`io.get_project_root()` accepts an optional flag for returning a submodule root.

This is for systems like git that have '.git' files (not directories) for
submodules under a parent '.git' directory.

2 files changed, 2 insertions, 2 deletions

diff --git a/modules/lua/ta_api b/modules/lua/ta_api
index 85d9fb97..014f3f73 100644
--- a/modules/lua/ta_api
+++ b/modules/lua/ta_api
@@ -549,7 +549,7 @@ get_default_fold_display_text view.get_default_fold_display_text(view)\nReturns
 get_last_child buffer.get_last_child(buffer, line, level)\nReturns the line number of the last line after line number *line* whose fold\nlevel is greater than *level*.\nIf *level* is `-1`, returns the level of *line*.\n@param buffer A buffer.\n@param line The line number in *buffer* of a header line.\n@param level The fold level, or `-1` for the level of *line*.
 get_lexer buffer.get_lexer(buffer, current)\nReturns the buffer's lexer name.\nIf *current* is `true`, returns the name of the lexer under the caret in\na multiple-language lexer.\n@param buffer A buffer.\n@param current Whether or not to get the lexer at the current caret position\n  in multi-language lexers. The default is `false` and returns the parent\n  lexer.
 get_line buffer.get_line(buffer, line)\nReturns the text on line number *line*, including end of line characters.\n@param buffer A buffer.\n@param line The line number in *buffer* to use.\n@return string, number
-get_project_root io.get_project_root(path)\nReturns the root directory of the project that contains filesystem path\n*path*.\nIn order to be recognized, projects must be under version control. Recognized\nVCSes are Bazaar, Fossil, Git, Mercurial, and SVN.\n@param path Optional filesystem path to a project or a file contained within\n  a project. The default value is the buffer's filename or the current\n  working directory.\n@return string root or nil
+get_project_root io.get_project_root(path, submodule)\nReturns the root directory of the project that contains filesystem path\n*path*.\nIn order to be recognized, projects must be under version control. Recognized\nVCSes are Bazaar, Fossil, Git, Mercurial, and SVN.\n@param path Optional filesystem path to a project or a file contained within\n  a project. The default value is the buffer's filename or the current\n  working directory. This parameter may be omitted.\n@param submodule Optional flag that indicates whether or not to return the\n  root of the current submodule (if applicable). The default value is\n  `false`.\n@return string root or nil
 get_rule lexer.get_rule(lexer, id)\nReturns the rule identified by string *id*.\n@param lexer The lexer to fetch a rule from.\n@param id The id of the rule to fetch.\n@return pattern
 get_sel_text buffer.get_sel_text(buffer)\nReturns the selected text.\nMultiple selections are included in order with no delimiters. Rectangular\nselections are included from top to bottom with end of line characters.\nVirtual space is not included.\n@param buffer A buffer.\n@return string, number
 get_split_table ui.get_split_table()\nReturns a split table that contains Textadept's current split view structure.\nThis is primarily used in session saving.\n@return table of split views. Each split view entry is a table with 4\n  fields: `1`, `2`, `vertical`, and `size`. `1` and `2` have values of either\n  nested split view entries or the views themselves; `vertical` is a flag\n  that indicates if the split is vertical or not; and `size` is the integer\n  position of the split resizer.
diff --git a/modules/lua/ta_tags b/modules/lua/ta_tags
index 09f7071b..d105a598 100644
--- a/modules/lua/ta_tags
+++ b/modules/lua/ta_tags
@@ -551,7 +551,7 @@ get_default_fold_display_text	_HOME/core/.view.luadoc	/^function get_default_fol
 get_last_child	_HOME/core/.buffer.luadoc	/^function get_last_child(buffer, line, level) end$/;"	f	class:buffer
 get_lexer	_HOME/core/.buffer.luadoc	/^function get_lexer(buffer, current) end$/;"	f	class:buffer
 get_line	_HOME/core/.buffer.luadoc	/^function get_line(buffer, line) end$/;"	f	class:buffer
-get_project_root	_HOME/core/file_io.lua	/^function io.get_project_root(path)$/;"	f	class:io
+get_project_root	_HOME/core/file_io.lua	/^function io.get_project_root(path, submodule)$/;"	f	class:io
 get_rule	_HOME/lexers/lexer.lua	/^function M.get_rule(lexer, id)$/;"	f	class:lexer
 get_sel_text	_HOME/core/.buffer.luadoc	/^function get_sel_text(buffer) end$/;"	f	class:buffer
 get_split_table	_HOME/core/ui.lua	/^local get_split_table$/;"	f	class:ui