YAML file: MultipleDocsWithMappings.yml
  YAML document
    YAML mapping
      YAML key value
        PsiElement(scalar key)('spring')
        PsiElement(:)(':')
        PsiElement(Eol)('\n')
        PsiElement(indent)('  ')
        YAML mapping
          YAML key value
            PsiElement(scalar key)('application')
            PsiElement(:)(':')
            PsiElement(Eol)('\n')
            PsiElement(indent)('    ')
            YAML mapping
              YAML key value
                PsiElement(scalar key)('name')
                PsiElement(:)(':')
                PsiWhiteSpace(' ')
                YAML plain scalar text
                  PsiElement(text)('bar')
  PsiElement(Eol)('\n')
  YAML document
    PsiElement(---)('---')
    PsiElement(Eol)('\n')
    YAML mapping
      YAML key value
        PsiElement(scalar key)('spring')
        PsiElement(:)(':')
        PsiElement(Eol)('\n')
        PsiElement(indent)('  ')
        YAML mapping
          YAML key value
            PsiElement(scalar key)('application')
            PsiElement(:)(':')
            PsiElement(Eol)('\n')
            PsiElement(indent)('    ')
            YAML mapping
              YAML key value
                PsiElement(scalar key)('name')
                PsiElement(:)(':')
                PsiWhiteSpace(' ')
                YAML plain scalar text
                  PsiElement(text)('bar')