mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-08-26 22:47:51 +02:00
* Use vendored go-swagger * vendor go-swagger * revert un wanteed change * remove un-needed GO111MODULE * Update Makefile Co-Authored-By: techknowlogick <matti@mdranta.net>
95 lines
1.9 KiB
Go
95 lines
1.9 KiB
Go
// Copyright 2018 Frank Schroeder. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package properties
|
|
|
|
import (
|
|
"fmt"
|
|
"runtime"
|
|
)
|
|
|
|
type parser struct {
|
|
lex *lexer
|
|
}
|
|
|
|
func parse(input string) (properties *Properties, err error) {
|
|
p := &parser{lex: lex(input)}
|
|
defer p.recover(&err)
|
|
|
|
properties = NewProperties()
|
|
key := ""
|
|
comments := []string{}
|
|
|
|
for {
|
|
token := p.expectOneOf(itemComment, itemKey, itemEOF)
|
|
switch token.typ {
|
|
case itemEOF:
|
|
goto done
|
|
case itemComment:
|
|
comments = append(comments, token.val)
|
|
continue
|
|
case itemKey:
|
|
key = token.val
|
|
if _, ok := properties.m[key]; !ok {
|
|
properties.k = append(properties.k, key)
|
|
}
|
|
}
|
|
|
|
token = p.expectOneOf(itemValue, itemEOF)
|
|
if len(comments) > 0 {
|
|
properties.c[key] = comments
|
|
comments = []string{}
|
|
}
|
|
switch token.typ {
|
|
case itemEOF:
|
|
properties.m[key] = ""
|
|
goto done
|
|
case itemValue:
|
|
properties.m[key] = token.val
|
|
}
|
|
}
|
|
|
|
done:
|
|
return properties, nil
|
|
}
|
|
|
|
func (p *parser) errorf(format string, args ...interface{}) {
|
|
format = fmt.Sprintf("properties: Line %d: %s", p.lex.lineNumber(), format)
|
|
panic(fmt.Errorf(format, args...))
|
|
}
|
|
|
|
func (p *parser) expect(expected itemType) (token item) {
|
|
token = p.lex.nextItem()
|
|
if token.typ != expected {
|
|
p.unexpected(token)
|
|
}
|
|
return token
|
|
}
|
|
|
|
func (p *parser) expectOneOf(expected ...itemType) (token item) {
|
|
token = p.lex.nextItem()
|
|
for _, v := range expected {
|
|
if token.typ == v {
|
|
return token
|
|
}
|
|
}
|
|
p.unexpected(token)
|
|
panic("unexpected token")
|
|
}
|
|
|
|
func (p *parser) unexpected(token item) {
|
|
p.errorf(token.String())
|
|
}
|
|
|
|
// recover is the handler that turns panics into returns from the top level of Parse.
|
|
func (p *parser) recover(errp *error) {
|
|
e := recover()
|
|
if e != nil {
|
|
if _, ok := e.(runtime.Error); ok {
|
|
panic(e)
|
|
}
|
|
*errp = e.(error)
|
|
}
|
|
return
|
|
}
|