util/processShortlog.lua

   1 #!/usr/bin/env lua
   2 local io = require("io")
   3 local table = require("table")
   4 local authors = {}
   5
   6 local currentAuthor
   7
   8 local function pushValue(t, group, value)
   9         local items = t[group] or {}
  10         t[group] = items
  11         items[#items + 1] = value
  12 end
  13 for line in io.lines() do
  14         local author = line:match("^(.- %(%d*%):)$")
  15         line = line:match("^%s*(.-)%s*$")
  16         if author then
  17                 currentAuthor = authors[author] or {}
  18                 authors[author] = currentAuthor
  19         elseif currentAuthor and #line > 0 then
  20                 local msg = line:gsub("^%s*","")
  21                 local group, data = msg:match("^([^:]*[%s]*:)[%s]*(.*)$")
  22                 if not group then
  23                         pushValue(currentAuthor, "-ungrouped-", msg)
  24                 else
  25                         pushValue(currentAuthor, group, data)
  26                 end
  27         end
  28 end
  29 for author, groups in pairs(authors) do
  30         print(author)
  31         -- SORT GROUPS
  32         local sorted = {}
  33         for group, groupValues in pairs(groups) do
  34                 sorted[#sorted + 1] = {group, groupValues}
  35         end
  36         table.sort(sorted, function(a,b) return a[1] < b[1] end)
  37         for _, gv in ipairs(sorted) do
  38                 local group, groupValues = unpack(gv)
  39                 print("\t" .. group)
  40                 for _, entry in ipairs(groupValues) do
  41                         print("\t\t" .. entry)
  42                 end
  43         end
  44 end