Overview
Comment: | enable command line control of process |
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Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
a651687c24ddf516f1cad1483cf7b9cf |
User & Date: | lexi on 2021-12-18 13:03:40 |
Other Links: | manifest | tags |
Context
2021-12-19
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05:25 | further develop html renderer and document it, many doc fixes, fix misc bugs check-in: 2e37b523b5 user: lexi tags: trunk | |
2021-12-18
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13:03 | enable command line control of process check-in: a651687c24 user: lexi tags: trunk | |
05:24 | initial commit check-in: 5e07b52c57 user: lexi tags: trunk | |
Changes
Modified cortav.lua from [fc129ed31b] to [f20a833e35].
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fns = { throw = function(me) error(me) end; } } ct.exnkind = declare { ident = 'exn-kind'; mk = function(desc, report) return { desc = desc, report = report } end; call = function(me, ...) return ct.exn(me, ...) end; } ct.exns = { tx = ct.exnkind('translation error', function(msg,...) return string.format("(%s:%u) "..msg, ...) end) } ct.ctx = declare { mk = function(src) return {src = src} end; ident = 'context'; cast = { string = function(me) ................................................................................ end local span_renderers = {} local function htmlSpan(spans, block, sec) local text = {} for k,v in pairs(spans) do if type(v) == 'string' then table.insert(text,(v:gsub('[<>&]', function(x) return string.format('&#%02u', string.byte(x)) end))) else table.insert(text, span_renderers[v.kind](v, block, sec)) end end return table.concat(text) end function span_renderers.format(sp) local tags = { strong = 'strong', emph = 'em', strike = 'del', insert = 'ins', literal = 'code' } if sp.style == 'literal' then stylesNeeded.code = true end if sp.style == 'del' or sp.style == 'ins' then stylesNeeded.editors_markup = true end return tag(tags[sp.style],nil,htmlSpan(sp.spans)) end ................................................................................ local styles = {} for k in pairs(stylesNeeded) do table.insert(styles, (stylesets[k]:gsub('%s+',' '))) end local head = {} if next(styles) then table.insert(head, tag('style',{type='text/css'},table.concat(styles))) end if opts.snippet then return body else return dr.htmlDoc(doctitle, next(head) and table.concat(head), body) end end local function startswith(str, pfx) ................................................................................ if a1 == ':' and a2 ~= ':' then align = 'left' elseif a1 == ':' and a2 == ':' then align = 'center' elseif a1 ~= ':' and a2 == ':' then align = 'right' end table.insert(row, { spans = ct.parse_span(text, c); align = align; header = header; }) end if #c.sec.blocks > 1 and c.sec.blocks[#c.sec.blocks].kind == 'table' then ................................................................................ end end return ctx.doc end local default_mode = { format = 'html'; } local function main(input, output, log, mode, vars) local doc = ct.parse(input.stream, input.src) input.stream:close() if mode['show-tree'] then log:write(dump(doc)) end if not mode.format then error 'what output format should i translate the input to?' end if not ct.render[mode.format] then error(string.format('output format “%s” unsupported', mode.format)) end output:write(ct.render[mode.format](doc, {})) end local inp,outp,log = io.stdin, io.stdout, io.stderr local function entry_cli() local mode, vars, input = default_mode, {}, { stream = inp; src = { file = '(stdin)'; } } if arg[1] and arg[1] ~= '' then local file = io.open(arg[1], "rb") if not file then error('unable to load file ' .. arg[1]) end input.stream = file input.src.file = arg[1] end main(input, outp, log, mode, vars) end -- local ok, e = pcall(entry_cli) local ok, e = true, entry_cli() |
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fns = { throw = function(me) error(me) end; } } ct.exnkind = declare { ident = 'exn-kind'; mk = function(desc, report) return { desc = desc; report = report or function(msg,...) return string.format(msg,...) end; } end; call = function(me, ...) return ct.exn(me, ...) end; } ct.exns = { tx = ct.exnkind('translation error', function(msg,...) return string.format("(%s:%u) "..msg, ...) end); io = ct.exnkind('IO error', function(msg, ...) return string.format("<%s %s> "..msg, ...) end); cli = ct.exnkind 'command line parse error'; mode = ct.exnkind('bad mode', function(msg, ...) return string.format("mode “%s” "..msg, ...) end); } ct.ctx = declare { mk = function(src) return {src = src} end; ident = 'context'; cast = { string = function(me) ................................................................................ end local span_renderers = {} local function htmlSpan(spans, block, sec) local text = {} for k,v in pairs(spans) do if type(v) == 'string' then table.insert(text,(v:gsub('[<>&"]', function(x) return string.format('&#%02u;', string.byte(x)) end))) else table.insert(text, span_renderers[v.kind](v, block, sec)) end end return table.concat(text) end function span_renderers.format(sp) local tags = { strong = 'strong', emph = 'em', strike = 'del', insert = 'ins', literal = 'code' } if sp.style == 'literal' and not opts['fossil-uv'] then stylesNeeded.code = true end if sp.style == 'del' or sp.style == 'ins' then stylesNeeded.editors_markup = true end return tag(tags[sp.style],nil,htmlSpan(sp.spans)) end ................................................................................ local styles = {} for k in pairs(stylesNeeded) do table.insert(styles, (stylesets[k]:gsub('%s+',' '))) end local head = {} local styletag = '' if opts['link-css'] then local css = opts['link-css'] if type(css) ~= 'string' then ct.exns.mode('must be a string', 'html:link-css'):throw() end styletag = styletag .. elt('link',{rel='stylesheet',type='text/css',href=opts['link-css']}) end if next(styles) then if opts['gen-styles'] then styletag = styletag .. tag('style',{type='text/css'},table.concat(styles)) end table.insert(head, styletag) end if opts['fossil-uv'] then return tag('div',{class='fossil-doc',['data-title']=doctitle},styletag .. body) elseif opts.snippet then return styletag .. body else return dr.htmlDoc(doctitle, next(head) and table.concat(head), body) end end local function startswith(str, pfx) ................................................................................ if a1 == ':' and a2 ~= ':' then align = 'left' elseif a1 == ':' and a2 == ':' then align = 'center' elseif a1 ~= ':' and a2 == ':' then align = 'right' end text = text:match '^%s*(.-)%s*$' table.insert(row, { spans = ct.parse_span(text, c); align = align; header = header; }) end if #c.sec.blocks > 1 and c.sec.blocks[#c.sec.blocks].kind == 'table' then ................................................................................ end end return ctx.doc end local default_mode = { ['render:format'] = 'html'; ['html:gen-styles'] = true; } local function filter(list, fn) local new = {} for i, v in ipairs(list) do if fn(v,i) then table.insert(new, v) end end return new end local function kmap(fn, list) local new = {} for k, v in pairs(list) do local nk,nv = fn(k,v) new[nk or k] = nv or v end return new end local function kfilter(list, fn) local new = {} for k, v in pairs(list) do if fn(k,v) then new[k] = v end end return new end local function main(input, output, log, mode, vars) local doc = ct.parse(input.stream, input.src) input.stream:close() if mode['parse:show-tree'] then log:write(dump(doc)) end if not mode['render:format'] then error 'what output format should i translate the input to?' end if not ct.render[mode['render:format']] then error(string.format('output format “%s” unsupported', mode['render:format'])) end local render_opts = kmap(function(k,v) return k:sub(2+#mode['render:format']) end, kfilter(mode, function(m) return startswith(m, mode['render:format']..':') end)) output:write(ct.render[mode['render:format']](doc, render_opts)) end local inp,outp,log = io.stdin, io.stdout, io.stderr local function entry_cli() local mode, vars, input = default_mode, {}, { stream = inp; src = { file = '(stdin)'; } } local optnparams = function(o) local param_opts = { out = 1; log = 1; define = 2; -- key value ['mode-set'] = 1; ['mode-clear'] = 1; mode = 2; } return param_opts[o] or 0 end local optmap = { o = 'out'; l = 'log'; d = 'define'; V = 'version'; h = 'help'; y = 'mode-set', n = 'mode-clear'; m = 'mode'; } local checkmodekey = function(key) if not key:match '[^:]+:.+' then ct.exns.cli('invalid mode key %s', key):throw() end return key end local onswitch = { out = function(file) local nf = io.open(file,'wb') if nf then outp:close() outp = nf else ct.exns.io('could not open output file for writing', 'open',file):throw() end end; log = function(file) local nf = io.open(file,'wb') if nf then log:close() log = nf else ct.exns.io('could not open log file for writing', 'open',file):throw() end end; define = function(key,value) -- set context key end; mode = function(key,value) mode[checkmodekey(key)] = value end; ['mode-set'] = function(key) mode[checkmodekey(key)] = true end; ['mode-clear'] = function(key) mode[checkmodekey(key)] = false end; } local args = {} local keepParsing = true do local i = 1 while i <= #arg do local v = arg[i] local execLongOpt = function(longopt) if not onswitch[longopt] then ct.exns.cli('switch --%s unrecognized', longopt):throw() end local nargs = optnparams(longopt) if nargs > 1 then if i + nargs > #arg then ct.exns.cli('not enough arguments for switch --%s (%u expected)', longopt, nargs):throw() end local nt = {} for j = i+1, i+nargs do table.insert(nt, arg[j]) end onswitch[longopt](table.unpack(nt)) elseif nargs == 1 then onswitch[longopt](arg[i+1]) end i = i + nargs end if v == '--' then keepParsing = false else local longopt = v:match '^%-%-(.+)$' if keepParsing and longopt then execLongOpt(longopt) else if keepParsing and v:sub(1,1) == '-' then for c,p in eachcode(v:sub(2)) do if optmap[c] then execLongOpt(optmap[c]) else ct.exns.cli('switch -%i unrecognized', c):throw() end end else table.insert(args, v) end end end i = i + 1 end end if args[1] and args[1] ~= '' then local file = io.open(arg[1], "rb") if not file then error('unable to load file ' .. args[1]) end input.stream = file input.src.file = args[1] end main(input, outp, log, mode, vars) end -- local ok, e = pcall(entry_cli) local ok, e = true, entry_cli() |