grapheme_strrev() — internals

grapheme_strrev() — internals

Where it lives

• Signature: src/builtins/string/grapheme_strrev.rs
• Lowering: src/codegen/lower_inst/builtins/strings.rs:105 (lower_grapheme_strrev)
• Function symbol: lower_grapheme_strrev()

Lowering notes

• Lowers grapheme_strrev() and boxes its string|false result as Mixed.

Runtime helpers

The following runtime helpers are referenced:

• __rt_grapheme_strrev
• __rt_strcopy

Signature summary

function grapheme_strrev(string $string): mixed

What the type checker enforces

• Arity: takes exactly 1 argument.

Eval interpreter (magician)

• Declaration: crates/elephc-magician/src/interpreter/builtins/string/grapheme_strrev.rs (eval_builtin!)
• Dispatch hooks: direct, values

Cross-references

• User reference for grapheme_strrev()