e970264f00
Call 'go generate ./commands' to create string entries from .ronns which the cobra command can then use (added to the build scripts)
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
package main
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import (
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"bufio"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"regexp"
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"strings"
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)
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// Reads all .ronn files & and converts them to string literals
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// triggered by "go generate" comment
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// Literals are inserted into a map using an init function, this means
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// that there are no compilation errors if 'go generate' hasn't been run, just
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// blank man files.
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func main() {
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fmt.Fprintf(os.Stderr, "Converting man pages into code...\n")
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mandir := "../docs/man"
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fs, err := ioutil.ReadDir(mandir)
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if err != nil {
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fmt.Fprintf(os.Stderr, "Failed to open man dir: %v\n", err)
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os.Exit(2)
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}
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out, err := os.Create("../commands/mancontent_gen.go")
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if err != nil {
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fmt.Fprintf(os.Stderr, "Failed to create go file: %v\n", err)
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os.Exit(2)
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}
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out.WriteString("package commands\n\nfunc init() {\n")
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out.WriteString("// THIS FILE IS GENERATED, DO NOT EDIT\n")
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out.WriteString("// Use 'go generate ./commands' to update\n")
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r := regexp.MustCompile(`git-lfs(?:-([A-Za-z\-]+))?.\d.ronn`)
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count := 0
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for _, f := range fs {
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if match := r.FindStringSubmatch(f.Name()); match != nil {
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fmt.Fprintf(os.Stderr, "%v\n", f.Name())
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cmd := match[1]
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if len(cmd) == 0 {
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// This is git-lfs.1.ronn
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cmd = "git-lfs"
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}
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out.WriteString("ManPages[\"" + cmd + "\"] = `")
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contentf, err := os.Open(filepath.Join(mandir, f.Name()))
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if err != nil {
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fmt.Fprintf(os.Stderr, "Failed to open %v: %v\n", f.Name(), err)
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os.Exit(2)
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}
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// Process the ronn to make it nicer as help text
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scanner := bufio.NewScanner(contentf)
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for scanner.Scan() {
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line := strings.TrimSpace(scanner.Text())
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// Remove backticks since it won't format & that's delimiting the string
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line = strings.Replace(line, "`", "", -1)
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// Maybe more e.g. ## ?
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out.WriteString(line + "\n")
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}
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out.WriteString("`\n")
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contentf.Close()
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count++
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}
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}
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out.WriteString("}\n")
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fmt.Fprintf(os.Stderr, "Successfully processed %d man pages.\n", count)
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}
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