Intent of yaml.ts ×3

All 9 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 9 tests
- base/ 9 tests
  - test/ 9 tests
    
    common/ 9 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Error handling wrong indentation emits error but still parses|occurrence=1 Inherited yaml.test|title=YAML Parser Error handling wrong indentation emits error but still parses|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar at top level|occurrence=1 Inherited yaml.test|title=YAML Parser Multiline plain scalars multiline scalar at top level|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar in mapping value|occurrence=1 Inherited yaml.test|title=YAML Parser Multiline plain scalars multiline scalar in mapping value|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar stops at same indent as mapping|occurrence=1 Inherited yaml.test|title=YAML Parser Multiline plain scalars multiline scalar stops at same indent as mapping|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar value on next line|occurrence=1 Inherited yaml.test|title=YAML Parser Multiline plain scalars multiline scalar value on next line|occurrence=1, yaml.test|title=YAML Parser Multiline plain scalars multiline scalar with multiple continuation lines|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar with empty line preserves newline|occurrence=1 Inherited yaml.ts ×2
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar with multiple continuation lines|occurrence=1 Inherited yaml.test|title=YAML Parser Multiline plain scalars multiline scalar value on next line|occurrence=1, yaml.test|title=YAML Parser Multiline plain scalars multiline scalar with multiple continuation lines|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Multiline plain scalars multiline scalar with multiple mappings|occurrence=1 Inherited yaml.test|title=YAML Parser Multiline plain scalars multiline scalar with multiple mappings|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/yaml.test|title=YAML Parser Old test suite unexpected indentation with recovery|occurrence=1 Inherited yaml.ts ×3