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Add support for WebSequenceDiagrams title syntax #201

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Merged
merged 1 commit into from
Oct 26, 2018
Merged

Add support for WebSequenceDiagrams title syntax #201

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2 changes: 1 addition & 1 deletion src/grammar.ebnf
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@
document ::= statement*

statement ::=
( 'title' ':' message
( 'title' ':'? message
| 'participant' actor ('as' alias)?
| 'note' (
( 'left of' | 'right of') actor
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5 changes: 4 additions & 1 deletion src/grammar.jison
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Expand Up @@ -11,6 +11,8 @@
// Pre-lexer code can go here
%}

%x title

%%

[\r\n]+ return 'NL';
Expand All @@ -21,7 +23,8 @@
"right of" return 'right_of';
"over" return 'over';
"note" return 'note';
"title" return 'title';
"title" { this.begin('title'); return 'title'; }
<title>[^\r\n]+ { this.popState(); return 'MESSAGE'; }
"," return ',';
[^\->:,\r\n"]+ return 'ACTOR';
\"[^"]+\" return 'ACTOR';
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2 changes: 2 additions & 0 deletions test/grammar-tests.js
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Expand Up @@ -113,6 +113,8 @@ test('Dashed Open Arrow', function() {
test('Titles', function() {
equal(Diagram.parse('Title: title').title, 'title', 'Title');
equal(Diagram.parse('Title: line1\\nline2').title, 'line1\nline2', 'Multiline Title');
equal(Diagram.parse('Title title').title, 'title', 'Title without colon');
equal(Diagram.parse('Title:: title').title, ': title', 'Title with multiple colons');
});

test('Unicode', function() {
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