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path: root/mac/.config/mpv/script-modules/utf8/begins/compiletime/vanilla.lua
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Diffstat (limited to 'mac/.config/mpv/script-modules/utf8/begins/compiletime/vanilla.lua')
-rw-r--r--mac/.config/mpv/script-modules/utf8/begins/compiletime/vanilla.lua60
1 files changed, 60 insertions, 0 deletions
diff --git a/mac/.config/mpv/script-modules/utf8/begins/compiletime/vanilla.lua b/mac/.config/mpv/script-modules/utf8/begins/compiletime/vanilla.lua
new file mode 100644
index 0000000..bcafa17
--- /dev/null
+++ b/mac/.config/mpv/script-modules/utf8/begins/compiletime/vanilla.lua
@@ -0,0 +1,60 @@
+return function(utf8)
+
+local matchers = {
+ sliding = function()
+ return [[
+ add(function(ctx) -- sliding
+ while ctx.pos <= ctx.len do
+ local clone = ctx:clone()
+ -- debug('starting from', clone, "start_pos", clone.pos)
+ clone.result.start = clone.pos
+ clone:next_function()
+ clone:get_function()(clone)
+
+ ctx:next_char()
+ end
+ ctx:terminate()
+ end)
+]]
+ end,
+ fromstart = function(ctx)
+ return [[
+ add(function(ctx) -- fromstart
+ if ctx.byte_pos > ctx.len then
+ return
+ end
+ ctx.result.start = ctx.pos
+ ctx:next_function()
+ ctx:get_function()(ctx)
+ ctx:terminate()
+ end)
+]]
+ end,
+}
+
+local function default()
+ return matchers.sliding()
+end
+
+local function parse(regex, c, bs, ctx)
+ if bs ~= 1 then return end
+
+ local functions
+ local skip = 0
+
+ if c == '^' then
+ functions = matchers.fromstart()
+ skip = 1
+ else
+ functions = matchers.sliding()
+ end
+
+ return functions, skip
+end
+
+return {
+ parse = parse,
+ default = default,
+}
+
+end