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aquavm/crates/air-parser/src/parser/lexer/utils.rs

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2021-02-16 09:45:33 +03:00
/*
* Copyright 2020 Fluence Labs Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
pub(super) fn is_aqua_alphanumeric(ch: char) -> bool {
ch.is_alphanumeric() || ch == '_' || ch == '-'
}
pub(super) fn is_json_path_allowed_char(ch: char) -> bool {
// we don't have spec for json path now, but some possible example could be found here
// https://packagist.org/packages/softcreatr/jsonpath
// good old switch faster here than hash set
match ch {
'$' => true,
'@' => true,
'[' => true,
']' => true,
'(' => true,
')' => true,
':' => true,
'?' => true,
'.' => true,
'*' => true,
',' => true,
'"' => true,
'\'' => true,
ch => is_aqua_alphanumeric(ch),
}
}