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package libsass
import (
"encoding/json"
"fmt"
)
// SassError represents an error object returned from Sass. SassError
// stores useful information for bubbling up libsass errors.
type SassError struct {
Status, Line, Column int
File, Message string
}
// ProcessSassError reads the original libsass error and creates helpful debuggin
// information for debuggin that error.
func (ctx *compctx) ProcessSassError(bs []byte) error {
if len(bs) == 0 {
return nil
}
err := json.Unmarshal(bs, &ctx.err)
if err != nil {
return err
}
errors := ctx.err
ctx.errorString = fmt.Sprintf("Error > %s:%d\n%s",
errors.File, errors.Line, errors.Message)
return nil
}
func (ctx *compctx) Error() string {
return ctx.errorString
}
// Reset returns removes all error state information.
func (ctx *compctx) Reset() {
ctx.errorString = ""
}
// ErrorLine attempts to resolve the file associated with
// a stdin:#
func (ctx *compctx) ErrorLine() int {
var n int
fmt.Sscanf(ctx.Error(), "Error > stdin:%d", &n)
return n
}
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