parser: Add some context to front matter parse error - hugo - [fork] hugo port for 9front
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---
(DIR) commit 159bed34c3a850d58d08a36ddc40372ed96af2db
(DIR) parent 5cc944ffd77289ab0b8efd69d628fb11d1280993
(HTM) Author: Bjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>
Date: Tue, 17 Apr 2018 10:20:16 +0200
parser: Add some context to front matter parse error
Fixes #4638
Diffstat:
M parser/page.go | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
---
(DIR) diff --git a/parser/page.go b/parser/page.go
@@ -308,7 +308,7 @@ func extractFrontMatterDelims(r *bufio.Reader, left, right []byte) (fm []byte, e
// pre-reads beginning delimiter length - 1 bytes from Reader
for i := 0; i < len(left)-1; i++ {
if c, err = r.ReadByte(); err != nil {
- return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s", buf.Len(), err)
+ return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s\n%.100s...", buf.Len(), err, buf.String())
}
if err = buf.WriteByte(c); err != nil {
return nil, err
@@ -323,7 +323,7 @@ func extractFrontMatterDelims(r *bufio.Reader, left, right []byte) (fm []byte, e
// is expected that the delimiter only contains one character.
for {
if c, err = r.ReadByte(); err != nil {
- return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s", buf.Len(), err)
+ return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s\n%.100s...", buf.Len(), err, buf.String())
}
if err = buf.WriteByte(c); err != nil {
return nil, err
@@ -344,7 +344,7 @@ func extractFrontMatterDelims(r *bufio.Reader, left, right []byte) (fm []byte, e
if err != nil {
// It is ok that the end delimiter ends with EOF
if err != io.EOF || level != 1 {
- return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s", buf.Len(), err)
+ return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s\n%.100s...", buf.Len(), err, buf.String())
}
} else {
switch c {
@@ -358,7 +358,7 @@ func extractFrontMatterDelims(r *bufio.Reader, left, right []byte) (fm []byte, e
return nil, err
}
if c, err = r.ReadByte(); err != nil {
- return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s", buf.Len(), err)
+ return nil, fmt.Errorf("unable to read frontmatter at filepos %d: %s\n%.100s...", buf.Len(), err, buf.String())
}
if c != '\n' {
return nil, fmt.Errorf("frontmatter delimiter must be followed by CR+LF or LF but those can't be found at filepos %d", buf.Len())