import doc_commands
import doc_poset
import doc::console_templates
+import model::model_index
# Nitx handles console I/O.
#
prompt
end
+ # Parser used to process doc commands
+ var parser: DocCommandParser is lazy do
+ var parser = new DocCommandParser
+ parser.allowed_commands = ["doc", "comment", "list", "param", "return",
+ "new", "call", "code"]
+ return parser
+ end
+
# Processes the query string and performs it.
fun do_query(str: String) do
- var query = new DocCommand(str)
- if query isa NitxCommand then
- query.execute(self)
+ if str == ":q" then
+ exit 0
+ else if str == ":h" then
+ help
return
end
+ var query = parser.parse(str)
+ if query == null then
+ query = new CommentCommand(str)
+ query.arg = str
+ end
var res = query.perform(self, doc)
- var page = query.make_results(self, res)
+ var suggest = null
+ if res.is_empty then
+ suggest = query.suggest(self, doc)
+ end
+ var page = query.make_results(self, res, suggest)
print page.write_to_string
end
end
-redef interface DocCommand
-
- redef new(query_string) do
- if query_string == ":q" then
- return new NitxQuit
- else if query_string == ":h" then
- return new NitxHelp
- end
- var cmd = super(query_string)
- if cmd isa UnknownCommand then
- return new CommentCommand("comment: {query_string}")
- end
- return cmd
- end
+redef class DocCommand
# Looks up the `doc` model and returns possible matches.
fun perform(nitx: Nitx, doc: DocModel): Array[NitxMatch] is abstract
+ # Looks up the `doc` model and returns possible suggestions.
+ fun suggest(nitx: Nitx, doc: DocModel): nullable Array[MEntity] do
+ return find_suggestions(doc, arg)
+ end
+
# Pretty prints the results for the console.
- fun make_results(nitx: Nitx, results: Array[NitxMatch]): DocPage do
+ fun make_results(nitx: Nitx, results: Array[NitxMatch], suggest: nullable Array[MEntity]): DocPage do
var page = new DocPage("results", "Results")
- page.root.add_child(new QueryResultArticle("results", "Results", self, results))
+ page.root.add_child(new QueryResultArticle("results", "Results", self, results, suggest))
return page
end
+
+ # Lookup mentities based on a `query` string.
+ #
+ # 1- lookup by first name (returns always one value)
+ # 2- lookup by name (can return conflicts)
+ fun find_mentities(doc: DocModel, query: String): Array[MEntityMatch] do
+ var res = new Array[MEntityMatch]
+
+ # First lookup by full_name
+ var mentity = doc.mentity_by_full_name(query)
+ if mentity != null then
+ res.add new MEntityMatch(self, mentity)
+ return res
+ end
+
+ # If no results, lookup by name
+ for m in doc.mentities_by_name(query) do
+ res.add new MEntityMatch(self, m)
+ end
+
+ return res
+ end
+
+ # Suggest some mentities based on a `query` string.
+ fun find_suggestions(doc: DocModel, query: String): Array[MEntity] do
+ return doc.find(query, 3)
+ end
end
# Something that matches a `DocCommand`.
end
redef class CommentCommand
- redef fun perform(nitx, doc) do
- var name = args.first
- var res = new Array[NitxMatch]
- for mentity in doc.mentities_by_name(name) do
- res.add new MEntityMatch(self, mentity)
- end
- return res
- end
+ redef fun perform(nitx, doc) do return find_mentities(doc, arg)
- redef fun make_results(nitx, results) do
+ redef fun make_results(nitx, results, suggest) do
var len = results.length
if len == 1 then
var res = results.first.as(MEntityMatch)
redef class ParamCommand
redef fun perform(nitx, doc) do
var res = new Array[NitxMatch]
- var mtype_name = args.first
+ var mtype_name = arg
for mproperty in doc.mproperties do
if not mproperty isa MMethod then continue
var msignature = mproperty.intro.msignature
redef class ReturnCommand
redef fun perform(nitx, doc) do
var res = new Array[NitxMatch]
- var mtype_name = args.first
+ var mtype_name = arg
for mproperty in doc.mproperties do
if not mproperty isa MMethod then continue
var msignature = mproperty.intro.msignature
redef class NewCommand
redef fun perform(nitx, doc) do
var res = new Array[NitxMatch]
- var mtype_name = args.first
+ var mtype_name = arg
for mpropdef in doc.mpropdefs do
var visitor = new TypeInitVisitor(mtype_name)
var npropdef = nitx.ctx.modelbuilder.mpropdef2node(mpropdef)
redef class CallCommand
redef fun perform(nitx, doc) do
var res = new Array[NitxMatch]
- var mprop_name = args.first
+ var mprop_name = arg
for mpropdef in doc.mpropdefs do
var visitor = new MPropertyCallVisitor
var npropdef = nitx.ctx.modelbuilder.mpropdef2node(mpropdef)
end
end
-# A query to search a Nitdoc documentation page by its name.
-redef class ArticleCommand
- redef fun perform(nitx, doc) do
- var res = new Array[NitxMatch]
- var name = args.first
- for page in doc.pages.values do
- if name == "*" then # FIXME dev only
- res.add new PageMatch(self, page)
- else if page.title == name then
- res.add new PageMatch(self, page)
- else if page isa MEntityPage and page.mentity.cs_namespace == name then
- res.add new PageMatch(self, page)
- end
- end
- return res
- end
-
- redef fun make_results(nitx, results) do
- var len = results.length
- # FIXME how to render the pager for one worded namespaces like "core"?
- if len == 1 then
- var page = results.first.as(PageMatch).page
- var pager = new Pager
- pager.add page.write_to_string
- pager.render
- return page
- else
- return super
- end
- end
-end
-
# A match between a `DocPage` and a `MEntity`.
class PageMatch
super NitxMatch
abstract class HierarchiesQuery
super DocCommand
- redef fun make_results(nitx, results) do
+ redef fun make_results(nitx, results, suggest) do
var page = new DocPage("hierarchy", "Hierarchy")
for result in results do
if not result isa PageMatch then continue
# FIXME refactor this!
redef fun perform(nitx, doc) do
var res = new Array[NitxMatch]
- var name = args.first
+ var name = arg
# if name is an existing sourcefile, opens it
if name.file_exists then
var fr = new FileReader.open(name)
return res
end
# else, lookup the model by name
- for mentity in doc.mentities_by_name(name) do
- if mentity isa MClass then continue
- if mentity isa MProperty then continue
- res.add new CodeMatch(self, mentity.cs_location, mentity.cs_source_code)
+ for match in find_mentities(doc, name) do
+ if match.mentity isa MClass then continue
+ if match.mentity isa MProperty then continue
+ res.add new CodeMatch(self, match.mentity.cs_location, match.mentity.cs_source_code)
end
return res
end
- redef fun make_results(nitx, results) do
+ redef fun make_results(nitx, results, suggest) do
var page = new DocPage("results", "Code Results")
for res in results do
page.add new CodeQueryArticle("results", "Results", self, res.as(CodeMatch))
redef fun make_list_item do return "* {location}"
end
-
-# A query that contains a nitx command.
-#
-# These commands are prefixed with `:` and are used to control the execution of
-# `nitx` like displaying the help or quiting.
-interface NitxCommand
- super DocCommand
-
- # Executes the command.
- fun execute(nitx: Nitx) is abstract
-end
-
-# Exits nitx.
-class NitxQuit
- super NitxCommand
-
- redef fun execute(nitx) do exit 0
-end
-
-# Displays the help message.
-class NitxHelp
- super NitxCommand
-
- redef fun execute(nitx) do nitx.help
-end
-
## exploration
# Visitor looking for initialized `MType` (new T).
# Results to display.
var results: Array[NitxMatch]
+ # Optional suggestion when no matches where found
+ var suggest: nullable Array[MEntity] = null is optional
+
redef fun render_title do
var len = results.length
if len == 0 then
- add "No result found for '{query.string}'..."
+ addn "No result found for '{query.string}'..."
+ var suggest = self.suggest
+ if suggest != null and suggest.not_empty then
+ add "\nDid you mean "
+ var i = 0
+ for s in suggest do
+ add "`{s.full_name}`"
+ if i == suggest.length - 2 then add ", "
+ if i == suggest.length - 1 then add " or "
+ i += 1
+ end
+ add "?"
+ end
else
add "# {len} result(s) for '{query.string}'".green.bold
end
else if c == '`' then
b.append("'")
else if c.code_point < 32 then
- b.append("\\{c.code_point.to_base(8, false)}")
+ b.append("\\{c.code_point.to_base(8)}")
else
b.add(c)
end