checker: use reserved_type_names_chk.matches(word) instead of word in reserved_type_names

Author: spytheman

vlib/v/checker/assign.v

@@ -216,7 +216,7 @@ pub fn (mut c Checker) assign_stmt(mut node ast.AssignStmt) {
 				} else {
 					if is_decl {
 						c.check_valid_snake_case(left.name, 'variable name', left.pos)
-						if left.name in reserved_type_names {
+						if reserved_type_names_chk.matches(left.name) {
 							c.error('invalid use of reserved type `$left.name` as a variable name',
 								left.pos)
 						}

vlib/v/checker/fn.v

@@ -185,7 +185,7 @@ fn (mut c Checker) fn_decl(mut node ast.FnDecl) {
 		// Make sure all types are valid
 		for mut param in node.params {
 			c.ensure_type_exists(param.typ, param.type_pos) or { return }
-			if param.name in reserved_type_names {
+			if reserved_type_names_chk.matches(param.name) {
 				c.error('invalid use of reserved type `$param.name` as a parameter name',
 					param.pos)
 			}

vlib/v/checker/for.v

@@ -38,13 +38,13 @@ fn (mut c Checker) for_in_stmt(mut node ast.ForInStmt) {
 	typ_idx := typ.idx()
 	if node.key_var.len > 0 && node.key_var != '_' {
 		c.check_valid_snake_case(node.key_var, 'variable name', node.pos)
-		if node.key_var in reserved_type_names {
+		if reserved_type_names_chk.matches(node.key_var) {
 			c.error('invalid use of reserved type `$node.key_var` as key name', node.pos)
 		}
 	}
 	if node.val_var.len > 0 && node.val_var != '_' {
 		c.check_valid_snake_case(node.val_var, 'variable name', node.pos)
-		if node.val_var in reserved_type_names {
+		if reserved_type_names_chk.matches(node.val_var) {
 			c.error('invalid use of reserved type `$node.val_var` as value name', node.pos)
 		}
 	}

vlib/v/checker/interface.v

@@ -148,7 +148,7 @@ pub fn (mut c Checker) interface_decl(mut node ast.InterfaceDecl) {
 					has_generic_types = true
 				}
 				c.ensure_type_exists(param.typ, param.pos) or { return }
-				if param.name in reserved_type_names {
+				if reserved_type_names_chk.matches(param.name) {
 					c.error('invalid use of reserved type `$param.name` as a parameter name',
 						param.pos)
 				}