ref: fcaa324e3c1eda45f6b3ea430fcd2c117e847ac1
dir: /common/herrors/line_number_extractors.go/
// Copyright 2018 The Hugo Authors. All rights reserved. // // 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. package herrors import ( "regexp" "strconv" ) var lineNumberExtractors = []lineNumberExtractor{ // Template/shortcode parse errors newLineNumberErrHandlerFromRegexp(".*:(\\d+):(\\d*):"), newLineNumberErrHandlerFromRegexp(".*:(\\d+):"), // TOML parse errors newLineNumberErrHandlerFromRegexp(".*Near line (\\d+)(\\s.*)"), // YAML parse errors newLineNumberErrHandlerFromRegexp("line (\\d+):"), // i18n bundle errors newLineNumberErrHandlerFromRegexp("\\((\\d+),\\s(\\d*)"), } type lineNumberExtractor func(e error) (int, int) func newLineNumberErrHandlerFromRegexp(expression string) lineNumberExtractor { re := regexp.MustCompile(expression) return extractLineNo(re) } func extractLineNo(re *regexp.Regexp) lineNumberExtractor { return func(e error) (int, int) { if e == nil { panic("no error") } col := 1 s := e.Error() m := re.FindStringSubmatch(s) if len(m) >= 2 { lno, _ := strconv.Atoi(m[1]) if len(m) > 2 { col, _ = strconv.Atoi(m[2]) } if col <= 0 { col = 1 } return lno, col } return -1, col } }