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Use IO for output

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This commit is contained in:
Roberto Alsina
2024-08-16 17:25:33 -03:00
parent ae03e4612e
commit bb952a44b8
4 changed files with 34 additions and 58 deletions
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49
src/formatters/html.cr
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@ -34,24 +34,21 @@ module Tartrazine
@weight_of_bold : Int32 = 600)
end
def format(text : String, lexer : Lexer) : String
text = format_text(text, lexer)
if standalone?
text = wrap_standalone(text)
end
text
def format(text : String, lexer : Lexer, dst : IO) : Nil
pre, post = wrap_standalone
dst << pre if standalone?
format_text(text, lexer, dst)
dst << post if standalone?
end
# Wrap text into a full HTML document, including the CSS for the theme
def wrap_standalone(text) : String
def wrap_standalone
output = String.build do |outp|
outp << "<!DOCTYPE html><html><head><style>"
outp << style_defs
outp << "</style></head><body>"
outp << text
outp << "</body></html>"
end
output
{output.to_s, "</body></html>"}
end
private def line_label(i : Int32) : String
@ -61,27 +58,23 @@ module Tartrazine
"<span #{line_id} #{line_class} style=\"user-select: none;\">#{line_label} </span>"
end
def format_text(text : String, lexer : Lexer) : String
# lines = lexer.group_tokens_in_lines(lexer.tokenize(text))
def format_text(text : String, lexer : Lexer, outp : IO) : Nil
tokenizer = Tokenizer.new(lexer, text)
i = 0
output = String.build do |outp|
if surrounding_pre?
pre_style = wrap_long_lines? ? "style=\"white-space: pre-wrap; word-break: break-word;\"" : ""
outp << "<pre class=\"#{get_css_class("Background")}\" #{pre_style}>"
end
outp << "<code class=\"#{get_css_class("Background")}\">"
outp << line_label(i) if line_numbers?
tokenizer.each do |token|
outp << "<span class=\"#{get_css_class(token[:type])}\">#{HTML.escape(token[:value])}</span>"
if token[:value].ends_with? "\n"
i += 1
outp << line_label(i) if line_numbers?
end
end
outp << "</code></pre>"
if surrounding_pre?
pre_style = wrap_long_lines? ? "style=\"white-space: pre-wrap; word-break: break-word;\"" : ""
outp << "<pre class=\"#{get_css_class("Background")}\" #{pre_style}>"
end
output
outp << "<code class=\"#{get_css_class("Background")}\">"
outp << line_label(i) if line_numbers?
tokenizer.each do |token|
outp << "<span class=\"#{get_css_class(token[:type])}\">#{HTML.escape(token[:value])}</span>"
if token[:value].ends_with? "\n"
i += 1
outp << line_label(i) if line_numbers?
end
end
outp << "</code></pre>"
end
# ameba:disable Metrics/CyclomaticComplexity