fix: allows for bare decimals (no leading 0) to be properly interpreted; also adds in additional validation for 'wait' command

addons/escoria-core/game/core-scripts/esc/commands/wait.gd

@@ -20,6 +20,24 @@ func configure() -> ESCCommandArgumentDescriptor:
 	)
 
 
+# Validate whether the given arguments match the command descriptor
+func validate(arguments: Array):
+	if not .validate(arguments):
+		return false
+
+	# We can't wait for 0 or fewer seconds, now, can we?
+	if arguments[0] <= 0.0:
+		escoria.logger.report_errors(
+			"wait: argument invalid",
+			[
+				"%ss is an invalid amount of time to wait." % arguments[0],
+				"Time to wait must be positive."
+			]
+		)
+		return false
+		
+	return true
+
 # Run the command
 func run(command_params: Array) -> int:
 	yield(escoria.get_tree().create_timer(float(command_params[0])), "timeout")

addons/escoria-core/game/core-scripts/utils/esc_utils.gd

@@ -43,7 +43,7 @@ func get_typed_value(value: String, type_hint = []):
 	var regex_bool = RegEx.new()
 	regex_bool.compile("^true|false$")
 	var regex_float = RegEx.new()
-	regex_float.compile("^-?[0-9]+\\.[0-9]+$")
+	regex_float.compile("^-?[0-9]*\\.[0-9]+$")
 	var regex_int = RegEx.new()
 	regex_int.compile("^-?[0-9]+$")