syntax_data: {"ast_node_type":"function","tokens":[{"end":90,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn llvm_blake3_hasher_init_keyed(hasher: *mut llvm_blake3_hasher, key: *const u8);
context_before:     pub fn llvm_blake3_hasher_init(hasher: *mut llvm_blake3_hasher);
context_after:     pub fn llvm_blake3_hasher_init_derive_key(