Path to Stage 4

[erights]

Stage 4

• committee approval
• two implementations
  • JavaScriptCore
  • SpiderMonkey
  • XS
  • V8
• significant in-the-field experience
• ecma262 PR approved
• prepare ecma262 PR

Stage 3

• merge test262 tests
• write test262 tests
• receive implementer feedback

Stage 2.7

• committee approval
• spec editor signoff
• spec reviewer signoff
• resolve all normative issues
• receive implementer feedback
  • shim of non-trapping integrity trait #2637 supports the non-trapping trait, which is the only one that can practically be shimmed. Its practical use #2675 illuminates issues in practically using this shim for safety.
  • others...?

Stage 2

• committee approval
• spec reviewers selected
• spec text written

Stage 1

• committee approval