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lines-maleza-experiment
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source editing: highlight [[ ]] comments/strings 

In the process I fixed suffix detection for patterns with more than 1
character.
This commit is contained in:
Kartik K. Agaram 2022-11-11 18:02:20 -08:00
parent a54e59446d
commit d5c34ba043
1 changed files with 14 additions and 4 deletions
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18
colorize.lua
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@ -4,9 +4,11 @@
-- at word boundaries. -- at word boundaries.
Next_state = { Next_state = {
normal={ normal={
{prefix='--[[', target='block_comment'}, -- only single-line for now
{prefix='--', target='comment'}, {prefix='--', target='comment'},
{prefix='"', target='dstring'}, {prefix='"', target='dstring'},
{prefix="'", target='sstring'}, {prefix="'", target='sstring'},
{prefix='[[', target='block_string'}, -- only single line for now
}, },
dstring={ dstring={
{suffix='"', target='normal'}, {suffix='"', target='normal'},
@ -14,18 +16,26 @@ Next_state = {
sstring={ sstring={
{suffix="'", target='normal'}, {suffix="'", target='normal'},
}, },
block_string={
{suffix=']]', target='normal'},
},
block_comment={
{suffix=']]', target='normal'},
},
-- comments are a sink -- comments are a sink
} }
Comments_color = {r=0, g=0, b=1} Comment_color = {r=0, g=0, b=1}
String_color = {r=0, g=0.5, b=0.5} String_color = {r=0, g=0.5, b=0.5}
Divider_color = {r=0.7, g=0.7, b=0.7} Divider_color = {r=0.7, g=0.7, b=0.7}
Colors = { Colors = {
normal=Text_color, normal=Text_color,
comment=Comments_color, comment=Comment_color,
sstring=String_color, sstring=String_color,
dstring=String_color dstring=String_color,
block_string=String_color,
block_comment=Comment_color,
} }
Current_state = 'normal' Current_state = 'normal'
@ -63,7 +73,7 @@ function switch_color_based_on_suffix(frag)
end end
frag = rtrim(frag) frag = rtrim(frag)
for _,edge in pairs(Next_state[Current_state]) do for _,edge in pairs(Next_state[Current_state]) do
if edge.suffix and rfind(frag, edge.suffix, nil, --[[plain]] true) == #frag then if edge.suffix and rfind(frag, edge.suffix, nil, --[[plain]] true) == #frag - #edge.suffix + 1 then
Current_state = edge.target Current_state = edge.target
break break
end end