Fix multiline + non-primitive commenting (#336)

Fixes #216
This commit is contained in:
Allen
2020-03-17 10:51:47 +08:00
committed by GitHub
parent ad60b7e437
commit a12e102214
5 changed files with 247 additions and 30 deletions
+27 -21
View File
@@ -28,9 +28,10 @@ type sortNode struct {
// Encodes a string to a TOML-compliant multi-line string value
// This function is a clone of the existing encodeTomlString function, except that whitespace characters
// are preserved. Quotation marks and backslashes are also not escaped.
func encodeMultilineTomlString(value string) string {
func encodeMultilineTomlString(value string, commented string) string {
var b bytes.Buffer
b.WriteString(commented)
for _, rr := range value {
switch rr {
case '\b':
@@ -38,7 +39,7 @@ func encodeMultilineTomlString(value string) string {
case '\t':
b.WriteString("\t")
case '\n':
b.WriteString("\n")
b.WriteString("\n" + commented)
case '\f':
b.WriteString(`\f`)
case '\r':
@@ -91,7 +92,7 @@ func encodeTomlString(value string) string {
return b.String()
}
func tomlValueStringRepresentation(v interface{}, indent string, arraysOneElementPerLine bool) (string, error) {
func tomlValueStringRepresentation(v interface{}, commented string, indent string, arraysOneElementPerLine bool) (string, error) {
// this interface check is added to dereference the change made in the writeTo function.
// That change was made to allow this function to see formatting options.
tv, ok := v.(*tomlValue)
@@ -123,12 +124,12 @@ func tomlValueStringRepresentation(v interface{}, indent string, arraysOneElemen
return strings.ToLower(strconv.FormatFloat(value, 'f', -1, bits)), nil
case string:
if tv.multiline {
return "\"\"\"\n" + encodeMultilineTomlString(value) + "\"\"\"", nil
return "\"\"\"\n" + encodeMultilineTomlString(value, commented) + "\"\"\"", nil
}
return "\"" + encodeTomlString(value) + "\"", nil
case []byte:
b, _ := v.([]byte)
return tomlValueStringRepresentation(string(b), indent, arraysOneElementPerLine)
return tomlValueStringRepresentation(string(b), commented, indent, arraysOneElementPerLine)
case bool:
if value {
return "true", nil
@@ -152,7 +153,7 @@ func tomlValueStringRepresentation(v interface{}, indent string, arraysOneElemen
var values []string
for i := 0; i < rv.Len(); i++ {
item := rv.Index(i).Interface()
itemRepr, err := tomlValueStringRepresentation(item, indent, arraysOneElementPerLine)
itemRepr, err := tomlValueStringRepresentation(item, commented, indent, arraysOneElementPerLine)
if err != nil {
return "", err
}
@@ -166,12 +167,12 @@ func tomlValueStringRepresentation(v interface{}, indent string, arraysOneElemen
for _, value := range values {
stringBuffer.WriteString(valueIndent)
stringBuffer.WriteString(value)
stringBuffer.WriteString(commented + value)
stringBuffer.WriteString(`,`)
stringBuffer.WriteString("\n")
}
stringBuffer.WriteString(indent + "]")
stringBuffer.WriteString(indent + commented + "]")
return stringBuffer.String(), nil
}
@@ -270,10 +271,10 @@ func sortAlphabetical(t *Tree) (vals []sortNode) {
}
func (t *Tree) writeTo(w io.Writer, indent, keyspace string, bytesCount int64, arraysOneElementPerLine bool) (int64, error) {
return t.writeToOrdered(w, indent, keyspace, bytesCount, arraysOneElementPerLine, OrderAlphabetical)
return t.writeToOrdered(w, indent, keyspace, bytesCount, arraysOneElementPerLine, OrderAlphabetical, false)
}
func (t *Tree) writeToOrdered(w io.Writer, indent, keyspace string, bytesCount int64, arraysOneElementPerLine bool, ord marshalOrder) (int64, error) {
func (t *Tree) writeToOrdered(w io.Writer, indent, keyspace string, bytesCount int64, arraysOneElementPerLine bool, ord marshalOrder, parentCommented bool) (int64, error) {
var orderedVals []sortNode
switch ord {
@@ -293,10 +294,6 @@ func (t *Tree) writeToOrdered(w io.Writer, indent, keyspace string, bytesCount i
if keyspace != "" {
combinedKey = keyspace + "." + combinedKey
}
var commented string
if t.commented {
commented = "# "
}
switch node := v.(type) {
// node has to be of those two types given how keys are sorted above
@@ -317,24 +314,33 @@ func (t *Tree) writeToOrdered(w io.Writer, indent, keyspace string, bytesCount i
return bytesCount, errc
}
}
var commented string
if parentCommented || t.commented || tv.commented {
commented = "# "
}
writtenBytesCount, err := writeStrings(w, "\n", indent, commented, "[", combinedKey, "]\n")
bytesCount += int64(writtenBytesCount)
if err != nil {
return bytesCount, err
}
bytesCount, err = node.writeToOrdered(w, indent+" ", combinedKey, bytesCount, arraysOneElementPerLine, ord)
bytesCount, err = node.writeToOrdered(w, indent+" ", combinedKey, bytesCount, arraysOneElementPerLine, ord, parentCommented || t.commented || tv.commented)
if err != nil {
return bytesCount, err
}
case []*Tree:
for _, subTree := range node {
var commented string
if parentCommented || t.commented || subTree.commented {
commented = "# "
}
writtenBytesCount, err := writeStrings(w, "\n", indent, commented, "[[", combinedKey, "]]\n")
bytesCount += int64(writtenBytesCount)
if err != nil {
return bytesCount, err
}
bytesCount, err = subTree.writeToOrdered(w, indent+" ", combinedKey, bytesCount, arraysOneElementPerLine, ord)
bytesCount, err = subTree.writeToOrdered(w, indent+" ", combinedKey, bytesCount, arraysOneElementPerLine, ord, parentCommented || t.commented || subTree.commented)
if err != nil {
return bytesCount, err
}
@@ -347,7 +353,11 @@ func (t *Tree) writeToOrdered(w io.Writer, indent, keyspace string, bytesCount i
return bytesCount, fmt.Errorf("invalid value type at %s: %T", k, t.values[k])
}
repr, err := tomlValueStringRepresentation(v, indent, arraysOneElementPerLine)
var commented string
if parentCommented || t.commented || v.commented {
commented = "# "
}
repr, err := tomlValueStringRepresentation(v, commented, indent, arraysOneElementPerLine)
if err != nil {
return bytesCount, err
}
@@ -365,10 +375,6 @@ func (t *Tree) writeToOrdered(w io.Writer, indent, keyspace string, bytesCount i
}
}
var commented string
if v.commented {
commented = "# "
}
quotedKey := quoteKeyIfNeeded(k)
writtenBytesCount, err := writeStrings(w, indent, commented, quotedKey, " = ", repr, "\n")
bytesCount += int64(writtenBytesCount)