tree-sitter-dataweave

Tree-sitter grammar for MuleSoft DataWeave (.dwl).

Features

• Full support for DataWeave headers and directives (%dw, %output, %input, %var, %fun, %type, %ns, %import).
• Object literals with dynamic keys (key): value, conditional pairs (key: value) if (cond), and spread {(...)}.
• Field and range selectors (., .., .*, .@, .&, .?, [0 to 2], [?(...)]).
• Operators (++, --, ~=, ?:, default, as, is, and, or, not).
• Control expressions (if/else, match/case, do).
• Lambda literals (x) -> expr, anonymous parameters ($, $$), and infix calls.
• Structural types (%type, object types, union/intersection types).

License

MIT