Use parenthesis for all assert statements and fix BitFlag

Required in Godot 3.2

addons/godot-next/data/singleton_cache.tres

@@ -4,4 +4,3 @@
 
 [resource]
 script = ExtResource( 1 )
-

addons/godot-next/references/array_2d.gd

@@ -27,11 +27,11 @@ func has_cell(p_row: int, p_col: int) -> bool:
 	return len(data) > p_row and len(data[p_row]) > p_col
 
 func set_cell(p_row: int, p_col: int, p_value):
-	assert has_cell(p_row, p_col)
+	assert(has_cell(p_row, p_col))
 	data[p_row][p_col] = p_value
 
 func get_cell(p_row: int, p_col: int):
-	assert has_cell(p_row, p_col)
+	assert(has_cell(p_row, p_col))
 	return data[p_row][p_col]
 
 func set_cell_if_exists(p_row: int, p_col: int, p_value) -> bool:
@@ -44,11 +44,11 @@ func has_cellv(p_pos: Vector2) -> bool:
 	return len(data) > p_pos.x and len(data[p_pos.x]) > p_pos.y
 
 func set_cellv(p_pos: Vector2, p_value):
-	assert has_cellv(p_pos)
+	assert(has_cellv(p_pos))
 	data[p_pos.x][p_pos.y] = p_value
 
 func get_cellv(p_pos: Vector2):
-	assert has_cellv(p_pos)
+	assert(has_cellv(p_pos))
 	return data[p_pos.x][p_pos.y]
 
 func set_cellv_if_exists(p_pos: Vector2, p_value) -> bool:
@@ -58,39 +58,39 @@ func set_cellv_if_exists(p_pos: Vector2, p_value) -> bool:
 	return false
 
 func get_row(p_idx: int):
-	assert len(data) > p_idx
-	assert p_idx >= 0
+	assert(len(data) > p_idx)
+	assert(p_idx >= 0)
 	return data[p_idx].duplicate()
 
 func get_col(p_idx: int):
 	var result = []
 	for a_row in data:
-		assert len(a_row) > p_idx
-		assert p_idx >= 0
+		assert(len(a_row) > p_idx)
+		assert(p_idx >= 0)
 		result.push_back(a_row[p_idx])
 	return result
 
 func get_row_ref(p_idx: int):
-	assert len(data) > p_idx
-	assert p_idx >= 0
+	assert(len(data) > p_idx)
+	assert(p_idx >= 0)
 	return data[p_idx]
 
 func get_rows() -> Array:
 	return data
 
 func set_row(p_idx: int, p_row):
-	assert len(data) > p_idx
-	assert p_idx >= 0
-	assert len(data) == len(p_row)
+	assert(len(data) > p_idx)
+	assert(p_idx >= 0)
+	assert(len(data) == len(p_row))
 	data[p_idx] = p_row
 
 func set_col(p_idx: int, p_col):
-	assert len(data) > 0 and len(data[0]) > 0
-	assert len(data) == len(p_col)
+	assert(len(data) > 0 and len(data[0]) > 0)
+	assert(len(data) == len(p_col))
 	var idx = 0
 	for a_row in data:
-		assert len(a_row) > p_idx
-		assert p_idx >= 0
+		assert(len(a_row) > p_idx)
+		assert(p_idx >= 0)
 		a_row[p_idx] = p_col[idx]
 		idx += 1
 
@@ -163,31 +163,31 @@ func fill(p_value):
 			data[a_row][a_col] = p_value
 
 func fill_row(p_idx: int, p_value):
-	assert p_idx >= 0
-	assert len(data) > p_idx
-	assert len(data[0]) > 0
+	assert(p_idx >= 0)
+	assert(len(data) > p_idx)
+	assert(len(data[0]) > 0)
 	var arr = []
 	for i in len(data[0]):
 		arr.push_back(p_value)
 	data[p_idx] = arr
 
 func fill_col(p_idx: int, p_value):
-	assert p_idx >= 0
-	assert len(data) > 0
-	assert len(data[0]) > p_idx
+	assert(p_idx >= 0)
+	assert(len(data) > 0)
+	assert(len(data[0]) > p_idx)
 	var arr = []
 	for i in len(data):
 		arr.push_back(p_value)
 	set_col(p_idx, arr)
 
 func remove_row(p_idx: int):
-	assert p_idx >= 0
-	assert len(data) > p_idx
+	assert(p_idx >= 0)
+	assert(len(data) > p_idx)
 	data.remove(p_idx)
 
 func remove_col(p_idx: int):
-	assert len(data) > 0
-	assert p_idx >= 0 and len(data[0]) > p_idx
+	assert(len(data) > 0)
+	assert(p_idx >= 0 and len(data[0]) > p_idx)
 	for a_row in data:
 		a_row.remove(p_idx)
 
@@ -211,25 +211,25 @@ func invert() -> Array2D:
 	return self
 
 func invert_row(p_idx: int) -> Array2D:
-	assert p_idx >= 0 and len(data) > p_idx
+	assert(p_idx >= 0 and len(data) > p_idx)
 	data[p_idx].invert()
 	return self
 
 func invert_col(p_idx: int) -> Array2D:
-	assert len(data) > 0
-	assert p_idx >= 0 and len(data[0]) > p_idx
+	assert(len(data) > 0)
+	assert(p_idx >= 0 and len(data[0]) > p_idx)
 	var col = get_col(p_idx)
 	col.invert()
 	set_col(p_idx, col)
 	return self
 
 func bsearch_row(p_idx: int, p_value, p_before: bool) -> int:
-	assert p_idx >= 0 and len(data) > p_idx
+	assert(p_idx >= 0 and len(data) > p_idx)
 	return data[p_idx].bsearch(p_value, p_before)
 
 func bsearch_col(p_idx: int, p_value, p_before: bool) -> int:
-	assert len(data) > 0
-	assert p_idx >= 0 and len(data[0]) > p_idx
+	assert(len(data) > 0)
+	assert(p_idx >= 0 and len(data[0]) > p_idx)
 	var col = get_col(p_idx)
 	col.sort()
 	return col[p_idx].bsearch(p_value, p_before)

addons/godot-next/references/bit_flag.gd

@@ -64,6 +64,7 @@ func _get_value_flags(p_value) -> int:
 		TYPE_INT:
 			return p_value
 	assert(false)
+	return -1
 
 ##### PUBLIC METHODS #####
 

addons/godot-next/resources/behavior.gd

@@ -84,7 +84,7 @@ func get_enabled() -> bool:
 	return enabled
 
 func set_owner(p_owner: Node) -> void:
-    assert p_owner # must be assigned a valid owner at all times, except initially.
+    assert(p_owner) # must be assigned a valid owner at all times, except initially.
     owner = p_owner
 
 func get_owner() -> Node:

addons/godot-next/resources/resource_collections/resource_collection.gd

@@ -59,11 +59,11 @@ func _get_property_list() -> Array:
 # Append an element to the collection.
 #warning-ignore:unused_argument
 func _add_element(p_script: Script) -> void:
-	assert false
+	assert(false)
 
 # Refresh the data upon type change.
 func _refresh_data() -> void:
-	assert false
+	assert(false)
 
 # Export properties within the 'data' group
 func _export_data_group() -> Array:
@@ -86,7 +86,7 @@ func _parse_property(p_plugin: EditorInspectorPlugin, p_pinfo: PropertyInfo) ->
 ##### PUBLIC METHODS #####
 
 func clear() -> void:
-	assert false
+	assert(false)
 
 ##### PRIVATE METHODS #####