End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

RubyVM::AbstractSyntaxTree::Node#first_column

node.first_column → integer

# File tmp/rubies/ruby-3.0.5/ast.rb, line 106
def first_column
  Primitive.ast_node_first_column
end

The column number in the source code where this AST’s text began.

See also #children #first_lineno #inspect also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1