spiffyscore

Diff
Login

Differences From Artifact [00dc77f47f]:

To Artifact [3a88b8ab43]:


14
15
16
17
18
19
20







21
22
23
24
25
26
27
    def __init__(self, value, duration=.5, chord_type="major"):
        self.value = value
        self.duration = duration
        self.chord_type = chord_type
    def __repr__(self):
        return "Chord %s %s %s" % (self.value, self.duration, self.chord_type)









def parse(score):
    # Tokenize (lex)
    tokens = (
        "NOTE_LENGTH",
        "BASENOTE",
        "ACCIDENTAL",







>
>
>
>
>
>
>







14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
    def __init__(self, value, duration=.5, chord_type="major"):
        self.value = value
        self.duration = duration
        self.chord_type = chord_type
    def __repr__(self):
        return "Chord %s %s %s" % (self.value, self.duration, self.chord_type)


class Rest():
    def __init__(self, duration=.25):
        self.duration = duration
    def __repr__(self):
        return "Rest node %s" % self.duration


def parse(score):
    # Tokenize (lex)
    tokens = (
        "NOTE_LENGTH",
        "BASENOTE",
        "ACCIDENTAL",
64
65
66
67
68
69
70
71

72
73
74
75
76
77

78
79
80
81
82
83
84


    # Parse (yacc)


    def p_pitch_list(p):
        '''score : score note
            score : score chord

        '''
        p[0] = p[1] + [p[2]]

    def p_score(p):
        '''score : note
            score : chord

        '''
        p[0] = [p[1]]


    def p_note(p):
        '''note : pitch
        '''







|
>





|
>







71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93


    # Parse (yacc)


    def p_pitch_list(p):
        '''score : score note
            | score chord
            | score rest
        '''
        p[0] = p[1] + [p[2]]

    def p_score(p):
        '''score : note
            | chord
            | rest
        '''
        p[0] = [p[1]]


    def p_note(p):
        '''note : pitch
        '''
127
128
129
130
131
132
133








134
135
136
137
138
139
140
        p[0] = p[1]

    def p_pitch(p):
        '''pitch : BASENOTE
        '''
        p[0] = Note(p[1])









    def p_error(p):
        print "Syntax error at '%s' of element type %s" % (p.value, p.type)
        
    yacc.yacc()

    #print yacc.parse("GFG B'AB,, | g/2fg gab | GFG BAB | d2A AFD")
    return yacc.parse(score)







>
>
>
>
>
>
>
>







136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
        p[0] = p[1]

    def p_pitch(p):
        '''pitch : BASENOTE
        '''
        p[0] = Note(p[1])

    def p_rest(p):
        ''' rest : REST
                | REST NOTE_LENGTH
        '''
        p[0] = Rest()
        if len(p) > 2:
            p[0].duration = p[2]

    def p_error(p):
        print "Syntax error at '%s' of element type %s" % (p.value, p.type)
        
    yacc.yacc()

    #print yacc.parse("GFG B'AB,, | g/2fg gab | GFG BAB | d2A AFD")
    return yacc.parse(score)