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Merge branch 'feat-walk-override-container-elms' into 'master'

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feat(walk): Allow overriding container elms

See merge request luk3yx/minetest-formspec_ast!1
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luk3yx 2023-07-29 03:23:59 +00:00
commit 4836cb2fb1
2 changed files with 6 additions and 5 deletions
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5
README.md
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@ -10,9 +10,10 @@ A Minetest mod library to make modifying formspecs easier.
and returns a formspec string. and returns a formspec string.
- `formspec_ast.interpret(string_or_tree)`: Returns a formspec string after - `formspec_ast.interpret(string_or_tree)`: Returns a formspec string after
(optionally parsing) and unparsing the formspec provided. (optionally parsing) and unparsing the formspec provided.
- `formspec_ast.walk(tree)`: Returns an iterator (use this directly in a for - `formspec_ast.walk(tree, optional_container_set)`: Returns an iterator (use this directly in a for
loop) that will return all nodes in a tree, including ones inside loop) that will return all nodes in a tree, including ones inside
containers. containers. The containers are recognised by `type`, and can be overriden
with a table of `name` to `true` relationships in `optional_container_set`
- `formspec_ast.find(tree, node_type)`: Similar to `walk(tree)`, however only - `formspec_ast.find(tree, node_type)`: Similar to `walk(tree)`, however only
returns `node_type` nodes. returns `node_type` nodes.
- `formspec_ast.get_element_by_name(tree, name)`: Returns the first element in - `formspec_ast.get_element_by_name(tree, name)`: Returns the first element in

6
helpers.lua
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@ -71,9 +71,9 @@ end
-- Returns an iterator over all nodes in a formspec AST, including ones in -- Returns an iterator over all nodes in a formspec AST, including ones in
-- containers. -- containers.
local container_elems = {container = true, scroll_container = true} local default_container_elems = {container = true, scroll_container = true}
function formspec_ast.walk(tree) function formspec_ast.walk(tree, provided_container_elms)
return walk_inner(tree, container_elems) return walk_inner(tree, provided_container_elms or default_container_elems)
end end
-- Similar to formspec_ast.walk(), however only returns nodes which have a type -- Similar to formspec_ast.walk(), however only returns nodes which have a type