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[
(use_list)
(block)
(match_block)
(arguments)
(parameters)
(declaration_list)
(field_declaration_list)
(field_initializer_list)
(struct_pattern)
(tuple_pattern)
(unit_expression)
(enum_variant_list)
(call_expression)
(binary_expression)
(field_expression)
(tuple_expression)
(array_expression)
(where_clause)
(token_tree)
(macro_definition)
(token_tree_pattern)
(token_repetition)
] @indent
[
"}"
"]"
")"
] @outdent
; Indent the right side of assignments.
; The #not-same-line? predicate is required to prevent an extra indent for e.g.
; an else-clause where the previous if-clause starts on the same line as the assignment.
(assignment_expression
.
(_) @expr-start
right: (_) @indent
(#not-same-line? @indent @expr-start)
(#set! "scope" "all")
)
(compound_assignment_expr
.
(_) @expr-start
right: (_) @indent
(#not-same-line? @indent @expr-start)
(#set! "scope" "all")
)
(let_declaration
.
(_) @expr-start
value: (_) @indent
alternative: (_)? @indent
(#not-same-line? @indent @expr-start)
(#set! "scope" "all")
)
(if_expression
.
(_) @expr-start
condition: (_) @indent
(#not-same-line? @indent @expr-start)
(#set! "scope" "all")
)
(static_item
.
(_) @expr-start
value: (_) @indent
(#not-same-line? @indent @expr-start)
(#set! "scope" "all")
)
; Some field expressions where the left part is a multiline expression are not
; indented by cargo fmt.
; Because this multiline expression might be nested in an arbitrary number of
; field expressions, this can only be matched using a Regex.
(field_expression
value: (_) @val
"." @outdent
(#match? @val "(\\A[^\\n\\r]+\\([\\t ]*(\\n|\\r).*)|(\\A[^\\n\\r]*\\{[\\t ]*(\\n|\\r))")
)
|
