lpython/src/lpython/pickle.cpp at Smit-create-patch-1 · kinshukdua/lpython · GitHub

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#include <string>

#include <lpython/pickle.h>

#include <lpython/parser/parser.h>

#include <lpython/parser/parser.tab.hh>

#include <libasr/asr_utils.h>

#include <libasr/string_utils.h>

using LFortran::AST::ast_t;

using LFortran::AST::Declaration_t;

using LFortran::AST::expr_t;

using LFortran::AST::stmt_t;

using LFortran::AST::Name_t;

using LFortran::AST::Num_t;

using LFortran::AST::BinOp_t;

using LFortran::AST::UnaryOp_t;

using LFortran::AST::Compare_t;

using LFortran::AST::If_t;

using LFortran::AST::Assignment_t;

using LFortran::AST::WhileLoop_t;

using LFortran::AST::Exit_t;

using LFortran::AST::Return_t;

using LFortran::AST::Cycle_t;

using LFortran::AST::DoLoop_t;

using LFortran::AST::Subroutine_t;

using LFortran::AST::Function_t;

using LFortran::AST::Program_t;

using LFortran::AST::astType;

using LFortran::AST::exprType;

using LFortran::AST::stmtType;

using LFortran::AST::operatorType;

using LFortran::AST::unaryopType;

using LFortran::AST::cmpopType;

using LFortran::AST::TranslationUnit_t;

using LFortran::AST::PickleBaseVisitor;

namespace LFortran {

std::string pickle(int token, const LFortran::YYSTYPE &yystype,

bool /* colors */)

{

std::string t;

t += "(";

if (token >= yytokentype::TK_NAME && token <= TK_FALSE) {

t += "TOKEN";

} else if (token == yytokentype::TK_NEWLINE) {

t += "NEWLINE";

t += ")";

return t;

} else if (token == yytokentype::END_OF_FILE) {

t += "EOF";

t += ")";

return t;

} else {

t += "KEYWORD";

}

t += " \"";

t += token2text(token);

t += "\"";

if (token == yytokentype::TK_NAME) {

t += " " + yystype.string.str();

} else if (token == yytokentype::TK_INTEGER) {

t += " " + yystype.int_suffix.int_n.str();

if (yystype.int_suffix.int_kind.p) {

t += "_" + yystype.int_suffix.int_kind.str();

}

} else if (token == yytokentype::TK_STRING) {

t = t + " " + "\"" + yystype.string.str() + "\"";

} else if (token == yytokentype::TK_BOZ_CONSTANT) {

t += " " + yystype.string.str();

}

t += ")";

return t;

}

std::string op2str(const operatorType type)

{

switch (type) {

case (operatorType::Add) : return "+";

case (operatorType::Sub) : return "-";

case (operatorType::Mul) : return "*";

case (operatorType::Div) : return "/";

case (operatorType::Pow) : return "**";

}

throw std::runtime_error("Unknown type");

}

std::string unop2str(const unaryopType type)

{

switch (type) {

case (unaryopType::Invert) : return "inv";

case (unaryopType::Not) : return "not";

case (unaryopType::UAdd) : return "u+";

case (unaryopType::USub) : return "u-";

}

throw std::runtime_error("Unknown type");

}

std::string compare2str(const cmpopType type)

{

switch (type) {

case (cmpopType::Eq) : return "==";

case (cmpopType::NotEq) : return "/=";

case (cmpopType::Lt) : return "<";

case (cmpopType::LtE) : return "<=";

case (cmpopType::Gt) : return ">";

case (cmpopType::GtE) : return ">=";

}

throw std::runtime_error("Unknown type");

}

class PickleVisitor : public PickleBaseVisitor<PickleVisitor>

{

public:

void visit_BinOp(const BinOp_t &x) {

s.append("(");

// We do not print BinOp +, but rather just +. It is still uniquely

// determined that + means BinOp's +.

s.append(expr2str(x.base.type));

s.append(" ");

s.append(op2str(x.m_op));

s.append(" ");

this->visit_expr(*x.m_left);

s.append(" ");

this->visit_expr(*x.m_right);

s.append(")");

}

void visit_UnaryOp(const UnaryOp_t &x) {

s.append("(");

s.append(unop2str(x.m_op));

s.append(" ");

this->visit_expr(*x.m_operand);

s.append(")");

}

void visit_Compare(const Compare_t &x) {

s.append("(");

s.append(compare2str(x.m_op));

s.append(" ");

this->visit_expr(*x.m_left);

s.append(" ");

this->visit_expr(*x.m_right);

s.append(")");

}

void visit_Name(const Name_t &x) {

if (use_colors) {

s.append(color(fg::yellow));

}

s.append(x.m_id);

if (use_colors) {

s.append(color(fg::reset));

}

void visit_Num(const Num_t &x) {

if (use_colors) {

s.append(color(fg::cyan));

}

s.append(BigInt::int_to_str(x.m_n));

if (use_colors) {

s.append(color(fg::reset));

}

if (x.m_kind) {

s += "_";

s += x.m_kind;

}

std::string get_str() {

return s;

}

};

std::string pickle(LFortran::AST::ast_t &ast, bool colors, bool indent) {

PickleVisitor v;

v.use_colors = colors;

v.indent = indent;

v.visit_ast(ast);

return v.get_str();

}

std::string pickle(AST::TranslationUnit_t &ast, bool colors,bool indent) {

PickleVisitor v;

v.use_colors = colors;

v.indent = indent;

v.visit_ast((AST::ast_t&)(ast));

return v.get_str();

}

/* -----------------------------------------------------------------------*/

// ASR

class ASRPickleVisitor :

public LFortran::ASR::PickleBaseVisitor<ASRPickleVisitor>

{

public:

bool show_intrinsic_modules;

std::string get_str() {

return s;

}

void visit_symbol(const ASR::symbol_t &x) {

s.append(LFortran::ASRUtils::symbol_parent_symtab(&x)->get_counter());

s.append(" ");

if (use_colors) {

s.append(color(fg::yellow));

}

s.append(LFortran::ASRUtils::symbol_name(&x));

if (use_colors) {

s.append(color(fg::reset));

}

void visit_ConstantInteger(const ASR::ConstantInteger_t &x) {

s.append("(");

if (use_colors) {

s.append(color(style::bold));

s.append(color(fg::magenta));

}

s.append("ConstantInteger");

if (use_colors) {

s.append(color(fg::reset));

s.append(color(style::reset));

}

s.append(" ");

if (use_colors) {

s.append(color(fg::cyan));

}

s.append(std::to_string(x.m_n));

if (use_colors) {

s.append(color(fg::reset));

}

s.append(" ");

this->visit_ttype(*x.m_type);

s.append(")");

}

void visit_Module(const ASR::Module_t &x) {

if (!show_intrinsic_modules &&

startswith(x.m_name, "lfortran_intrinsic_")) {

s.append("(");

if (use_colors) {

s.append(color(style::bold));

s.append(color(fg::magenta));

}

s.append("IntrinsicModule");

if (use_colors) {

s.append(color(fg::reset));

s.append(color(style::reset));

}

s.append(" ");

s.append(x.m_name);

s.append(")");

} else {

LFortran::ASR::PickleBaseVisitor<ASRPickleVisitor>::visit_Module(x);

};

}

};

std::string pickle(LFortran::ASR::asr_t &asr, bool colors, bool indent,

bool show_intrinsic_modules) {

ASRPickleVisitor v;

v.use_colors = colors;

v.indent = indent;

v.show_intrinsic_modules = show_intrinsic_modules;

v.visit_asr(asr);

return v.get_str();

}

std::string pickle(LFortran::ASR::TranslationUnit_t &asr, bool colors, bool indent, bool show_intrinsic_modules) {

return pickle((ASR::asr_t &)asr, colors, indent, show_intrinsic_modules);

}

lpython/src/lpython/pickle.cpp at Smit-create-patch-1 · kinshukdua/lpython · GitHub

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