74 lines
2.4 KiB
Go
74 lines
2.4 KiB
Go
/*
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* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package main
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import (
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"flag"
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"github.com/russross/blackfriday"
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)
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func usage() {
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fmt.Fprintf(os.Stderr, "Usage: %s [options] input output\n", os.Args[0])
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fmt.Fprintf(os.Stderr, "http://foosoft.net/projects/vimdown/\n\n")
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fmt.Fprintf(os.Stderr, "Parameters:\n")
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flag.PrintDefaults()
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}
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func main() {
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cols := flag.Int("cols", 80, "number of columns to use for alignment and rules")
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tabs := flag.Int("tabs", 4, "size of the tab to use specified as number of spaces")
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desc := flag.String("desc", "", "short description of extension")
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flag.Usage = usage
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flag.Parse()
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args := flag.Args()
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if len(args) < 2 {
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flag.Usage()
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os.Exit(-1)
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}
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input, err := ioutil.ReadFile(args[0])
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if err != nil {
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log.Fatalf("error: unable to read from file %s", args[0])
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}
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renderer := VimDocRenderer(args[1], *desc, *cols, *tabs)
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extensions := blackfriday.EXTENSION_FENCED_CODE | blackfriday.EXTENSION_NO_INTRA_EMPHASIS | blackfriday.EXTENSION_SPACE_HEADERS
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output := blackfriday.Markdown(input, renderer, extensions)
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file, err := os.Create(args[1])
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if err != nil {
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log.Fatalf("error: unable to write to file %s", args[1])
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}
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defer file.Close()
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if _, err := file.Write(output); err != nil {
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log.Fatal("error: unable to write output")
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}
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}
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