    key.data());
+        }
+        else
+        {
+            if (element == "true" || element == "True")
+                setLuauFlags(true);
+            else if (element == "false" || element == "False")
+                setLuauFlags(false);
+            else
+                setLuauFlag(element, true);
+        }
+
+        if (ending != std::string_view::npos)
+            rest.remove_prefix(ending + 1);
+        else
+            break;
+    }
+}