statement.c File Reference

Logic for parsing statements into an AST. More...

#include "data.h"
#include "parse.h"
#include "translate/llvm.h"
#include "translate/translate.h"

Include dependency graph for statement.c:

Functions
void	match_token (TokenType type)
	Ensure current token is of a given type, and scan the next token if so. More...
TokenType	match_tokens (TokenType types[], int n_types)
int	match_type (Number *out)
	Matches a valid type in the input stream. More...
TokenType	check_for_type (void)
	Ensure current token is a type token, and scan the next token if so. More...
static ASTNode *	print_statement (void)
	Parse a print statement into an AST. More...
static ASTNode *	assignment_statement (void)
	Parse an assignment statement into an AST. More...
static ASTNode *	if_statement (void)
	Parse an if statement into an AST. More...
static ASTNode *	while_statement (void)
	Parse a while statement into an AST. More...
static ASTNode *	for_statement (void)
	Parse a for statement into an AST. More...
static ASTNode *	return_statement (void)
ASTNode *	parse_statements (void)
	Parse a set of statements into ASTs and generate them into an AST. More...

Detailed Description

Logic for parsing statements into an AST.

Author

Charles Averill

Date

14-Sep-2022

Function Documentation

assignment_statement()

static ASTNode * assignment_statement ( void  )

static

Parse an assignment statement into an AST.

Returns

ASTNode* AST for assignment

check_for_type()

TokenType check_for_type

(

void

)

Ensure current token is a type token, and scan the next token if so.

Returns

NumberType Type of variable

for_statement()

static ASTNode * for_statement ( void  )

static

Parse a for statement into an AST.

Returns

ASTNode* AST for for statement

if_statement()

static ASTNode * if_statement ( void  )

static

Parse an if statement into an AST.

Returns

ASTNode* AST for if statement

match_token()

void match_token

(

TokenType

type

)

Ensure current token is of a given type, and scan the next token if so.

Parameters

type	TokenType to ensure

match_tokens()

TokenType match_tokens	(	TokenType	types[],
		int	n_types
	)

match_type()

int match_type

(

Number *

out

)

Matches a valid type in the input stream.

Parameters

out	Pointer to Number struct to fill with parsed data

Returns

int 0 if out is filled properly, 1 if the scanned type is "void"

parse_statements()

ASTNode * parse_statements

(

void

)

Parse a set of statements into ASTs and generate them into an AST.

Returns

AST for a group of statements

print_statement()

static ASTNode * print_statement ( void  )

static

Parse a print statement into an AST.

Returns

ASTNode* AST for print statement

return_statement()

static ASTNode * return_statement ( void  )

static

while_statement()

static ASTNode * while_statement ( void  )

static

Parse a while statement into an AST.

Returns

ASTNode* AST for while statement