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Log STDERR of external renderer when it fails (#22442) (#22444)

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Backport #22442.
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Jonathan Tran 2023-01-14 18:14:27 -05:00 committed by GitHub
parent 265d438a6e
commit 7b60d47c3c
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 1 deletions
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5
modules/markup/external/external.go vendored
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@ -5,6 +5,7 @@
package external package external
import ( import (
"bytes"
"fmt" "fmt"
"io" "io"
"os" "os"
@ -133,11 +134,13 @@ func (p *Renderer) Render(ctx *markup.RenderContext, input io.Reader, output io.
if !p.IsInputFile { if !p.IsInputFile {
cmd.Stdin = input cmd.Stdin = input
} }
var stderr bytes.Buffer
cmd.Stdout = output cmd.Stdout = output
cmd.Stderr = &stderr
process.SetSysProcAttribute(cmd) process.SetSysProcAttribute(cmd)
if err := cmd.Run(); err != nil { if err := cmd.Run(); err != nil {
return fmt.Errorf("%s render run command %s %v failed: %w", p.Name(), commands[0], args, err) return fmt.Errorf("%s render run command %s %v failed: %w\nStderr: %s", p.Name(), commands[0], args, err, stderr.String())
} }
return nil return nil
} }