mirror of
https://github.com/neovim/neovim.git
synced 2024-12-20 11:15:14 -07:00
88 lines
1.9 KiB
Lua
88 lines
1.9 KiB
Lua
local nvimsrcdir = arg[1]
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local includedir = arg[2]
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local autodir = arg[3]
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if nvimsrcdir == '--help' then
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print ([[
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Usage:
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lua genex_cmds.lua src/nvim build/include build/src/nvim/auto
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Will generate files build/include/ex_cmds_enum.generated.h with cmdidx_T
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enum and build/src/nvim/auto/ex_cmds_defs.generated.h with main Ex commands
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definitions.
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]])
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os.exit(0)
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end
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package.path = nvimsrcdir .. '/?.lua;' .. package.path
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local enumfname = includedir .. '/ex_cmds_enum.generated.h'
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local defsfname = autodir .. '/ex_cmds_defs.generated.h'
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local enumfile = io.open(enumfname, 'w')
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local defsfile = io.open(defsfname, 'w')
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local defs = require('ex_cmds')
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local lastchar = nil
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local i
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local cmd
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local first = true
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local prevfirstchar = nil
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local byte_a = string.byte('a')
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local byte_z = string.byte('z')
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local cmdidxs = string.format([[
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static const cmdidx_T cmdidxs[%u] = {
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]], byte_z - byte_a + 2)
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enumfile:write([[
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typedef enum CMD_index {
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]])
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defsfile:write(string.format([[
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static CommandDefinition cmdnames[%u] = {
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]], #defs))
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for i, cmd in ipairs(defs) do
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local enumname = cmd.enum or ('CMD_' .. cmd.command)
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firstchar = string.byte(cmd.command)
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if firstchar ~= prevfirstchar then
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if (not prevfirstchar
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or (byte_a <= firstchar and firstchar <= byte_z)
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or (byte_a <= prevfirstchar and prevfirstchar <= byte_z)) then
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if not first then
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cmdidxs = cmdidxs .. ',\n'
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end
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cmdidxs = cmdidxs .. ' ' .. enumname
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end
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prevfirstchar = firstchar
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end
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if first then
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first = false
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else
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defsfile:write(',\n')
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end
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enumfile:write(' ' .. enumname .. ',\n')
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defsfile:write(string.format([[
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[%s] = {
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.cmd_name = (char_u *) "%s",
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.cmd_func = &%s,
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.cmd_argt = %uL
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}]], enumname, cmd.command, cmd.func, cmd.flags))
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end
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defsfile:write([[
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};
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]])
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enumfile:write([[
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CMD_SIZE,
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CMD_USER = -1,
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CMD_USER_BUF = -2
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} cmdidx_T;
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]])
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cmdidxs = cmdidxs .. [[
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};
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]]
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defsfile:write(cmdidxs)
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