Class: LiquidLint::Filters::InjectLineNumbers

Inherits:
Temple::Filter
  • Object
show all
Defined in:
lib/liquid_lint/filters/inject_line_numbers.rb

Overview

Traverses a Temple S-expression (that has already been converted to Sexp instances) and annotates them with line numbers.

This is a hack that allows us to access line information directly from the S-expressions, which makes a lot of other tasks easier.

Constant Summary collapse

NEWLINE_SEXP =

Sexp representing a newline.

LiquidLint::Sexp.new([:newline])

Instance Method Summary collapse

Instance Method Details

#call(sexp) ⇒ LiquidLint::Sexp

Annotates the given Sexp with line number information.

Parameters:

Returns:



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# File 'lib/liquid_lint/filters/inject_line_numbers.rb', line 17

def call(sexp)
  @line_number = 1
  traverse(sexp)
  sexp
end