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@kddnewton kddnewton released this 05 Apr 21:47
· 729 commits to main since this release
v0.25.0
225c940
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Learn about vigilant mode.

Added

  • Prism::Translation::Ripper is now able to mirror all of the Ripper APIs.
  • Prism::Location#leading_comments and Prism::Location#trailing_comments is added.
  • Prism::Comment#slice is added.
  • Warn for writing literal values in conditional predicates.
  • Check for _POSIX_MAPPED_FILES before using mmap.
  • Prism::ItParametersNode is added, to support -> { it }.
  • Parse integer and float literal values onto the tree.
  • Warn on duplicated hash keys and duplicated when clauses.
  • Ship much improved RBI and RBS types.
  • Support for the -p, -n, -a, and -l command line switches.
  • Warn on integer literals in flip-flops.
  • Support BSD make.
  • Add Prism::WhenNode#then_keyword_loc.
  • Support custom allocation functions through the PRISM_XALLOCATOR define.
  • Warn for certain keywrods at the end of the line.
  • Provide pm_visit_node, a C visitor API.
  • Prism::parse_stream is added, which works for any Ruby IO object.
  • Provide flags for regular expression literals for their derived encoding.
  • Provide flags for whether or not an interpolated string literal is frozen.
  • Add Prism::StringNode.mutable? for when a string is explicitly mutable, to support delineating chilled strings.
  • Warn for incorrect character literal syntax.
  • Warn for chained comparison operators.
  • Warn for ** interpreted as an argument prefix.
  • Warn for & interpreted as an argument prefix.
  • Prism::ShareableConstantNode added to support ractors.
  • Warn for frozen string literals found after tokens.
  • Support PRISM_BUILD_MINIMAL to provide only the minimal necessary functionality to reduce the binary size.
  • Handle CLRF inside heredocs, strings, and regular expressions.
  • Mark inner strings in interpolated strings as frozen.
  • Support the -x command line switch.
  • Error messages now much more closely mirror CRuby.
  • Provide syntax errors for invalid block exits (break, next, retry, and yield).
  • Warn on unused local variables.
  • Do not syntax error on default parameter values that only write to the parameter.

Changed

  • Many improvements to the compatibility with the whitequark/parser translation.
  • Accept newlines before pattern terminators ) or ].
  • Prism::Node#start_offset and Prism::Node#end_offset are now much more efficient.
  • Read files using fread instead of mmap when we're going to keep around the source through the Ruby API.
  • Fix Sexp#line_max setting in the seattlerb/ruby_parser translation layer.
  • Allow spaces before the encoding comment.
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