Mark public symbols with public keyword

src/JuliaSyntax.jl

@@ -1,23 +1,80 @@
 module JuliaSyntax
 
-# Conservative list of exports - only export the most common/useful things
-# here.
+macro _public(syms)
+    if VERSION >= v"1.11"
+        names = syms isa Symbol ? [syms] : syms.args
+        esc(Expr(:public, names...))
+    else
+        nothing
+    end
+end
+
+# Public API, in the order of docs/src/api.md
+
+# Parsing.
+export parsestmt,
+    parseall,
+    parseatom
+
+@_public parse!,
+    ParseStream,
+    build_tree
 
-# Parsing. See also
-#   parse!(), ParseStream
-export parsestmt, parseall, parseatom
 # Tokenization
-export tokenize, Token, untokenize
-# Source file handling. See also
-#   highlight() sourcetext() source_line() source_location()
+@_public tokenize,
+    Token,
+    untokenize
+
+# Source file handling
+@_public sourcefile,
+    byte_range,
+    first_byte,
+    last_byte,
+    filename,
+    source_line,
+    source_location,
+    sourcetext,
+    highlight
+
 export SourceFile
-# Expression heads/kinds. See also
-#   flags() and related predicates.
-export @K_str, kind, head
-# Syntax tree types. See also
-#   GreenNode
+@_public source_line_range
+
+# Expression predicates, kinds and flags
+export @K_str, kind
+@_public Kind
+
+@_public flags,
+    SyntaxHead,
+    head,
+    is_trivia,
+    is_prefix_call,
+    is_infix_op_call,
+    is_prefix_op_call,
+    is_postfix_op_call,
+    is_dotted,
+    is_suffixed,
+    is_decorated,
+    numeric_flags,
+    has_flags,
+    TRIPLE_STRING_FLAG,
+    RAW_STRING_FLAG,
+    PARENS_FLAG,
+    COLON_QUOTE,
+    TOPLEVEL_SEMICOLONS_FLAG,
+    MUTABLE_FLAG,
+    BARE_MODULE_FLAG,
+    SHORT_FORM_FUNCTION_FLAG
+
+# Syntax trees
+@_public is_leaf,
+    numchildren,
+    children
+
 export SyntaxNode
 
+@_public GreenNode,
+    span
+
 # Helper utilities
 include("utils.jl")