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-rw-r--r--src/fontloader/misc/fontloader-font-dsp.lua2
-rw-r--r--src/fontloader/misc/fontloader-font-ots.lua30
-rw-r--r--src/fontloader/runtime/fontloader-reference.lua26
3 files changed, 36 insertions, 22 deletions
diff --git a/src/fontloader/misc/fontloader-font-dsp.lua b/src/fontloader/misc/fontloader-font-dsp.lua
index 14e816d..85a80bd 100644
--- a/src/fontloader/misc/fontloader-font-dsp.lua
+++ b/src/fontloader/misc/fontloader-font-dsp.lua
@@ -525,7 +525,7 @@ local function chainedcontext(f,fontdata,lookupid,lookupoffset,offset,glyphs,nof
end
end
local noflookups = readushort(f)
- local lookups = { }
+ local lookups = { }
for i=1,noflookups do
lookups[readushort(f)+1] = readushort(f) + 1
end
diff --git a/src/fontloader/misc/fontloader-font-ots.lua b/src/fontloader/misc/fontloader-font-ots.lua
index ac81989..90fcde2 100644
--- a/src/fontloader/misc/fontloader-font-ots.lua
+++ b/src/fontloader/misc/fontloader-font-ots.lua
@@ -2144,7 +2144,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
else
local discfound = nil
local n = f + 1
- last = getnext(last)
+ last = getnext(last) -- the second in current (first already matched)
while n <= l do
if not last and (sweeptype == "post" or sweeptype == "replace") then
last = getnext(sweepnode)
@@ -2185,7 +2185,6 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
break
end
- last = getnext(last)
elseif char == false then
if discfound then
notmatchreplace[discfound] = true
@@ -2238,6 +2237,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
match = not notmatchpre[last]
end
+ -- maybe only if match
last = getnext(last)
else
match = false
@@ -2273,8 +2273,12 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
if trace_skips then
show_skip(dataset,sequence,char,ck,class)
end
+ prev = getprev(prev) -- moved here
elseif seq[n][char] then
- n = n -1
+ if n > 1 then -- new test
+ prev = getprev(prev) -- moved here
+ end
+ n = n - 1
else
if discfound then
notmatchreplace[discfound] = true
@@ -2293,7 +2297,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
break
end
- prev = getprev(prev)
+ -- prev = getprev(prev) -- moved up
elseif char == false then
if discfound then
notmatchreplace[discfound] = true
@@ -2357,21 +2361,20 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
if not match then
break
end
- else
- -- skip 'm
end
- else
- -- skip 'm
end
+ -- maybe only if match
+ prev = getprev(prev)
elseif seq[n][32] then
n = n - 1
+ prev = getprev(prev)
else
match = false
break
end
- prev = getprev(prev)
elseif seq[n][32] then -- somewhat special, as zapfino can have many preceding spaces
n = n - 1
+ prev = getprev(prev) -- was absent
else
match = false
break
@@ -2409,7 +2412,11 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
if trace_skips then
show_skip(dataset,sequence,char,ck,class)
end
+ current = getnext(current) -- was absent
elseif seq[n][char] then
+ if n < s then -- new test
+ current = getnext(current) -- was absent
+ end
n = n + 1
else
if discfound then
@@ -2485,16 +2492,17 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
else
-- skip 'm
end
+ -- maybe only if match
+ current = getnext(current)
elseif seq[n][32] then -- brrr
n = n + 1
else
match = false
break
end
- current = getnext(current)
elseif seq[n][32] then
n = n + 1
-current = getnext(current)
+ current = getnext(current)
else
match = false
break
diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua
index ab81bc6..5be6493 100644
--- a/src/fontloader/runtime/fontloader-reference.lua
+++ b/src/fontloader/runtime/fontloader-reference.lua
@@ -1,6 +1,6 @@
-- merged file : c:/data/develop/context/sources/luatex-fonts-merged.lua
-- parent file : c:/data/develop/context/sources/luatex-fonts.lua
--- merge date : 04/25/16 13:30:09
+-- merge date : 04/27/16 10:18:10
do -- begin closure to overcome local limits and interference
@@ -20036,7 +20036,7 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
else
local discfound=nil
local n=f+1
- last=getnext(last)
+ last=getnext(last)
while n<=l do
if not last and (sweeptype=="post" or sweeptype=="replace") then
last=getnext(sweepnode)
@@ -20077,7 +20077,6 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
break
end
- last=getnext(last)
elseif char==false then
if discfound then
notmatchreplace[discfound]=true
@@ -20162,8 +20161,12 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
if trace_skips then
show_skip(dataset,sequence,char,ck,class)
end
+ prev=getprev(prev)
elseif seq[n][char] then
- n=n -1
+ if n>1 then
+ prev=getprev(prev)
+ end
+ n=n-1
else
if discfound then
notmatchreplace[discfound]=true
@@ -20182,7 +20185,6 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
break
end
- prev=getprev(prev)
elseif char==false then
if discfound then
notmatchreplace[discfound]=true
@@ -20244,19 +20246,19 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
if not match then
break
end
- else
end
- else
end
+ prev=getprev(prev)
elseif seq[n][32] then
n=n-1
+ prev=getprev(prev)
else
match=false
break
end
- prev=getprev(prev)
elseif seq[n][32] then
n=n-1
+ prev=getprev(prev)
else
match=false
break
@@ -20291,7 +20293,11 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
if trace_skips then
show_skip(dataset,sequence,char,ck,class)
end
+ current=getnext(current)
elseif seq[n][char] then
+ if n<s then
+ current=getnext(current)
+ end
n=n+1
else
if discfound then
@@ -20365,16 +20371,16 @@ local function handle_contextchain(head,start,dataset,sequence,contexts,rlmode)
end
else
end
+ current=getnext(current)
elseif seq[n][32] then
n=n+1
else
match=false
break
end
- current=getnext(current)
elseif seq[n][32] then
n=n+1
-current=getnext(current)
+ current=getnext(current)
else
match=false
break
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 13:47:07 +0000