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Add mcfunction lexer
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Diff for: ‎lexers/m/mcfunction.go

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package m
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import (
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. "github.com/alecthomas/chroma" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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)
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// mcfunction lexer.
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var MCFunction = internal.Register(MustNewLexer(
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&Config{
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Name: "mcfunction",
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Aliases: []string{"mcfunction"},
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Filenames: []string{"*.mcfunction"},
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MimeTypes: []string{},
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NotMultiline: true,
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DotAll: true,
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},
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Rules{
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"simplevalue": {
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{`(true|false)`, KeywordConstant, nil},
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{`[01]b`, LiteralNumber, nil},
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{`-?(0|[1-9]\d*)(\.\d+[eE](\+|-)?\d+|[eE](\+|-)?\d+|\.\d+)`, LiteralNumberFloat, nil},
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{`(-?\d+)(\.\.)(-?\d+)`, ByGroups(LiteralNumberInteger, Punctuation, LiteralNumberInteger), nil},
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{`-?(0|[1-9]\d*)`, LiteralNumberInteger, nil},
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{`"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
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{`'[^']+'`, LiteralStringSingle, nil},
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{`([!#]?)(\w+)`, ByGroups(Punctuation, Text), nil},
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},
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"nbtobjectattribute": {
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Include("nbtvalue"),
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{`:`, Punctuation, nil},
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{`,`, Punctuation, Pop(1)},
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{`\}`, Punctuation, Pop(2)},
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},
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"nbtobjectvalue": {
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{`("(\\\\|\\"|[^"])*"|[a-zA-Z0-9_]+)`, NameTag, Push("nbtobjectattribute")},
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{`\}`, Punctuation, Pop(1)},
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},
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"nbtarrayvalue": {
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Include("nbtvalue"),
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{`,`, Punctuation, nil},
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{`\]`, Punctuation, Pop(1)},
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},
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"nbtvalue": {
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Include("simplevalue"),
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{`\{`, Punctuation, Push("nbtobjectvalue")},
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{`\[`, Punctuation, Push("nbtarrayvalue")},
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},
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"argumentvalue": {
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Include("simplevalue"),
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{`,`, Punctuation, Pop(1)},
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{`[}\]]`, Punctuation, Pop(2)},
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},
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"argumentlist": {
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{`(nbt)(={)`, ByGroups(NameAttribute, Punctuation), Push("nbtobjectvalue")},
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{`([A-Za-z0-9/_!]+)(={)`, ByGroups(NameAttribute, Punctuation), Push("argumentlist")},
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{`([A-Za-z0-9/_!]+)(=)`, ByGroups(NameAttribute, Punctuation), Push("argumentvalue")},
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Include("simplevalue"),
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{`,`, Punctuation, nil},
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{`[}\]]`, Punctuation, Pop(1)},
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},
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"root": {
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{`#.*?\n`, CommentSingle, nil},
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{Words(`/?`, `\b`, `ability`, `attributes`, `advancement`,
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`ban`, `ban-ip`, `banlist`, `bossbar`,
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`camerashake`, `classroommode`, `clear`,
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`clearspawnpoint`, `clone`, `code`, `collect`,
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`createagent`, `data`, `datapack`, `debug`,
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`defaultgamemode`, `deop`, `destroy`, `detect`,
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`detectredstone`, `difficulty`, `dropall`,
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`effect`, `enchant`, `event`, `execute`,
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`experience`, `fill`, `flog`, `forceload`,
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`function`, `gamemode`, `gamerule`,
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`geteduclientinfo`, `give`, `help`, `item`,
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`immutableworld`, `kick`, `kill`, `list`,
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`locate`, `locatebiome`, `loot`, `me`, `mixer`,
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`mobevent`, `move`, `msg`, `music`, `op`,
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`pardon`, `particle`, `playanimation`,
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`playsound`, `position`, `publish`,
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`raytracefog`, `recipe`, `reload`, `remove`,
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`replaceitem`, `ride`, `save`, `save-all`,
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`save-off`, `save-on`, `say`, `schedule`,
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`scoreboard`, `seed`, `setblock`,
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`setidletimeout`, `setmaxplayers`,
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`setworldspawn`, `spawnpoint`, `spectate`,
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`spreadplayers`, `stop`, `stopsound`,
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`structure`, `summon`, `tag`, `team`, `teammsg`,
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`teleport`, `tell`, `tellraw`, `testfor`,
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`testforblock`, `testforblocks`, `tickingarea`,
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`time`, `title`, `toggledownfall`, `tp`,
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`tpagent`, `transfer`, `transferserver`,
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`trigger`, `turn`, `w`, `weather`, `whitelist`,
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`worldborder`, `worldbuilder`, `wsserver`, `xp`,
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), KeywordReserved, nil},
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{Words(``, ``, `@p`, `@r`, `@a`, `@e`, `@s`, `@c`, `@v`),
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KeywordConstant, nil},
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{`\[`, Punctuation, Push("argumentlist")},
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{`{`, Punctuation, Push("nbtobjectvalue")},
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{`~`, NameBuiltin, nil},
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{`([a-zA-Z_]+:)?[a-zA-Z_]+\b`, Text, nil},
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{`([a-z]+)(\.)([0-9]+)\b`, ByGroups(Text, Punctuation, LiteralNumber), nil},
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{`([<>=]|<=|>=)`, Punctuation, nil},
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Include("simplevalue"),
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{`\s+`, TextWhitespace, nil},
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},
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},
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))

Diff for: ‎lexers/testdata/mcfunction.actual

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fill 29 4 26 ~ ~ ~ minecraft:air replace minecraft:water
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# NBT (JSON-like) value.
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summon zombie ~ ~ ~ {NoAI:1b}
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# Target selector
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gamemode creative @a
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# With argument
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kill @e[type=chicken,nested={a0=0,a1=1}]
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# Ragne
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kill @e[y_rotation=0..180]

Diff for: ‎lexers/testdata/mcfunction.expected

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[
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{"type":"KeywordReserved","value":"fill"},
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{"type":"TextWhitespace","value":" "},
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{"type":"LiteralNumberInteger","value":"29"},
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{"type":"TextWhitespace","value":" "},
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{"type":"LiteralNumberInteger","value":"4"},
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{"type":"TextWhitespace","value":" "},
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{"type":"LiteralNumberInteger","value":"26"},
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{"type":"TextWhitespace","value":" "},
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{"type":"NameBuiltin","value":"~"},
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{"type":"TextWhitespace","value":" "},
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{"type":"NameBuiltin","value":"~"},
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{"type":"TextWhitespace","value":" "},
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{"type":"NameBuiltin","value":"~"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Text","value":"minecraft:air"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Text","value":"replace"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Text","value":"minecraft:water"},
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{"type":"TextWhitespace","value":"\n\n"},
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{"type":"CommentSingle","value":"# NBT (JSON-like) value.\n"},
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{"type":"KeywordReserved","value":"summon"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Text","value":"zombie"},
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{"type":"TextWhitespace","value":" "},
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{"type":"NameBuiltin","value":"~"},
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{"type":"TextWhitespace","value":" "},
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{"type":"NameBuiltin","value":"~"},
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{"type":"TextWhitespace","value":" "},
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{"type":"NameBuiltin","value":"~"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Punctuation","value":"{"},
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{"type":"NameTag","value":"NoAI"},
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{"type":"Punctuation","value":":"},
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{"type":"LiteralNumber","value":"1b"},
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{"type":"Punctuation","value":"}"},
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{"type":"TextWhitespace","value":"\n\n"},
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{"type":"CommentSingle","value":"# Target selector\n"},
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{"type":"KeywordReserved","value":"gamemode"},
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{"type":"TextWhitespace","value":" "},
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{"type":"Text","value":"creative"},
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{"type":"TextWhitespace","value":" "},
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{"type":"KeywordConstant","value":"@a"},
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{"type":"TextWhitespace","value":"\n\n"},
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{"type":"CommentSingle","value":"# With argument\n"},
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{"type":"KeywordReserved","value":"kill"},
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{"type":"TextWhitespace","value":" "},
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{"type":"KeywordConstant","value":"@e"},
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{"type":"Punctuation","value":"["},
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{"type":"NameAttribute","value":"type"},
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{"type":"Punctuation","value":"="},
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{"type":"Text","value":"chicken"},
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{"type":"Punctuation","value":","},
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{"type":"NameAttribute","value":"nested"},
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{"type":"Punctuation","value":"={"},
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{"type":"NameAttribute","value":"a0"},
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{"type":"Punctuation","value":"="},
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{"type":"LiteralNumberInteger","value":"0"},
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{"type":"Punctuation","value":","},
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{"type":"NameAttribute","value":"a1"},
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{"type":"Punctuation","value":"="},
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{"type":"LiteralNumberInteger","value":"1"},
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{"type":"Punctuation","value":"}]"},
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{"type":"TextWhitespace","value":"\n\n"},
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{"type":"CommentSingle","value":"# Ragne\n"},
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{"type":"KeywordReserved","value":"kill"},
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{"type":"TextWhitespace","value":" "},
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{"type":"KeywordConstant","value":"@e"},
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{"type":"Punctuation","value":"["},
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{"type":"NameAttribute","value":"y_rotation"},
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{"type":"Punctuation","value":"="},
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{"type":"LiteralNumberInteger","value":"0"},
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{"type":"Punctuation","value":".."},
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{"type":"LiteralNumberInteger","value":"180"},
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{"type":"Punctuation","value":"]"},
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{"type":"TextWhitespace","value":"\n"}
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]

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