whitequark / whitequark/parser
`"#$-1"` interpreted as shorthand global interpolation, is just a string literal
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Description
puts "#$-1" => # "\#$-1"
# Current:
s(:dstr,
s(:gvar, :$-1))
# I would expect:
s(:str, "\#$-1")
Uncertain of the rules, it seems to be a valid global variable name 🤷
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Research direction
Reproduce the shown Ruby input and inspect the parser output for "#$-1"; compare the current :dstr/:gvar AST with the expected string-literal AST. Determine the applicable interpolation rules and verify that the resulting parse treats the text as a literal.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- ruby
- Domain
- compilers
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100