\repeat { \repeat } \alternative
*/
-%right FUNCTION_ARGUMENTS
- MARKUP LYRICS_STRING MARKUP_IDENTIFIER STRING STRING_IDENTIFIER
- MARKUPLIST WITH CONTEXT_MOD_IDENTIFIER MARKUPLIST_IDENTIFIER
- SCORE BOOK BOOKPART PAPER LAYOUT MIDI
- SEQUENTIAL SIMULTANEOUS DOUBLE_ANGLE_OPEN MUSIC_IDENTIFIER '{'
- PITCH_IDENTIFIER NOTENAME_PITCH TONICNAME_PITCH
- SCM_FUNCTION SCM_IDENTIFIER SCM_TOKEN
- UNSIGNED DURATION_IDENTIFIER
- CHORDMODE CHORDS DRUMMODE DRUMS FIGUREMODE FIGURES LYRICMODE LYRICS
- NOTEMODE
- CONTEXT TIMES NEWCONTEXT
-
- /* The above are the symbols that can start function arguments */
-
+%nonassoc COMPOSITE
%left ADDLYRICS
+
+ /* ADDLYRICS needs to have lower precedence than argument scanning,
+ * or we won't be able to tell music apart from closed_music without
+ * lookahead in the context of function calls.
+ */
+
+%nonassoc DEFAULT
+
+ /* \default is only applied after exhausting function arguments */
+
+%nonassoc FUNCTION_ARGLIST
+
+ /* expressions with units are permitted into argument lists */
+
+%right PITCH_IDENTIFIER NOTENAME_PITCH TONICNAME_PITCH
+ UNSIGNED REAL DURATION_IDENTIFIER ':'
+
+ /* The above are the symbols that can start optional function arguments
+ that are recognized in the grammar rather than by predicate
+ */
+
+%nonassoc NUMBER_IDENTIFIER '/'
+
+ /* Number-unit expressions, where permitted, are concatenated into
+ * function arguments, just like fractions and tremoli. Tremoli must
+ * not have higher precedence than UNSIGNED, or Lilypond will not
+ * join ':' with a following optional number.
+ */
+
%left PREC_TOP
#include "warn.hh"
#define MYBACKUP(Token, Value, Location) \
- do \
- if (yychar == YYEMPTY) \
+do \
+ if (yychar == YYEMPTY) \
+ { \
+ if (Token) \
PARSER->lexer_->push_extra_token (Token, Value); \
- else \
- PARSER->parser_error \
- (Location, _("cannot backup token")); \
- while (0)
+ PARSER->lexer_->push_extra_token (BACKUP); \
+ } else { \
+ PARSER->parser_error \
+ (Location, _("Too much lookahead")); \
+ } \
+while (0)
+
+
+#define MYREPARSE(Location, Pred, Token, Value) \
+do \
+ if (yychar == YYEMPTY) \
+ { \
+ PARSER->lexer_->push_extra_token (Token, Value); \
+ PARSER->lexer_->push_extra_token (REPARSE, \
+ Pred); \
+ } else { \
+ PARSER->parser_error \
+ (Location, _("Too much lookahead")); \
+ } \
+while (0)
%}
Output_def *outputdef;
SCM scm;
std::string *string;
- Music *music;
Score *score;
int i;
}
scm_apply_0 (proc, args)
/* Syntactic Sugar. */
#define MAKE_SYNTAX(name, location, ...) \
- LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant (name), scm_list_n (PARSER->self_scm (), make_input (location), ##__VA_ARGS__, SCM_UNDEFINED));
+ LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant (name), scm_list_n (PARSER->self_scm (), make_input (location) , ##__VA_ARGS__, SCM_UNDEFINED));
#define START_MAKE_SYNTAX(name, ...) \
- scm_list_n (ly_lily_module_constant (name), ##__VA_ARGS__, SCM_UNDEFINED)
+ scm_list_n (ly_lily_module_constant (name) , ##__VA_ARGS__, SCM_UNDEFINED)
#define FINISH_MAKE_SYNTAX(start, location, ...) \
LOWLEVEL_MAKE_SYNTAX (scm_car (start), scm_cons2 (PARSER->self_scm (), make_input (location), scm_append_x (scm_list_2 (scm_cdr (start), scm_list_n (__VA_ARGS__, SCM_UNDEFINED)))))
static Music *make_music_with_input (SCM name, Input where);
-SCM check_scheme_arg (Lily_parser *parser, Input loc, SCM fallback,
+SCM check_scheme_arg (Lily_parser *parser, Input loc,
SCM arg, SCM args, SCM pred);
SCM loc_on_music (Input loc, SCM arg);
-SCM get_first_context_id (SCM type, Music *m);
SCM make_chord_elements (SCM pitch, SCM dur, SCM modification_list);
SCM make_chord_step (int step, Rational alter);
SCM make_simple_markup (SCM a);
-SCM try_unpack_lyrics (SCM pred, SCM arg);
bool is_duration (int t);
bool is_regular_identifier (SCM id);
-bool ly_input_procedure_p (SCM x);
int yylex (YYSTYPE *s, YYLTYPE *loc, void *v);
void set_music_properties (Music *p, SCM a);
%token DRUMS "\\drums"
%token FIGUREMODE "\\figuremode"
%token FIGURES "\\figures"
-%token GROBDESCRIPTIONS "\\grobdescriptions"
%token HEADER "\\header"
%token INVALID "\\version-error"
-%token KEY "\\key"
%token LAYOUT "\\layout"
%token LYRICMODE "\\lyricmode"
%token LYRICS "\\lyrics"
%token LYRICSTO "\\lyricsto"
-%token MARK "\\mark"
%token MARKUP "\\markup"
%token MARKUPLIST "\\markuplist"
%token MIDI "\\midi"
%token NAME "\\name"
%token NOTEMODE "\\notemode"
-%token ONCE "\\once"
%token OVERRIDE "\\override"
%token PAPER "\\paper"
%token REMOVE "\\remove"
%token SET "\\set"
%token SIMULTANEOUS "\\simultaneous"
%token TEMPO "\\tempo"
-%token TIMES "\\times"
%token TYPE "\\type"
%token UNSET "\\unset"
%token WITH "\\with"
/* Keyword token exceptions. */
-%token TIME_T "\\time"
%token NEWCONTEXT "\\new"
%token <i> E_UNSIGNED
-%token <i> UNSIGNED
+%token <scm> UNSIGNED
/* Artificial tokens, for more generic function syntax */
%token <i> EXPECT_MARKUP "markup?"
%token <i> EXPECT_PITCH "ly:pitch?"
%token <i> EXPECT_DURATION "ly:duration?"
%token <scm> EXPECT_SCM "scheme?"
-%token <scm> SKIPPED_SCM "(scheme?)"
+%token <scm> BACKUP "(backed-up?)"
+%token <scm> REPARSE "(reparsed?)"
%token <i> EXPECT_MARKUP_LIST "markup-list?"
%token <scm> EXPECT_OPTIONAL "optional?"
/* After the last argument. */
%token <scm> EVENT_FUNCTION
%token <scm> FRACTION
%token <scm> LYRICS_STRING
+%token <scm> LYRIC_ELEMENT
+%token <scm> LYRIC_ELEMENT_P
%token <scm> LYRIC_MARKUP_IDENTIFIER
%token <scm> MARKUP_FUNCTION
%token <scm> MARKUP_LIST_FUNCTION
%type <scm> closed_music
%type <scm> music
%type <scm> music_bare
+%type <scm> music_arg
%type <scm> complex_music
%type <scm> complex_music_prefix
%type <scm> mode_changed_music
%type <scm> music_list
%type <scm> assignment_id
%type <scm> bare_number
+%type <scm> bare_number_closed
%type <scm> unsigned_number
%type <scm> bass_figure
%type <scm> figured_bass_modification
%type <scm> embedded_scm_bare_arg
%type <scm> embedded_scm_closed
%type <scm> embedded_scm_chord_body
-%type <scm> embedded_scm_event
%type <scm> event_function_event
%type <scm> figure_list
%type <scm> figure_spec
%type <scm> full_markup_list
%type <scm> function_arglist
%type <scm> function_arglist_optional
-%type <scm> function_arglist_keep
+%type <scm> function_arglist_backup
+%type <scm> function_arglist_nonbackup
+%type <scm> function_arglist_skip
%type <scm> function_arglist_bare
%type <scm> function_arglist_closed
%type <scm> function_arglist_closed_optional
+%type <scm> function_arglist_common
+%type <scm> function_arglist_common_lyric
+%type <scm> function_arglist_common_minus
+%type <scm> function_arglist_closed_common
+%type <scm> function_arglist_keep
%type <scm> function_arglist_closed_keep
%type <scm> identifier_init
%type <scm> lilypond
%type <scm> lilypond_header
%type <scm> lilypond_header_body
%type <scm> lyric_element
+%type <scm> lyric_element_arg
+%type <scm> lyric_element_music
%type <scm> lyric_markup
%type <scm> markup
%type <scm> markup_braced_list
%type <scm> mode_changing_head_with_context
%type <scm> multiplied_duration
%type <scm> music_function_event
-%type <scm> music_function_event_arglist
%type <scm> music_function_chord_body
%type <scm> music_function_chord_body_arglist
%type <scm> new_chord
%type <scm> property_operation
%type <scm> property_path property_path_revved
%type <scm> scalar
-%type <scm> scalar_bare
%type <scm> scalar_closed
%type <scm> scm_function_call
%type <scm> scm_function_call_closed
embedded_scm_bare:
SCM_TOKEN
+ {
+ $$ = PARSER->lexer_->eval_scm ($1);
+ }
| SCM_IDENTIFIER
;
embedded_scm_arg:
embedded_scm_bare_arg
| scm_function_call
- | music
+ | music_arg
;
scm_function_call:
$$ = $1;
unsmob_context_def ($$)->origin ()->set_spot (@$);
}
- | context_def_spec_body GROBDESCRIPTIONS embedded_scm {
- Context_def*td = unsmob_context_def ($$);
+ | context_def_spec_body embedded_scm {
+ if (Context_mod *cm = unsmob_context_mod ($2)) {
+ SCM p = cm->get_mods ();
+ Context_def*td = unsmob_context_def ($$);
- for (SCM p = $3; scm_is_pair (p); p = scm_cdr (p)) {
- SCM tag = scm_caar (p);
-
- /* TODO: should make new tag "grob-definition" ? */
- td->add_context_mod (scm_list_3 (ly_symbol2scm ("assign"),
- tag, scm_cons (scm_cdar (p), SCM_EOL)));
+ for (; scm_is_pair (p); p = scm_cdr (p)) {
+ td->add_context_mod (scm_car (p));
+ }
+ } else {
+ PARSER->parser_error (@2, "context-mod expected");
}
}
| context_def_spec_body context_mod {
}
;
-music:
- simple_music
- | composite_music %prec FUNCTION_ARGUMENTS
+music: simple_music
+ | lyric_element_music
+ | composite_music %prec COMPOSITE
;
+music_arg:
+ simple_music
+ | composite_music %prec COMPOSITE
+ ;
repeated_music:
REPEAT simple_string unsigned_number music
{
$$ = $1;
}
+ | WITH embedded_scm_closed
+ {
+ if (unsmob_context_mod ($2))
+ $$ = $2;
+ else {
+ PARSER->parser_error (@2, "context-mod expected");
+ $$ = Context_mod ().smobbed_copy ();
+ }
+ }
;
optional_context_mod:
MUSIC_FUNCTION EXPECT_PITCH EXPECT_SCM EXPECT_SCM EXPECT_NO_MORE_ARGS
and this rule returns the reversed list of arguments. */
+function_arglist_skip:
+ function_arglist_common
+ | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_skip
+ {
+ $$ = scm_cons ($1, $3);
+ } %prec FUNCTION_ARGLIST
+ | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_skip
+ {
+ $$ = scm_cons ($1, $3);
+ } %prec FUNCTION_ARGLIST
+ | EXPECT_SCM EXPECT_DURATION function_arglist_skip
+ {
+ $$ = scm_cons ($1, $3);
+ } %prec FUNCTION_ARGLIST
+ ;
-function_arglist:
- function_arglist_bare
- | EXPECT_SCM function_arglist_optional embedded_scm_arg
+
+function_arglist_nonbackup:
+ EXPECT_OPTIONAL EXPECT_PITCH function_arglist pitch_also_in_chords {
+ $$ = scm_cons ($4, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed duration_length {
+ $$ = scm_cons ($4, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist embedded_scm_arg_closed
{
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED,
- $3, $2, $1);
+ $$ = check_scheme_arg (PARSER, @4, $4, $3, $2);
}
- | EXPECT_SCM function_arglist_optional SKIPPED_SCM
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed bare_number_closed
{
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED,
- $3, $2, $1);
+ $$ = check_scheme_arg (PARSER, @4, $4, $3, $2);
}
- ;
-
-function_arglist_optional:
- function_arglist_keep %prec FUNCTION_ARGUMENTS
- | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_optional
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed FRACTION
{
- $$ = scm_cons ($1, $3);
+ $$ = check_scheme_arg (PARSER, @4, $4, $3, $2);
}
- | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_optional
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed post_event_nofinger
{
- $$ = scm_cons ($1, $3);
+ $$ = check_scheme_arg (PARSER, @4, $4, $3, $2);
}
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_optional
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed '-' UNSIGNED
{
- $$ = scm_cons (loc_on_music (@3, $1), $3);
+ SCM n = scm_difference ($5, SCM_UNDEFINED);
+ if (scm_is_true (scm_call_1 ($2, n)))
+ $$ = scm_cons (n, $3);
+ else {
+ Music *t = MY_MAKE_MUSIC ("FingeringEvent", @5);
+ t->set_property ("digit", $5);
+ $$ = t->unprotect ();
+ if (scm_is_true (scm_call_1 ($2, $$)))
+ $$ = scm_cons ($$, $3);
+ else
+ $$ = check_scheme_arg (PARSER, @4, n, $3, $2);
+ }
+
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed '-' REAL
+ {
+ $$ = check_scheme_arg (PARSER, @4,
+ scm_difference ($5, SCM_UNDEFINED),
+ $3, $2);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed '-' NUMBER_IDENTIFIER
+ {
+ $$ = check_scheme_arg (PARSER, @4,
+ scm_difference ($5, SCM_UNDEFINED),
+ $3, $2);
}
;
+
function_arglist_keep:
- EXPECT_OPTIONAL EXPECT_PITCH function_arglist_keep pitch_also_in_chords {
- $$ = scm_cons ($4, $3);
+ function_arglist_common
+ | function_arglist_backup
+ ;
+
+function_arglist_closed_keep:
+ function_arglist_closed_common
+ | function_arglist_backup
+ ;
+
+function_arglist_backup:
+ EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep embedded_scm_arg_closed
+ {
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ {
+ $$ = scm_cons ($4, $3);
+ } else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (SCM_IDENTIFIER, $4, @4);
+ }
}
- | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed_keep duration_length {
- $$ = scm_cons ($4, $3);
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep post_event_nofinger
+ {
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ {
+ $$ = scm_cons ($4, $3);
+ } else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (EVENT_IDENTIFIER, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep lyric_element
+ {
+ // There is no point interpreting a lyrics string as
+ // an event, since we don't allow music possibly
+ // followed by durations or postevent into closed
+ // music, and we only accept closed music in optional
+ // arguments at the moment. If this changes, more
+ // complex schemes might become interesting here as
+ // well: see how we do this at the mandatory argument
+ // point.
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ $$ = scm_cons ($3, $2);
+ else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (LYRIC_MARKUP_IDENTIFIER, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep UNSIGNED
+ {
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ {
+ $$ = $3;
+ MYREPARSE (@4, $2, UNSIGNED, $4);
+ } else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (UNSIGNED, $4, @4);
+ }
}
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep embedded_scm_arg_closed
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep REAL
+ {
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ {
+ $$ = $3;
+ MYREPARSE (@4, $2, REAL, $4);
+ } else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (REAL, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep NUMBER_IDENTIFIER
{
if (scm_is_true (scm_call_1 ($2, $4)))
{
$$ = scm_cons ($4, $3);
} else {
- $$ = try_unpack_lyrics ($2, $4);
- if (!SCM_UNBNDP ($$))
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (NUMBER_IDENTIFIER, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep FRACTION
+ {
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ {
+ $$ = scm_cons ($4, $3);
+ } else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (FRACTION, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep '-' UNSIGNED
+ {
+ SCM n = scm_difference ($5, SCM_UNDEFINED);
+ if (scm_is_true (scm_call_1 ($2, n))) {
+ $$ = $3;
+ MYREPARSE (@5, $2, REAL, n);
+ } else {
+ Music *t = MY_MAKE_MUSIC ("FingeringEvent", @5);
+ t->set_property ("digit", $5);
+ $$ = t->unprotect ();
+ if (scm_is_true (scm_call_1 ($2, $$)))
$$ = scm_cons ($$, $3);
else {
$$ = scm_cons (loc_on_music (@3, $1), $3);
- MYBACKUP (SKIPPED_SCM, $4, @4);
+ MYBACKUP (UNSIGNED, $5, @5);
+ PARSER->lexer_->push_extra_token ('-');
}
}
+
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep '-' REAL
+ {
+ SCM n = scm_difference ($5, SCM_UNDEFINED);
+ if (scm_is_true (scm_call_1 ($2, n))) {
+ MYREPARSE (@5, $2, REAL, n);
+ $$ = $3;
+ } else {
+ MYBACKUP (REAL, n, @5);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep '-' NUMBER_IDENTIFIER
+ {
+ SCM n = scm_difference ($5, SCM_UNDEFINED);
+ if (scm_is_true (scm_call_1 ($2, n))) {
+ $$ = scm_cons (n, $3);
+ } else {
+ MYBACKUP (NUMBER_IDENTIFIER, n, @5);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_keep pitch_also_in_chords
+ {
+ $$ = scm_cons ($4, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed_keep duration_length
+ {
+ $$ = scm_cons ($4, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_backup BACKUP
+ {
+ $$ = scm_cons ($1, $3);
+ MYBACKUP(0, SCM_UNDEFINED, @3);
+ }
+ | function_arglist_backup REPARSE embedded_scm_arg_closed
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $1, $2);
+ }
+ | function_arglist_backup REPARSE bare_number
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $1, $2);
+ }
+ | function_arglist_backup REPARSE fraction
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $1, $2);
}
- | function_arglist
;
+function_arglist:
+ function_arglist_common
+ | function_arglist_nonbackup
+ ;
-function_arglist_closed:
+function_arglist_common:
function_arglist_bare
- | EXPECT_SCM function_arglist_optional embedded_scm_arg_closed
+ | EXPECT_SCM function_arglist_optional embedded_scm_arg
{
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED,
+ $$ = check_scheme_arg (PARSER, @3,
$3, $2, $1);
}
- | EXPECT_SCM function_arglist_optional SKIPPED_SCM
+ | EXPECT_SCM function_arglist_closed_optional bare_number
{
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED,
+ $$ = check_scheme_arg (PARSER, @3,
$3, $2, $1);
}
+ | EXPECT_SCM function_arglist_closed_optional fraction
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
+ }
+ | EXPECT_SCM function_arglist_closed_optional post_event_nofinger
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
+ }
+ | function_arglist_common_minus
+ | function_arglist_common_lyric
;
-function_arglist_closed_optional:
- function_arglist_closed_keep %prec FUNCTION_ARGUMENTS
- | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_closed_optional
+function_arglist_common_lyric:
+ EXPECT_SCM function_arglist_optional lyric_element
{
- $$ = scm_cons ($1, $3);
+ // We check how the predicate thinks about a lyrics
+ // event or about a markup. If it accepts neither, we
+ // backup the original token. Otherwise we commit to
+ // taking the token. Depending on what the predicate
+ // is willing to accept, we interpret as a string, as
+ // a lyric event, or ambiguously (meaning that if
+ // something looking like a duration or post event
+ // follows, we take the event, otherwise the string).
+ SCM lyric_event = MAKE_SYNTAX ("lyric-event", @3, $3,
+ PARSER->default_duration_.smobbed_copy ());
+ if (scm_is_true (scm_call_1 ($1, $3)))
+ if (scm_is_true (scm_call_1 ($1, lyric_event)))
+ {
+ $$ = $2;
+ MYREPARSE (@3, $1, LYRIC_ELEMENT_P, $3);
+ } else {
+ $$ = scm_cons ($3, $2);
+ }
+ else if (scm_is_true (scm_call_1 ($1, lyric_event)))
+ {
+ $$ = $2;
+ MYREPARSE (@3, $1, LYRIC_ELEMENT, $3);
+ } else {
+ // This is going to flag a syntax error, we
+ // know the predicate to be false.
+ check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
+ }
}
- | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed_optional
+ | function_arglist_common_lyric REPARSE lyric_element_arg
{
- $$ = scm_cons ($1, $3);
+ // This should never be false
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $1, $2);
+ }
+ ;
+
+function_arglist_common_minus:
+ EXPECT_SCM function_arglist_closed_optional '-' UNSIGNED
+ {
+ SCM n = scm_difference ($4, SCM_UNDEFINED);
+ if (scm_is_true (scm_call_1 ($1, n))) {
+ $$ = $2;
+ MYREPARSE (@4, $1, REAL, n);
+ } else {
+ Music *t = MY_MAKE_MUSIC ("FingeringEvent", @4);
+ t->set_property ("digit", $4);
+ $$ = t->unprotect ();
+ if (scm_is_true (scm_call_1 ($1, $$)))
+ $$ = scm_cons ($$, $2);
+ else
+ $$ = check_scheme_arg (PARSER, @3, n, $2, $1);
+ }
+
+ }
+ | EXPECT_SCM function_arglist_closed_optional '-' REAL
+ {
+ $$ = $2;
+ SCM n = scm_difference ($4, SCM_UNDEFINED);
+ MYREPARSE (@4, $1, REAL, n);
}
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_optional
+ | EXPECT_SCM function_arglist_closed_optional '-' NUMBER_IDENTIFIER
{
- $$ = scm_cons (loc_on_music (@3, $1), $3);
+ SCM n = scm_difference ($4, SCM_UNDEFINED);
+ $$ = check_scheme_arg (PARSER, @4, n, $2, $1);
+ }
+ | function_arglist_common_minus REPARSE bare_number
+ {
+ $$ = check_scheme_arg (PARSER, @3, $3, $1, $2);
}
;
-function_arglist_closed_keep:
- EXPECT_OPTIONAL EXPECT_PITCH function_arglist_keep pitch_also_in_chords {
- $$ = scm_cons ($4, $3);
+function_arglist_closed:
+ function_arglist_closed_common
+ | function_arglist_nonbackup
+ ;
+
+function_arglist_closed_common:
+ function_arglist_bare
+ | EXPECT_SCM function_arglist_optional embedded_scm_arg_closed
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
}
- | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed_keep duration_length {
- $$ = scm_cons ($4, $3);
+ | EXPECT_SCM function_arglist_closed_optional bare_number
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
}
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep embedded_scm_arg_closed
+ | EXPECT_SCM function_arglist_closed_optional '-' UNSIGNED
{
- if (scm_is_true (scm_call_1 ($2, $4)))
- {
- $$ = scm_cons ($4, $3);
+ SCM n = scm_difference ($4, SCM_UNDEFINED);
+ if (scm_is_true (scm_call_1 ($1, n))) {
+ $$ = scm_cons (n, $2);
} else {
- $$ = try_unpack_lyrics ($2, $4);
- if (!SCM_UNBNDP ($$))
- $$ = scm_cons ($$, $3);
- else {
- $$ = scm_cons (loc_on_music (@3, $1), $3);
- MYBACKUP (SKIPPED_SCM, $4, @4);
- }
+ Music *t = MY_MAKE_MUSIC ("FingeringEvent", @4);
+ t->set_property ("digit", $4);
+ $$ = t->unprotect ();
+ if (scm_is_true (scm_call_1 ($1, $$)))
+ $$ = scm_cons ($$, $2);
+ else
+ $$ = check_scheme_arg (PARSER, @3, n, $2, $1);
}
+
+ }
+ | EXPECT_SCM function_arglist_closed_optional '-' REAL
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ scm_difference ($4, SCM_UNDEFINED),
+ $2, $1);
+ }
+ | EXPECT_SCM function_arglist_closed_optional '-' NUMBER_IDENTIFIER
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ scm_difference ($4, SCM_UNDEFINED),
+ $2, $1);
+ }
+ | EXPECT_SCM function_arglist_closed_optional post_event_nofinger
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
+ }
+ | EXPECT_SCM function_arglist_closed_optional fraction
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
+ }
+ | EXPECT_SCM function_arglist_optional lyric_element
+ {
+ $$ = check_scheme_arg (PARSER, @3,
+ $3, $2, $1);
+ }
+ ;
+
+function_arglist_optional:
+ function_arglist_keep %prec FUNCTION_ARGLIST
+ | function_arglist_backup BACKUP
+ | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_optional
+ {
+ $$ = scm_cons ($1, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_optional
+ {
+ $$ = scm_cons ($1, $3);
+ }
+ ;
+
+function_arglist_closed_optional:
+ function_arglist_closed_keep %prec FUNCTION_ARGLIST
+ | function_arglist_backup BACKUP
+ | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_closed_optional
+ {
+ $$ = scm_cons ($1, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed_optional
+ {
+ $$ = scm_cons ($1, $3);
}
- | function_arglist_closed
;
embedded_scm_closed:
SCM_FUNCTION function_arglist_closed {
$$ = MAKE_SYNTAX ("music-function", @$,
$1, $2);
- }
+ } %prec FUNCTION_ARGLIST
;
function_arglist_bare:
| EXPECT_DURATION function_arglist_closed_optional duration_length {
$$ = scm_cons ($3, $2);
}
+ | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_skip DEFAULT {
+ $$ = scm_cons ($1, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_skip DEFAULT {
+ $$ = scm_cons ($1, $3);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_skip DEFAULT {
+ $$ = scm_cons ($1, $3);
+ }
;
music_function_call:
mods = ctxmod->get_mods ();
$$ = START_MAKE_SYNTAX ("context-specification", $2, $3, mods, SCM_BOOL_T);
}
- | TIMES fraction {
- $$ = START_MAKE_SYNTAX ("time-scaled-music", $2);
- }
;
mode_changed_music:
re_rhythmed_music:
composite_music new_lyrics {
$$ = MAKE_SYNTAX ("add-lyrics", @$, $1, scm_reverse_x ($2, SCM_EOL));
- } %prec FUNCTION_ARGUMENTS
+ } %prec COMPOSITE
| LYRICSTO simple_string {
PARSER->lexer_->push_lyric_state ();
} music {
music_property_def:
simple_music_property_def {
- $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons (PARSER->self_scm (), scm_cons2 (make_input (@$), SCM_BOOL_F, $1)));
- }
- | ONCE simple_music_property_def {
- $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons (PARSER->self_scm (), scm_cons2 (make_input (@$), SCM_BOOL_T, $2)));
+ $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons2 (PARSER->self_scm (), make_input (@$), $1));
}
;
}
;
-scalar_bare:
- string {
- $$ = $1;
- }
- | lyric_element {
- $$ = $1;
- }
- | bare_number {
- $$ = $1;
- }
- | embedded_scm_bare {
- $$ = $1;
- }
- | full_markup {
- $$ = $1;
- }
- | full_markup_list
- {
- $$ = $1;
- }
- ;
-
scalar:
- scalar_bare |
- scm_function_call
+ embedded_scm_arg
+ | bare_number
+ | lyric_element
;
scalar_closed:
- scalar_bare |
- scm_function_call_closed
+ embedded_scm_arg_closed
+ | bare_number
+ | lyric_element
;
function_arglist_bare
| EXPECT_SCM music_function_chord_body_arglist embedded_scm_chord_body
{
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED,
+ $$ = check_scheme_arg (PARSER, @3,
$3, $2, $1);
}
;
$$ = MAKE_SYNTAX ("music-function", @$,
$1, $2);
}
+ | bare_number
+ | fraction
+ | lyric_element
| chord_body_element
- | SKIPPED_SCM
;
music_function_chord_body:
}
;
-/* We could accept a closed music argument before the post events
- * indicated by a trailing argument list. For symmetry with chord
- * bodies and in order to avoid too tricky and complex behavior, we
- * refrain from doing so.
- */
-music_function_event_arglist:
- function_arglist_bare
- | EXPECT_SCM music_function_event_arglist embedded_scm_event
- {
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED,
- $3, $2, $1);
- }
- ;
-
-embedded_scm_event:
- embedded_scm_bare_arg
- | SCM_FUNCTION music_function_event_arglist {
- $$ = MAKE_SYNTAX ("music-function", @$,
- $1, $2);
- }
- | post_event
- | SKIPPED_SCM
- ;
+// Event functions may only take closed arglists, otherwise it would
+// not be clear whether a following postevent should be associated
+// with the last argument of the event function or with the expression
+// for which the function call acts itself as event.
music_function_event:
- MUSIC_FUNCTION music_function_event_arglist {
+ MUSIC_FUNCTION function_arglist_closed {
$$ = MAKE_SYNTAX ("music-function", @$,
$1, $2);
}
;
event_function_event:
- EVENT_FUNCTION music_function_event_arglist {
+ EVENT_FUNCTION function_arglist_closed {
$$ = MAKE_SYNTAX ("music-function", @$,
$1, $2);
}
$$ = MAKE_SYNTAX ("bar-check", @$);
}
- | TIME_T fraction {
- SCM proc = ly_lily_module_constant ("make-time-signature-set");
-
- $$ = scm_apply_2 (proc, scm_car ($2), scm_cdr ($2), SCM_EOL);
- }
- | MARK scalar {
- $$ = MAKE_SYNTAX ("make-mark-set", @$, $2);
- }
;
command_event:
E_TILDE {
$$ = MY_MAKE_MUSIC ("PesOrFlexaEvent", @$)->unprotect ();
}
- | MARK DEFAULT {
- Music *m = MY_MAKE_MUSIC ("MarkEvent", @$);
- $$ = m->unprotect ();
- }
| tempo_event {
$$ = $1;
}
- | KEY DEFAULT {
- Music *key = MY_MAKE_MUSIC ("KeyChangeEvent", @$);
- $$ = key->unprotect ();
- }
- | KEY NOTENAME_PITCH SCM_IDENTIFIER {
-
- Music *key = MY_MAKE_MUSIC ("KeyChangeEvent", @$);
- if (scm_ilength ($3) > 0)
- {
- key->set_property ("pitch-alist", $3);
- key->set_property ("tonic", Pitch (0, 0, 0).smobbed_copy ());
- key->transpose (* unsmob_pitch ($2));
- } else {
- PARSER->parser_error (@3, _ ("second argument must be pitch list"));
- }
-
- $$ = key->unprotect ();
- }
;
$$ = $2;
}
| string_number_event
+ | '^' fingering
+ {
+ $$ = $2;
+ unsmob_music ($$)->set_property ("direction", scm_from_int (UP));
+ }
+ | '_' fingering
+ {
+ $$ = $2;
+ unsmob_music ($$)->set_property ("direction", scm_from_int (DOWN));
+ }
;
post_event:
post_event_nofinger
- | script_dir fingering {
- if ($1)
- {
- Music *m = unsmob_music ($2);
- m->set_property ("direction", scm_from_int ($1));
- }
+ | '-' fingering {
$$ = $2;
}
;
t->set_property ("text", $1);
$$ = t->unprotect ();
}
- | string {
+ | simple_string {
Music *t = MY_MAKE_MUSIC ("TextScriptEvent", @$);
t->set_property ("text",
make_simple_markup ($1));
fingering:
UNSIGNED {
Music *t = MY_MAKE_MUSIC ("FingeringEvent", @$);
- t->set_property ("digit", scm_from_int ($1));
+ t->set_property ("digit", $1);
$$ = t->unprotect ();
}
;
fraction:
FRACTION { $$ = $1; }
| UNSIGNED '/' UNSIGNED {
- $$ = scm_cons (scm_from_int ($1), scm_from_int ($3));
+ $$ = scm_cons ($1, $3);
}
;
;
bass_number:
- UNSIGNED {
- $$ = scm_from_int ($1);
- }
+ UNSIGNED { $$ = $1; }
| STRING { $$ = $1; }
| full_markup { $$ = $1; }
;
ev->set_property ("duration", $2);
$$ = ev->unprotect ();
}
- | lyric_element optional_notemode_duration {
- if (!PARSER->lexer_->is_lyric_state ())
- PARSER->parser_error (@1, _ ("have to be in Lyric mode for lyrics"));
-
- Music *levent = MY_MAKE_MUSIC ("LyricEvent", @$);
- levent->set_property ("text", $1);
- levent->set_property ("duration",$2);
- $$= levent->unprotect ();
- }
;
simple_chord_elements:
| LYRICS_STRING {
$$ = $1;
}
+ | LYRIC_ELEMENT_P
+ ;
+
+lyric_element_arg:
+ lyric_element
+ | lyric_element multiplied_duration post_events {
+ SCM lyric_event = MAKE_SYNTAX ("lyric-event", @$, $1, $2);
+ $$ = MAKE_SYNTAX ("event-chord", @$,
+ scm_cons (lyric_event,
+ scm_reverse_x ($3, SCM_EOL)));
+ }
+ | lyric_element post_event post_events {
+ SCM lyric_event =
+ MAKE_SYNTAX ("lyric-event", @$, $1,
+ PARSER->default_duration_.smobbed_copy ());
+ $$ = MAKE_SYNTAX ("event-chord", @$,
+ scm_cons2 (lyric_event, $2,
+ scm_reverse_x ($3, SCM_EOL)));
+
+ }
+ | LYRIC_ELEMENT optional_notemode_duration post_events {
+ SCM lyric_event = MAKE_SYNTAX ("lyric-event", @$, $1, $2);
+ $$ = MAKE_SYNTAX ("event-chord", @$,
+ scm_cons (lyric_event,
+ scm_reverse_x ($3, SCM_EOL)));
+ }
+ ;
+
+
+lyric_element_music:
+ lyric_element optional_notemode_duration post_events {
+ SCM lyric_event = MAKE_SYNTAX ("lyric-event", @$, $1, $2);
+ $$ = MAKE_SYNTAX ("event-chord", @$,
+ scm_cons (lyric_event,
+ scm_reverse_x ($3, SCM_EOL)));
+ }
;
new_chord:
bare_number:
- UNSIGNED {
- $$ = scm_from_int ($1);
- }
- | REAL {
- $$ = $1;
- }
- | NUMBER_IDENTIFIER {
- $$ = $1;
+ bare_number_closed
+ | UNSIGNED NUMBER_IDENTIFIER {
+ $$ = scm_product ($1, $2)
}
| REAL NUMBER_IDENTIFIER {
- $$ = scm_from_double (scm_to_double ($1) *scm_to_double ($2));
- }
- | UNSIGNED NUMBER_IDENTIFIER {
- $$ = scm_from_double ($1 *scm_to_double ($2));
+ $$ = scm_product ($1, $2)
}
;
+bare_number_closed:
+ UNSIGNED
+ | REAL
+ | NUMBER_IDENTIFIER
+ ;
bare_unsigned:
UNSIGNED {
- $$ = $1;
+ $$ = scm_to_int ($1);
}
;
unsigned_number:
- bare_unsigned { $$ = scm_from_int ($1); }
- | NUMBER_IDENTIFIER {
- $$ = $1;
- }
+ UNSIGNED
+ | NUMBER_IDENTIFIER
;
exclamations:
}
;
+markup_scm:
+ embedded_scm_bare
+ {
+ if (Text_interface::is_markup ($1))
+ MYBACKUP (MARKUP_IDENTIFIER, $1, @1);
+ else if (Text_interface::is_markup_list ($1))
+ MYBACKUP (MARKUPLIST_IDENTIFIER, $1, @1);
+ else {
+ PARSER->parser_error (@1, _("markup expected"));
+ MYBACKUP (MARKUP_IDENTIFIER, scm_string (SCM_EOL), @1);
+ }
+ } BACKUP
+ ;
+
+
markup_list:
MARKUPLIST_IDENTIFIER {
$$ = $1;
| markup_command_list {
$$ = scm_list_1 ($1);
}
+ | markup_scm MARKUPLIST_IDENTIFIER
+ {
+ $$ = $2;
+ }
;
markup_composed_list:
$$ = scm_cons ($3, $2);
}
| EXPECT_SCM markup_command_list_arguments embedded_scm_closed {
- $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, $3, $2, $1);
+ $$ = check_scheme_arg (PARSER, @3, $3, $2, $1);
}
| EXPECT_NO_MORE_ARGS {
$$ = SCM_EOL;
| MARKUP_FUNCTION markup_command_basic_arguments {
$$ = scm_cons ($1, scm_reverse_x ($2, SCM_EOL));
}
+ | markup_scm MARKUP_IDENTIFIER
+ {
+ $$ = $2;
+ }
;
markup:
return scm_from_locale_string (s);
}
-SCM check_scheme_arg (Lily_parser *my_lily_parser, Input loc, SCM fallback,
+SCM check_scheme_arg (Lily_parser *my_lily_parser, Input loc,
SCM arg, SCM args, SCM pred)
{
- SCM unwrap = SCM_UNDEFINED;
+ args = scm_cons (arg, args);
if (scm_is_true (scm_call_1 (pred, arg)))
- return scm_cons (arg, args);
- unwrap = try_unpack_lyrics (pred, arg);
- if (!SCM_UNBNDP (unwrap))
- return scm_cons (unwrap, args);
- if (SCM_UNBNDP (fallback)) {
- args = scm_cons (SCM_BOOL_F, args);
- fallback = SCM_BOOL_F;
- } else {
- args = scm_cons (loc_on_music (loc, fallback), args);
- fallback = SCM_CDR (scm_last_pair (args));
- }
+ return args;
scm_set_cdr_x (scm_last_pair (args), SCM_EOL);
MAKE_SYNTAX ("argument-error", loc, scm_length (args), pred, arg);
- scm_set_cdr_x (scm_last_pair (args), fallback);
+ scm_set_cdr_x (scm_last_pair (args), SCM_BOOL_F);
return args;
}
return m;
}
-SCM
-get_first_context_id (SCM type, Music *m)
-{
- SCM id = m->get_property ("context-id");
- if (SCM_BOOL_T == scm_equal_p (m->get_property ("context-type"), type)
- && scm_is_string (m->get_property ("context-id"))
- && scm_c_string_length (id) > 0)
- {
- return id;
- }
- return SCM_EOL;
-}
-
SCM
make_simple_markup (SCM a)
{
return scm_call_3 (chord_ctor, pitch, dur, modification_list);
}
-SCM
-try_unpack_lyrics (SCM pred, SCM arg)
-{
- if (Music *m = unsmob_music (arg))
- if (m->is_mus_type ("lyric-event")) {
- SCM text = m->get_property ("text");
- if (scm_is_true (scm_call_1 (pred, text)))
- return text;
- }
- return SCM_UNDEFINED;
-}
-
-/* Todo: actually also use apply iso. call too ... */
-bool
-ly_input_procedure_p (SCM x)
-{
- return ly_is_procedure (x)
- || (scm_is_pair (x) && ly_is_procedure (scm_car (x)));
-}
-
int
yylex (YYSTYPE *s, YYLTYPE *loc, void *v)
{