Hecr::LSP::Heredocs
Extracts <<-'HECR' heredoc templates from Crystal sources, dedented and
padded with blank lines so parse errors carry file-absolute LINE numbers.
margin is the stripped indentation (file column = template column +
margin size, for single-byte margins).
Constants
DELIMITER = "HECR"
OPENER = "<<-'HECR'"
Instance methods
The extracted template containing the given 0-based line, if any.