Crate lua_parser

let source = " <lua source code> ";

let block = match lua_parser::parse_str(&source) {
    Ok(block) => block,
    Err(err) => {
        println!("{}", err);
        return;
    }
};

println!("AST:\n{:#?}", block);

Structs

AttName

pair of variable name and attribute.

Block

block of statements. return statement must be optionally placed at the end of the block.

ExprBinaryData

Internal data for binary operation

ExprBool

lua boolean literal value

ExprFunction

unnamed function

ExprFunctionCall

function call. prefix(args) or prefix:method(args).

ExprIdent

just identifier

ExprNil

ExprNumeric

lua numeric literal value

ExprString

lua string literal value

ExprTable

table constructor, a list of fields

ExprTableIndex

table[index], table.index

ExprUnaryData

Internal data for unary operation

ExprVariadic

...

FunctionCallArguments

FunctionName

function name. a sequence of identifiers separated by dots, and an optional colon followed by an identifier. e.g. a.b.c:d

InvalidToken

ParameterList

parameter list for named & anonymous function definition

Parser

struct that holds parser data, DFA tables

ReturnStatement

return statement

Span

range of a token in the source code

SpannedString

string with span information.

StmtAssignment

l0, l1, l2 = r0, r1, r2. variadic ... can be used in both l and r

StmtBreak

break statement

StmtDo

do - end statements block

StmtElseIf

else-if fragment for if statements

StmtFor

for statement with start, end, step.

StmtForGeneric

for statement with generic expressions.

StmtFunctionDefinition

function definition statement.

StmtFunctionDefinitionLocal

local function definition statement.

StmtGoto

Goto statement

StmtIf

if statement

StmtLabel

label definition

StmtLocalDeclaration

local variable declaration.

StmtNone

StmtRepeat

repeat statement

StmtWhile

while statement

TableFieldKeyValue

table field constructor [key] = value

TableFieldNameValue

table field constructor name = value

TableFieldValue

table field constructor value

Token

Token classification and metadata.

Tokenizer

lazy tokenize iterator.

Enums

Attrib

local variable attribute. either const or close.

ChunkOrExpressions

for interpreter to handle both chunk and expression

ExprBinary

binary operation. lhs OP rhs

ExprUnary

unary operation. OP x

Expression

lua value & expression

IntOrFloat

Lua’s numeric representation, can be either integer or float.

ParseError

error when tokenizing & parsing lua source code

Statement

lua statement

TableField

table field

TokenizeError

Functions

parse_bytes

parse lua source code to AST

parse_str

parse lua source code to AST

Type Aliases

Context

type alias for Context

FloatType

type alias for lua float type.

IntType

type alias for lua integer type.

InvalidTerminalError

type alias for InvalidTerminalError

StmtFunctionCall

function call statement.