vendor/github.com/hashicorp/hil/parser/error.go

   1 package parser
   2
   3 import (
   4         "fmt"
   5
   6         "github.com/hashicorp/hil/ast"
   7         "github.com/hashicorp/hil/scanner"
   8 )
   9
  10 type ParseError struct {
  11         Message string
  12         Pos     ast.Pos
  13 }
  14
  15 func Errorf(pos ast.Pos, format string, args ...interface{}) error {
  16         return &ParseError{
  17                 Message: fmt.Sprintf(format, args...),
  18                 Pos:     pos,
  19         }
  20 }
  21
  22 // TokenErrorf is a convenient wrapper around Errorf that uses the
  23 // position of the given token.
  24 func TokenErrorf(token *scanner.Token, format string, args ...interface{}) error {
  25         return Errorf(token.Pos, format, args...)
  26 }
  27
  28 func ExpectationError(wanted string, got *scanner.Token) error {
  29         return TokenErrorf(got, "expected %s but found %s", wanted, got)
  30 }
  31
  32 func (e *ParseError) Error() string {
  33         return fmt.Sprintf("parse error at %s: %s", e.Pos, e.Message)
  34 }
  35
  36 func (e *ParseError) String() string {
  37         return e.Error()
  38 }