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Contents
module Metanorma
module Standoc
module Cleanup
# Indices sort after letter but before any following
# letter (x, x_m, x_1, xa); we use colon to force that sort order.
# Numbers sort *after* letters; we use thorn to force that sort order.
# Capitals sort before their corresponding lowercase.
def symbol_key(sym)
@c.decode(asciimath_key(sym).text)
.gsub(/[\[\]{}<>()]/, "").gsub(/\s/m, "")
.gsub(/[[:punct:]]|[_^]/, ":\\0").gsub(/`/, "")
.gsub(/[0-9]+/, "รพ\\0")
.tr("AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz",
"ABCFEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz")
end
def asciimath_key(sym)
key = sym.dup
key.traverse do |n|
if n.name == "stem" && a = n.at(".//asciimath")
n.children = @c.encode(
@c.decode(grkletters(a.text)), :basic
)
end
end
key.xpath(".//asciimath").each(&:remove)
Nokogiri::XML(key.to_xml)
end
def grkletters(text)
text.gsub(/\b(alpha|beta|gamma|delta|epsilon|zeta|eta|theta|iota|kappa|
lambda|mu|nu|xi|omicron|pi|rho|sigma|tau|upsilon|phi|chi|
psi|omega)\b/xi, "&\\1;")
end
def extract_symbols_list(dlist)
dl_out = []
dlist.xpath("./dt | ./dd").each do |dtd|
if dtd.name == "dt"
dl_out << { dt: dtd.remove, key: symbol_key(dtd) }
else
dl_out.last[:dd] = dtd.remove
end
end
dl_out
end
def symbols_cleanup(docxml)
docxml.xpath("//definitions/dl").each do |dl|
dl_out = extract_symbols_list(dl)
dl_out.sort! { |a, b| a[:key] <=> b[:key] || a[:dt] <=> b[:dt] }
dl.children = dl_out.map { |d| d[:dt].to_s + d[:dd].to_s }.join("\n")
end
docxml
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems