58 lines
2.0 KiB
Go
58 lines
2.0 KiB
Go
|
package p
|
||
|
|
|
||
|
|
import (
|
||
|
|
. "github.com/alecthomas/chroma" // nolint
|
||
|
|
"github.com/alecthomas/chroma/lexers/internal"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Pig lexer.
|
||
|
|
var Pig = internal.Register(MustNewLexer(
|
||
|
|
&Config{
|
||
|
|
Name: "Pig",
|
||
|
|
Aliases: []string{"pig"},
|
||
|
|
Filenames: []string{"*.pig"},
|
||
|
|
MimeTypes: []string{"text/x-pig"},
|
||
|
|
CaseInsensitive: true,
|
||
|
|
},
|
||
|
|
Rules{
|
||
|
|
"root": {
|
||
|
|
{`\s+`, Text, nil},
|
||
|
|
{`--.*`, Comment, nil},
|
||
|
|
{`/\*[\w\W]*?\*/`, CommentMultiline, nil},
|
||
|
|
{`\\\n`, Text, nil},
|
||
|
|
{`\\`, Text, nil},
|
||
|
|
{`\'(?:\\[ntbrf\\\']|\\u[0-9a-f]{4}|[^\'\\\n\r])*\'`, LiteralString, nil},
|
||
|
|
Include("keywords"),
|
||
|
|
Include("types"),
|
||
|
|
Include("builtins"),
|
||
|
|
Include("punct"),
|
||
|
|
Include("operators"),
|
||
|
|
{`[0-9]*\.[0-9]+(e[0-9]+)?[fd]?`, LiteralNumberFloat, nil},
|
||
|
|
{`0x[0-9a-f]+`, LiteralNumberHex, nil},
|
||
|
|
{`[0-9]+L?`, LiteralNumberInteger, nil},
|
||
|
|
{`\n`, Text, nil},
|
||
|
|
{`([a-z_]\w*)(\s*)(\()`, ByGroups(NameFunction, Text, Punctuation), nil},
|
||
|
|
{`[()#:]`, Text, nil},
|
||
|
|
{`[^(:#\'")\s]+`, Text, nil},
|
||
|
|
{`\S+\s+`, Text, nil},
|
||
|
|
},
|
||
|
|
"keywords": {
|
||
|
|
{`(assert|and|any|all|arrange|as|asc|bag|by|cache|CASE|cat|cd|cp|%declare|%default|define|dense|desc|describe|distinct|du|dump|eval|exex|explain|filter|flatten|foreach|full|generate|group|help|if|illustrate|import|inner|input|into|is|join|kill|left|limit|load|ls|map|matches|mkdir|mv|not|null|onschema|or|order|outer|output|parallel|pig|pwd|quit|register|returns|right|rm|rmf|rollup|run|sample|set|ship|split|stderr|stdin|stdout|store|stream|through|union|using|void)\b`, Keyword, nil},
|
||
|
|
},
|
||
|
|
"builtins": {
|
||
|
|
{`(AVG|BinStorage|cogroup|CONCAT|copyFromLocal|copyToLocal|COUNT|cross|DIFF|MAX|MIN|PigDump|PigStorage|SIZE|SUM|TextLoader|TOKENIZE)\b`, NameBuiltin, nil},
|
||
|
|
},
|
||
|
|
"types": {
|
||
|
|
{`(bytearray|BIGINTEGER|BIGDECIMAL|chararray|datetime|double|float|int|long|tuple)\b`, KeywordType, nil},
|
||
|
|
},
|
||
|
|
"punct": {
|
||
|
|
{`[;(){}\[\]]`, Punctuation, nil},
|
||
|
|
},
|
||
|
|
"operators": {
|
||
|
|
{`[#=,./%+\-?]`, Operator, nil},
|
||
|
|
{`(eq|gt|lt|gte|lte|neq|matches)\b`, Operator, nil},
|
||
|
|
{`(==|<=|<|>=|>|!=)`, Operator, nil},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
))
|