fsw::script::anonymous_namespace{Lexer.cpp}::Lexer Struct Reference

Collaboration diagram for fsw::script::anonymous_namespace{Lexer.cpp}::Lexer:

Public Member Functions
	Lexer (const std::string &s)
void	fail (Diag code, uint32_t l, uint32_t c, std::string msg)
void	push (Tok k, uint32_t l, uint32_t c, uint32_t len, std::string text={}, double num=0.0)
char	peek (size_t off=0) const
void	run ()
bool	handleLineStart (bool &at_line_start)
	Measure one line's indentation and emit INDENT/DEDENT.
bool	lexToken ()

Public Attributes
const std::string &	src
LexResult	out
size_t	i = 0
uint32_t	line = 1
uint32_t	col = 1
std::vector< uint32_t >	indents {0}
	Column stack for open blocks; [0] is always 0.
uint32_t	unit = 0
	Set by the first indented line; every later indent must be a multiple of it.
bool	failed = false

Detailed Description

Definition at line 98 of file Lexer.cpp.

Constructor & Destructor Documentation

Lexer()

fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::Lexer ( const std::string & s )

inlineexplicit

Definition at line 110 of file Lexer.cpp.

References src.

Member Function Documentation

fail()

void fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::fail ( Diag code, uint32_t l, uint32_t c, std::string msg )

inline

Definition at line 113 of file Lexer.cpp.

References failed, and out.

Referenced by handleLineStart(), and lexToken().

handleLineStart()

bool fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::handleLineStart ( bool & at_line_start )

inline

Measure one line's indentation and emit INDENT/DEDENT.

Returns

false on a hard error. Sets at_line_start=false when real content follows.

Definition at line 186 of file Lexer.cpp.

References fsw::script::BadDedent, fsw::script::BadIndentUnit, col, fsw::script::Dedent, fail(), i, fsw::script::Indent, indents, fsw::script::kMaxIndentUnit, line, push(), src, fsw::script::TabIndent, and unit.

Referenced by run().

lexToken()

bool fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::lexToken ( )

inline

Definition at line 259 of file Lexer.cpp.

References a, fsw::script::Assign, b, fsw::script::BadNumber, ch(), col, fsw::script::Colon, fsw::script::Comma, fsw::script::Eof, fsw::script::EqEq, fail(), fsw::script::Ge, fsw::script::Gt, i, fsw::script::anonymous_namespace{Lexer.cpp}::identChar(), fsw::script::anonymous_namespace{Lexer.cpp}::identStart(), fsw::script::anonymous_namespace{Lexer.cpp}::keywordOf(), fsw::script::Le, line, fsw::script::LParen, fsw::script::Lt, fsw::script::Minus, fsw::script::Ne, fsw::script::Number, peek(), fsw::script::Plus, push(), fsw::script::RParen, fsw::script::Slash, src, fsw::script::Star, start(), and fsw::script::UnexpectedChar.

Referenced by run().

peek()

char fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::peek ( size_t off = 0 ) const

inline

Definition at line 132 of file Lexer.cpp.

References i, and src.

Referenced by lexToken(), and run().

push()

void fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::push ( Tok k, uint32_t l, uint32_t c, uint32_t len, std::string text = {}, double num = 0.0 )

inline

Definition at line 120 of file Lexer.cpp.

Referenced by handleLineStart(), lexToken(), and run().

run()

void fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::run ( )

inline

Definition at line 136 of file Lexer.cpp.

References col, fsw::script::Dedent, fsw::script::Eof, failed, handleLineStart(), i, indents, lexToken(), line, fsw::script::Newline, out, peek(), push(), and src.

Member Data Documentation

col

uint32_t fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::col = 1

Definition at line 103 of file Lexer.cpp.

Referenced by handleLineStart(), lexToken(), and run().

failed

bool fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::failed = false

Definition at line 108 of file Lexer.cpp.

Referenced by test_ota_flash.Results::check(), fail(), and run().

i

size_t fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::i = 0

Definition at line 101 of file Lexer.cpp.

Referenced by handleLineStart(), lexToken(), peek(), and run().

indents

std::vector<uint32_t> fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::indents {0}

Column stack for open blocks; [0] is always 0.

Definition at line 105 of file Lexer.cpp.

Referenced by handleLineStart(), and run().

line

uint32_t fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::line = 1

Definition at line 102 of file Lexer.cpp.

Referenced by handleLineStart(), lexToken(), and run().

out

LexResult fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::out

Definition at line 100 of file Lexer.cpp.

Referenced by fail(), run(), test_injector_layout.TestOldFlatDesigns::test_calls_out_the_thin_lox_web(), test_injector_layout.TestChannels::test_channel_flow_area_is_reported_against_the_orifices(), test_injector_layout.TestOldFlatDesigns::test_crams_every_element_onto_a_circle_narrower_than_the_throat(), test_injector_layout.TestChannels::test_drawn_passages_start_on_the_flank_and_end_on_the_floor(), test_injector_layout.TestChannels::test_flat_floor_leaves_an_acute_inlet_lip_and_no_short_wall_rule(), test_injector_layout.TestChannels::test_lands_between_are_what_is_left(), test_injector_layout.TestOldFlatDesigns::test_leaves_no_room_at_the_axis(), test_injector_layout.TestChannels::test_numbers_as_drawn(), test_injector_layout.TestChannels::test_passage_runs_its_L_over_d_to_the_channel_floor(), test_injector_layout.TestEnvelope::test_sleeve_from_the_requirements(), test_injector_layout.TestOldFlatDesigns::test_sp8089_included_angle(), and test_injector_layout.TestChannels::test_the_section_dimensions_each_channel_and_its_hole_axis_meets_it().

src

const std::string& fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::src

Definition at line 99 of file Lexer.cpp.

Referenced by handleLineStart(), Lexer(), lexToken(), peek(), and run().

unit

uint32_t fsw::script::anonymous_namespace{Lexer.cpp}::Lexer::unit = 0

Set by the first indented line; every later indent must be a multiple of it.

0 = unset.

Definition at line 107 of file Lexer.cpp.

Referenced by handleLineStart().

---

The documentation for this struct was generated from the following file:

• daq-server/diablo_server/lib/src/script/Lexer.cpp