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books wat u know about them

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This commit is contained in:
Mark McGranaghan 2012-10-01 14:23:05 -07:00
parent f035a0f30f
commit 2a9b41f6a9
3 changed files with 99 additions and 78 deletions
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64
tool/generate.go
View File

@ -17,7 +17,15 @@ func check(err error) {
} }
} }
func pipe(bin string, arg []string, src string) string { func whichRenderers() (string, string) {
markdownPath, err := exec.LookPath("markdown")
check(err)
pygmentizePath, err := exec.LookPath("pygmentize")
check(err)
return markdownPath, pygmentizePath
}
func render(bin string, arg []string, src string) string {
cmd := exec.Command(bin, arg...) cmd := exec.Command(bin, arg...)
in, _ := cmd.StdinPipe() in, _ := cmd.StdinPipe()
out, _ := cmd.StdoutPipe() out, _ := cmd.StdoutPipe()
@ -36,6 +44,16 @@ func readLines(path string) []string {
return strings.Split(string(srcBytes), "\n") return strings.Split(string(srcBytes), "\n")
} }
func whichLexer(path string) string {
if strings.HasSuffix(path, ".go") {
return "go"
} else if strings.HasSuffix(path, ".sh") {
return "console"
}
panic("No lexer for " + path)
return ""
}
var docsPat = regexp.MustCompile("^\\s*(\\/\\/|#)\\s") var docsPat = regexp.MustCompile("^\\s*(\\/\\/|#)\\s")
var headerPat = regexp.MustCompile("^\\s*(\\/\\/|#)\\s#+\\s") var headerPat = regexp.MustCompile("^\\s*(\\/\\/|#)\\s#+\\s")
@ -44,17 +62,28 @@ type seg struct {
} }
func main() { func main() {
if len(os.Args) != 2 { if len(os.Args) <= 1 {
fmt.Fprintln(os.Stderr, "usage: tool/generate input.go > output.html") fmt.Fprintln(os.Stderr, "usage: tool/generate *.{go,sh} > output.html")
os.Exit(1) os.Exit(1)
} }
sourcePath := os.Args[1]
markdownPath, err := exec.LookPath("markdown") markdownPath, pygmentizePath := whichRenderers()
check(err)
pygmentizePath, err := exec.LookPath("pygmentize")
check(err)
fmt.Print(`<!DOCTYPE html>
<html>
<head>
<meta http-eqiv="content-type" content="text/html;charset=utf-8">
<title>Go by Example</title>
<link rel=stylesheet href="../style/book.css">
</head>
<body>
<div id="container">
<div id="background"></div>
<table cellspacing="0" cellpadding="0">
<tbody>`)
for _, sourcePath := range os.Args[1:] {
lexer := whichLexer(sourcePath)
lines := readLines(sourcePath) lines := readLines(sourcePath)
segs := []*seg{} segs := []*seg{}
@ -98,29 +127,17 @@ func main() {
lastSeen = "code" lastSeen = "code"
} }
} }
segs = append(segs, &seg{code: "", docs: ""})
for _, seg := range segs { for _, seg := range segs {
if seg.docs != "" { if seg.docs != "" {
seg.docsRendered = pipe(markdownPath, []string{}, seg.docs) seg.docsRendered = render(markdownPath, []string{}, seg.docs)
} }
if seg.code != "" { if seg.code != "" {
seg.codeRendered = pipe(pygmentizePath, []string{"-l", "go", "-f", "html"}, seg.code+" ") seg.codeRendered = render(pygmentizePath, []string{"-l", lexer, "-f", "html"}, seg.code+" ")
} }
} }
fmt.Print(`<!DOCTYPE html>
<html>
<head>
<meta http-eqiv="content-type" content="text/html;charset=utf-8">
<title>Go by Example</title>
<link rel=stylesheet href="../style/book.css">
</head>
<body>
<div id="container">
<div id="background"></div>
<table cellspacing="0" cellpadding="0">
<tbody>`)
for _, seg := range segs { for _, seg := range segs {
codeClasses := "code" codeClasses := "code"
if seg.code == "" { if seg.code == "" {
@ -132,6 +149,7 @@ func main() {
<td class="%s">%s</td> <td class="%s">%s</td>
</tr>`, seg.docsRendered, codeClasses, seg.codeRendered) </tr>`, seg.docsRendered, codeClasses, seg.codeRendered)
} }
}
fmt.Print(`</tbody></table></div></body></html>`) fmt.Print(`</tbody></table></div></body></html>`)
} }

5
tool/gofmt
View File

@ -1,3 +1,6 @@
#!/bin/bash #!/bin/bash
ls src/*/*.go | xargs -n 1 gofmt -tabs=false -tabwidth=4 -w=true set -e
set -o pipefail
ls tool/*.go src/*/*.go | xargs -n 1 gofmt -tabs=false -tabwidth=4 -w=true