BuboBubo/ziffers-python
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Added variable assingment

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This commit is contained in:
Miika Alonen
2023-02-23 19:11:06 +02:00
parent 6dd8333007
commit 3e32c9ecf2
3 changed files with 34 additions and 1 deletions
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6
ziffers/spec/ziffers.lark
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@ -1,6 +1,6 @@
// Root for the rules
?root: sequence -> start
sequence: (pitch_class | rest | dur_change | oct_mod | oct_change | WS | chord | named_roman | cycle | random_integer | random_pitch | random_percent | range | list | repeated_list | lisp_operation | list_op | subdivision | eval | euclid | repeat)*
sequence: (pitch_class | assignment | variable | rest | dur_change | oct_mod | oct_change | WS | chord | named_roman | cycle | random_integer | random_pitch | random_percent | range | list | repeated_list | lisp_operation | list_op | subdivision | eval | euclid | repeat)*
// Pitch classes
pitch_class: prefix* pitch
@ -11,6 +11,10 @@
octave: /[_^]+/
modifier: /[#b]/
// Variable assignment
assignment: variable "=" (list | pitch_class | random_integer | random_pitch | cycle | list_op)
variable: /[A-Z]/
// Durations
// TODO: Refactor dchar as: /([mklpdcwyhnqaefsxtgujzo](\.)*)(?=\d)/
duration_chars: dotted_dur+