takentaal/takentaal.g4

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grammar takentaal;
takentaal
: line+ EOF
;
line
: plan
| task
| subtask
| comment
;
plan
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: PLAN_TOKEN TEXT amount?
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;
task
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: TASK_TOKEN TEXT amount?
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;
subtask
: subtask_new
| subtask_partial
| subtask_complete
| subtask_obsolete
;
subtask_new
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: SUBTASK_NEW_TOKEN TEXT amount?
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;
subtask_partial
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: SUBTASK_PARTIAL_TOKEN TEXT amount?
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;
subtask_complete
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: SUBTASK_COMPLETE_TOKEN TEXT amount?
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;
subtask_obsolete
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: SUBTASK_OBSOLETE_TOKEN TEXT amount?
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;
comment
: TEXT
;
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amount
: '{' INT '}'
;
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PLAN_TOKEN
: '# '
;
TASK_TOKEN
: '## '
;
SUBTASK_NEW_TOKEN
: '- '
;
SUBTASK_PARTIAL_TOKEN
: '/ '
;
SUBTASK_COMPLETE_TOKEN
: '* '
;
SUBTASK_OBSOLETE_TOKEN
: '! '
;
WS
: [ \r\n\t]+ -> skip
;
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TEXT
: TEXTHEAD TEXTBODY*
;
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INT
: DIGIT+
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;
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fragment DIGIT
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: [0-9]
;
fragment TEXTHEAD
: [a-zA-Z]
;
fragment TEXTBODY
: TEXTHEAD
| [0-9_()., ]
;