forked from kubewharf/katalyst-core
50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
/*
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Copyright 2022 The Katalyst Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package syntax
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import (
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"regexp"
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"strconv"
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"github.com/pkg/errors"
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)
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// ExtractIntValue extract int value from a string according regexp.
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func ExtractIntValue(s string, r *regexp.Regexp) (bool, int, error) {
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matches := r.FindSubmatch([]byte(s))
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if len(matches) == 2 {
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val, err := strconv.ParseInt(string(matches[1]), 10, 32)
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if err != nil {
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return false, -1, errors.Wrap(err, "parse int failed")
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}
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return true, int(val), nil
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}
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return false, -1, nil
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}
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// ExtractStringValue extract string value from a string according regexp.
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func ExtractStringValue(s string, r *regexp.Regexp) (bool, string, error) {
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matches := r.FindSubmatch([]byte(s))
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if len(matches) == 2 {
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return true, string(matches[1]), nil
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}
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return false, "", nil
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}
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