parser

package

v0.0.0-...-df06595 Latest Latest Go to latest Published: Feb 25, 2024 License: GPL-3.0 Imports: 11 Imported by: 0

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Repository

github.com/nnsgmsone/nexus

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
func EndsInSemicolon(spl string) bool
func LastLexicalToken(spl string) (lastTok int, ok bool)
func Parse(spl string) (*tree.Select, error)
func SplitFirstStatement(spl string) (pos int, ok bool)
type Parser
type TokenString
- func Tokens(spl string) (tokens []TokenString, ok bool)

Constants ¶

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const AND = 57353

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const AS = 57354

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const ASC = 57355

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const BOOL = 57356

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const BY = 57357

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const CAST = 57358

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const DEDUP = 57360

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const DESC = 57359

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const DOUBLE = 57361

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const ERROR = 57345

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const EVAL = 57362

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const EXTRACT = 57372

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const FALSE = 57363

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const FCONST = 57348

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const GREATER_EQUALS = 57351

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const ICONST = 57347

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const IDENT = 57346

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const IMPORT = 57364

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const LESS_EQUALS = 57350

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const LIMIT = 57365

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const LONG = 57366

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const LUA = 57367

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const LUA_FILE = 57368

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const NOT = 57369

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const NOT_EQUALS = 57352

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const OR = 57370

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const ORDER = 57371

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const SCONST = 57349

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const STATS = 57373

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const STRING = 57374

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const TRUE = 57375

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const TYPE = 57376

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const WHERE = 57377

Variables ¶

This section is empty.

Functions ¶

func EndsInSemicolon ¶

func EndsInSemicolon(spl string) bool

EndsInSemicolon returns true if the last lexical token is a semicolon.

func LastLexicalToken ¶

func LastLexicalToken(spl string) (lastTok int, ok bool)

LastLexicalToken returns the last lexical token. If the string has no lexical tokens, returns 0 and ok=false.

func Parse ¶

func Parse(spl string) (*tree.Select, error)

func SplitFirstStatement ¶

func SplitFirstStatement(spl string) (pos int, ok bool)

SplitFirstStatement returns the length of the prefix of the string up to and including the first semicolon that separates statements. If there is no semicolon, returns ok=false.

Types ¶

type Parser ¶

type Parser struct {
	// contains filtered or unexported fields
}

type TokenString ¶

type TokenString struct {
	TokenID int32
	Str     string
}

TokenString is the unit value returned by Tokens.

func Tokens ¶

func Tokens(spl string) (tokens []TokenString, ok bool)

Tokens decomposes the input into lexical tokens.

Source Files ¶

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