Enspace trailing backslash for convenience

diff --git a/README b/README
index 5ed591aab4362102572d4d52d8d8a419c4432e3f..719e1549487ac45a166dee0070a432e9fd9deabf 100644 (file)
--- a/README
+++ b/README
@@ -9,6 +9,6 @@ an example usage.
 
 Limitations:
 * leading spaces in the first line of the value are ignored
-* trailing backslash at the end of lines is cut
+* trailing backslash at the end of lines is followed by space
 
 It is free software: see the file COPYING for copying conditions.

diff --git a/w.go b/w.go
index 32ee966c1e22e14454866f5366c08ff3ac304d25..2bd06df5a06fc5bde056b21f9fad48441287242a 100644 (file)
--- a/w.go
+++ b/w.go
@@ -26,19 +26,22 @@ type Writer struct {
        w io.StringWriter
 }
 
-func NewWriter(w io.StringWriter) *Writer {
-       return &Writer{w}
-}
+func NewWriter(w io.StringWriter) *Writer { return &Writer{w} }
+
+func (w *Writer) RecordStart() (written int, err error) { return w.w.WriteString("\n") }
 
-func (w *Writer) RecordStart() (written int, err error) {
-       return w.w.WriteString("\n")
+func backslashSpace(s string) string {
+       if strings.HasSuffix(s, "\\") {
+               return s + " "
+       }
+       return s
 }
 
 func (w *Writer) WriteFields(fs ...Field) (written int, err error) {
        var n int
        for _, f := range fs {
                n, err = w.w.WriteString(
-                       f.Name + ": " + strings.TrimRight(strings.TrimLeft(f.Value, " "), "\\") + "\n",
+                       f.Name + ": " + backslashSpace(strings.TrimLeft(f.Value, " ")) + "\n",
                )
                written += n
                if err != nil {
@@ -51,14 +54,14 @@ func (w *Writer) WriteFields(fs ...Field) (written int, err error) {
 func (w *Writer) WriteFieldMultiline(name string, lines []string) (written int, err error) {
        var n int
        n, err = w.w.WriteString(
-               name + ": " + strings.TrimRight(strings.TrimLeft(lines[0], " "), "\\") + "\n",
+               name + ": " + backslashSpace(strings.TrimLeft(lines[0], " ")) + "\n",
        )
        written += n
        if err != nil {
                return
        }
        for _, l := range lines[1:] {
-               n, err = w.w.WriteString("+ " + strings.TrimRight(l, "\\") + "\n")
+               n, err = w.w.WriteString("+ " + backslashSpace(l) + "\n")
                written += n
                if err != nil {
                        return