/
config.go
214 lines (185 loc) · 4.6 KB
/
config.go
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// https://github.com/Joker/jade/blob/master/cmd/jade/config.go
package jadecmd
import (
"bytes"
"io"
"log"
"strings"
"text/template"
"github.com/Joker/jade"
)
const (
file_bgn = `// Code generated by "jade.go"; DO NOT EDIT.
package {{.Package}}
import (
{{- range .Import}}
{{.}}
{{- end}}
)
{{- range .Def}}
{{.}}
{{- end}}
{{.Func}} {
{{.Before}}
`
file_end = `
{{.After}}
}
`
)
var golang = jade.ReplaseTokens{
GolangMode: true,
TagBgn: "\nbuffer.WriteString(`<%s%s>`)",
TagEnd: "\nbuffer.WriteString(`</%s>`)",
TagVoid: "\nbuffer.WriteString(`<%s%s/>`)",
TagArgEsc: " buffer.WriteString(` %s=\"`)\n var esc%d = %s\n buffer.WriteString(`\"`);",
TagArgUne: " buffer.WriteString(` %s=\"`)\n var unesc%d = %s\n buffer.WriteString(`\"`);",
TagArgStr: " buffer.WriteString(` %s=\"%s\"`);",
TagArgAdd: `%s + " " + %s`,
TagArgBgn: "`);",
TagArgEnd: "buffer.WriteString(`",
CondIf: "\nif %s {",
CondUnless: "\nif !%s {",
CondCase: "\nswitch %s {",
CondWhile: "\nfor %s {",
CondFor: "\nfor %s, %s := range %s {",
CondEnd: "\n}",
CondForIf: "\nif len(%s) > 0 { for %s, %s := range %s {",
CodeForElse: "\n}\n} else {",
CodeLongcode: "\n%s",
CodeBuffered: "\n var esc%d = %s",
CodeUnescaped: "\n var unesc%d = %s",
CodeElse: "\n} else {",
CodeElseIf: "\n} else if %s {",
CodeCaseWhen: "\ncase %s:",
CodeCaseDef: "\ndefault:",
CodeMixBlock: "\nbuffer.Write(block)",
TextStr: "\nbuffer.WriteString(`%s`)",
TextComment: "\nbuffer.WriteString(`<!-- %s -->`)",
MixinBgn: "\n{ %s",
MixinEnd: "}\n",
MixinVarBgn: "\nvar (",
MixinVar: "\n%s = %s",
MixinVarRest: "\n%s = %#v",
MixinVarEnd: "\n)\n",
MixinVarBlockBgn: "var block []byte\n{\nbuffer := new(bytes.Buffer)",
MixinVarBlock: "var block []byte",
MixinVarBlockEnd: "\nblock = buffer.Bytes()\n}\n",
}
type layout struct {
Package string
Import []string
Def []string
Bbuf string
Func string
Before string
After string
}
func (data *layout) writeBefore(wr io.Writer) {
t := template.Must(template.New("file_bgn").Parse(file_bgn))
err := t.Execute(wr, data)
if err != nil {
log.Fatalln("executing template: ", err)
}
}
func (data *layout) writeAfter(wr *bytes.Buffer) {
t := template.Must(template.New("file_end").Parse(file_end))
err := t.Execute(wr, struct{ After string }{data.After})
if err != nil {
log.Fatalln("executing template: ", err)
}
}
func newLayout(constName string) layout {
var tpl layout
tpl.Package = pkg_name
tpl.Import = []string{
`"bytes"`,
`"io"`,
`"fmt"`,
`"html"`,
`"strconv"`,
`"github.com/Joker/hpp"`,
`pool "github.com/valyala/bytebufferpool"`,
}
if !inline {
tpl.Def = []string{"const ()"}
}
if writer {
/** Tetua: Disable jade cmd io.Writer paramerter
tpl.Bbuf = "wr io.Writer"
tpl.Before = "buffer := &WriterAsBuffer{wr}"
End disable jade cmd io.Writer paramerter */
/** Tetua: Create default buffer */
tpl.Bbuf = ""
tpl.Before = "return func(meta *entities.Meta, wr *bufio.Writer) {\n"
tpl.Before += "buffer := &WriterAsBuffer{wr}"
/** Tetua: End create default buffer */
} else if stdbuf {
tpl.Bbuf = "buffer *bytes.Buffer"
} else {
tpl.Bbuf = "buffer *pool.ByteBuffer"
}
if format {
tpl.Before = `
r, w := io.Pipe()
go func() {
buffer := &WriterAsBuffer{w}`
if writer {
tpl.After = `
w.Close()
}()
hpp.Format(r,wr)`
} else {
tpl.After = `
w.Close()
}()
hpp.Format(r,buffer)`
}
}
/** Tetua: Return io.Writer */
tpl.After += "}"
/** Tetua: End return io.Writer */
//
goFilter := jade.UseGoFilter()
if goFilter.Name != "" {
tpl.Func = "func " + goFilter.Name
goFilter.Name = ""
} else {
tpl.Func = `func Jade_` + constName
}
if goFilter.Args != "" {
args := strings.Split(goFilter.Args, ",")
buffer := true
for k, v := range args {
args[k] = strings.Trim(v, " \t\n")
if strings.HasPrefix(args[k], "buffer ") {
args[k] = tpl.Bbuf
buffer = false
}
}
if buffer {
args = append(args, tpl.Bbuf)
}
tpl.Func += "(" + strings.Join(args, ",") + ")"
goFilter.Args = ""
} else {
tpl.Func += `(` + tpl.Bbuf + `) `
}
/** Tetua: Create jade render return type */
tpl.Func += " func(meta *entities.Meta, wr *bufio.Writer)"
/** Tetua: End create jade render return type */
if goFilter.Import != "" {
imp := strings.Split(goFilter.Import, "\n")
for k, v := range imp {
str := strings.Trim(v, " \t")
if v[len(v)-1:] != `"` { // lastChar != `"`
imp[k] = `"` + str + `"`
} else {
imp[k] = str
}
}
tpl.Import = append(tpl.Import, imp...)
goFilter.Import = ""
}
return tpl
}