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108 lines
1.7 KiB
108 lines
1.7 KiB
package toml
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import (
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"github.com/pelletier/go-toml/v2/internal/ast"
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"github.com/pelletier/go-toml/v2/internal/danger"
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"github.com/pelletier/go-toml/v2/internal/tracker"
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)
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type strict struct {
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Enabled bool
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// Tracks the current key being processed.
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key tracker.KeyTracker
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missing []decodeError
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}
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func (s *strict) EnterTable(node *ast.Node) {
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if !s.Enabled {
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return
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}
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s.key.UpdateTable(node)
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}
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func (s *strict) EnterArrayTable(node *ast.Node) {
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if !s.Enabled {
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return
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}
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s.key.UpdateArrayTable(node)
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}
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func (s *strict) EnterKeyValue(node *ast.Node) {
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if !s.Enabled {
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return
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}
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s.key.Push(node)
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}
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func (s *strict) ExitKeyValue(node *ast.Node) {
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if !s.Enabled {
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return
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}
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s.key.Pop(node)
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}
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func (s *strict) MissingTable(node *ast.Node) {
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if !s.Enabled {
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return
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}
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s.missing = append(s.missing, decodeError{
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highlight: keyLocation(node),
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message: "missing table",
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key: s.key.Key(),
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})
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}
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func (s *strict) MissingField(node *ast.Node) {
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if !s.Enabled {
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return
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}
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s.missing = append(s.missing, decodeError{
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highlight: keyLocation(node),
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message: "missing field",
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key: s.key.Key(),
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})
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}
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func (s *strict) Error(doc []byte) error {
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if !s.Enabled || len(s.missing) == 0 {
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return nil
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}
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err := &StrictMissingError{
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Errors: make([]DecodeError, 0, len(s.missing)),
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}
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for _, derr := range s.missing {
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derr := derr
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err.Errors = append(err.Errors, *wrapDecodeError(doc, &derr))
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}
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return err
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}
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func keyLocation(node *ast.Node) []byte {
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k := node.Key()
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hasOne := k.Next()
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if !hasOne {
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panic("should not be called with empty key")
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}
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start := k.Node().Data
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end := k.Node().Data
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for k.Next() {
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end = k.Node().Data
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}
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return danger.BytesRange(start, end)
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}
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