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Starting to add options to HTML formatter: standalone
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@ -2,17 +2,49 @@ require "../formatter"
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module Tartrazine
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module Tartrazine
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class Html < Formatter
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class Html < Formatter
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# Not all of these options are implemented
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property? standalone : Bool = false
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# property class_prefix : String = ""
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# property with_classes : Bool = true
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# property tab_width = 8
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# property surrounding_pre : Bool = true
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# property wrap_long_lines : Bool = false
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# property line_numbers : Bool = false
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# property line_number_in_table : Bool = false
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# property linkable_line_numbers : Bool = false
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# property highlight_lines : Array(Range(Int32, Int32)) = [] of Range(Int32, Int32)
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# property base_line_number : Int32 = 1
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def format(text : String, lexer : Lexer, theme : Theme) : String
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def format(text : String, lexer : Lexer, theme : Theme) : String
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text = format_text(text, lexer, theme)
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if standalone?
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text = wrap_standalone(text, theme)
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end
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text
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end
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# Wrap text into a full HTML document, including the CSS for the theme
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def wrap_standalone(text, theme) : String
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output = String.build do |outp|
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output = String.build do |outp|
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outp << "<html><head><style>"
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outp << "<!DOCTYPE html><html><head><style>"
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outp << get_style_defs(theme)
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outp << get_style_defs(theme)
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outp << "</style></head><body>"
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outp << "</style></head><body>"
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outp << text
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outp << "</body></html>"
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end
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output
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end
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def format_text(text : String, lexer : Lexer, theme : Theme) : String
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output = String.build do |outp|
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outp << "<pre class=\"#{get_css_class("Background", theme)}\"><code class=\"#{get_css_class("Background", theme)}\">"
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outp << "<pre class=\"#{get_css_class("Background", theme)}\"><code class=\"#{get_css_class("Background", theme)}\">"
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lexer.tokenize(text).each do |token|
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lexer.tokenize(text).each do |token|
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fragment = "<span class=\"#{get_css_class(token[:type], theme)}\">#{token[:value]}</span>"
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fragment = "<span class=\"#{get_css_class(token[:type], theme)}\">#{token[:value]}</span>"
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outp << fragment
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outp << fragment
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end
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end
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outp << "</code></pre></body></html>"
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outp << "</code></pre>"
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end
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end
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output
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output
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end
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end
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@ -23,9 +55,9 @@ module Tartrazine
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theme.styles.each do |token, style|
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theme.styles.each do |token, style|
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outp << ".#{get_css_class(token, theme)} {"
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outp << ".#{get_css_class(token, theme)} {"
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# These are set or nil
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# These are set or nil
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outp << "color: #{style.color.try &.hex};" if style.color
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outp << "color: ##{style.color.try &.hex};" if style.color
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outp << "background-color: #{style.background.try &.hex};" if style.background
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outp << "background-color: ##{style.background.try &.hex};" if style.background
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outp << "border: 1px solid #{style.border.try &.hex};" if style.border
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outp << "border: 1px solid ##{style.border.try &.hex};" if style.border
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# These are true/false/nil
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# These are true/false/nil
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outp << "border: none;" if style.border == false
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outp << "border: none;" if style.border == false
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@ -55,5 +87,4 @@ module Tartrazine
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}]
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}]
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end
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end
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end
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end
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end
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end
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@ -2,4 +2,6 @@ require "./**"
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lexer = Tartrazine.lexer("crystal")
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lexer = Tartrazine.lexer("crystal")
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theme = Tartrazine.theme(ARGV[1])
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theme = Tartrazine.theme(ARGV[1])
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puts Tartrazine::Html.new.format(File.read(ARGV[0]), lexer, theme)
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formatter = Tartrazine::Html.new
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formatter.standalone = true
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puts formatter.format(File.read(ARGV[0]), lexer, theme)
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