Made most libraries panic on js targets instead of not compiling

core/thread/thread_js.odin

@@ -0,0 +1,55 @@
+//+build js
+package thread
+
+import "core:intrinsics"
+import "core:sync"
+import "core:mem"
+
+Thread_State :: enum u8 {
+	Started,
+	Joined,
+	Done,
+}
+
+Thread_Os_Specific :: struct {
+	
+}
+
+_thread_priority_map := [Thread_Priority]i32{
+	.Normal = 0,
+	.Low = -2,
+	.High = +2,
+}
+
+_create :: proc(procedure: Thread_Proc, priority := Thread_Priority.Normal) -> ^Thread {
+	panic("core:thread procedure not supported on js target")
+}
+
+_start :: proc(t: ^Thread) {
+	panic("core:thread procedure not supported on js target")
+}
+
+_is_done :: proc(t: ^Thread) -> bool {
+	panic("core:thread procedure not supported on js target")
+}
+
+_join :: proc(t: ^Thread) {
+	panic("core:thread procedure not supported on js target")
+}
+
+_join_multiple :: proc(threads: ..^Thread) {
+	panic("core:thread procedure not supported on js target")
+}
+
+_destroy :: proc(thread: ^Thread) {
+	panic("core:thread procedure not supported on js target")
+}
+
+_terminate :: proc(using thread : ^Thread, exit_code: int) {
+	panic("core:thread procedure not supported on js target")
+}
+
+_yield :: proc() {
+	panic("core:thread procedure not supported on js target")
+}
+