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Merge pull request #1202 from Guldoman/PR_comment_subsyntaxes 

Use subsyntax info to toggle comments
This commit is contained in:
Jefferson González 2022-11-15 11:45:42 -04:00 committed by GitHub
parent 80f022d8ff c6c485feb0
commit 469a4fed3e
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 55 additions and 17 deletions
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55
data/core/commands/doc.lua
View File

@ -4,11 +4,7 @@ local common = require "core.common"
local config = require "core.config"
local translate = require "core.doc.translate"
local DocView = require "core.docview"
local function dv()
return core.active_view
end
local tokenizer = require "core.tokenizer"
local function doc()
@ -433,15 +429,28 @@ local commands = {
end,
["doc:toggle-block-comments"] = function(dv)
local comment = dv.doc.syntax.block_comment
if not comment then
if dv.doc.syntax.comment then
command.perform "doc:toggle-line-comments"
end
return
end
for idx, line1, col1, line2, col2 in doc_multiline_selections(true) do
local current_syntax = dv.doc.syntax
if line1 > 1 then
-- Use the previous line state, as it will be the state
-- of the beginning of the current line
local state = dv.doc.highlighter:get_line(line1 - 1).state
local syntaxes = tokenizer.extract_subsyntaxes(dv.doc.syntax, state)
-- Go through all the syntaxes until the first with `block_comment` defined
for _, s in pairs(syntaxes) do
if s.block_comment then
current_syntax = s
break
end
end
end
local comment = current_syntax.block_comment
if not comment then
if dv.doc.syntax.comment then
command.perform "doc:toggle-line-comments"
end
return
end
-- if nothing is selected, toggle the whole line
if line1 == line2 and col1 == col2 then
col1 = 1
@ -452,9 +461,23 @@ local commands = {
end,
["doc:toggle-line-comments"] = function(dv)
local comment = dv.doc.syntax.comment or dv.doc.syntax.block_comment
if comment then
for idx, line1, col1, line2, col2 in doc_multiline_selections(true) do
for idx, line1, col1, line2, col2 in doc_multiline_selections(true) do
local current_syntax = dv.doc.syntax
if line1 > 1 then
-- Use the previous line state, as it will be the state
-- of the beginning of the current line
local state = dv.doc.highlighter:get_line(line1 - 1).state
local syntaxes = tokenizer.extract_subsyntaxes(dv.doc.syntax, state)
-- Go through all the syntaxes until the first with comments defined
for _, s in pairs(syntaxes) do
if s.comment or s.block_comment then
current_syntax = s
break
end
end
end
local comment = current_syntax.comment or current_syntax.block_comment
if comment then
dv.doc:set_selections(idx, line_comment(comment, line1, col1, line2, col2))
end
end

17
data/core/tokenizer.lua
View File

@ -100,6 +100,21 @@ local function retrieve_syntax_state(incoming_syntax, state)
return current_syntax, subsyntax_info, current_pattern_idx, current_level
end
---Return the list of syntaxes used in the specified state.
---@param base_syntax table @The initial base syntax (the syntax of the file)
---@param state string @The state of the tokenizer to extract from
---@return table @Array of syntaxes starting from the innermost one
function tokenizer.extract_subsyntaxes(base_syntax, state)
local current_syntax
local t = {}
repeat
current_syntax = retrieve_syntax_state(base_syntax, state)
table.insert(t, current_syntax)
state = string.sub(state, 2)
until #state == 0
return t
end
local function report_bad_pattern(log_fn, syntax, pattern_idx, msg, ...)
if not bad_patterns[syntax] then
bad_patterns[syntax] = { }
@ -121,7 +136,7 @@ function tokenizer.tokenize(incoming_syntax, text, state)
return { "normal", text }
end
state = state or ""
state = state or string.char(0)
-- incoming_syntax : the parent syntax of the file.
-- state : a string of bytes representing syntax state (see above)