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package parser
import (
"fmt"
"github.com/hashicorp/hil/ast"
"github.com/hashicorp/hil/scanner"
)
type ParseError struct {
Message string
Pos ast.Pos
}
func Errorf(pos ast.Pos, format string, args ...interface{}) error {
return &ParseError{
Message: fmt.Sprintf(format, args...),
Pos: pos,
}
}
// TokenErrorf is a convenient wrapper around Errorf that uses the
// position of the given token.
func TokenErrorf(token *scanner.Token, format string, args ...interface{}) error {
return Errorf(token.Pos, format, args...)
}
func ExpectationError(wanted string, got *scanner.Token) error {
return TokenErrorf(got, "expected %s but found %s", wanted, got)
}
func (e *ParseError) Error() string {
return fmt.Sprintf("parse error at %s: %s", e.Pos, e.Message)
}
func (e *ParseError) String() string {
return e.Error()
}
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