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Merge branch 'develop' of https://github.com/mermaid-js/mermaid into 6637-add-new-participant-types-to-sequence-diagrams

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omkarht
2025-08-12 13:01:18 +05:30
parent e7a7ff8a2a bf3ca9d1ef
commit 3248bf3da4
3 changed files with 27 additions and 1 deletions
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5
.changeset/red-zebras-happen.md Normal file
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@@ -0,0 +1,5 @@
---
'mermaid': patch
---
fix: Allow equals sign in sequenceDiagram labels

3
packages/mermaid/src/diagrams/sequence/parser/sequenceDiagram.jison
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@@ -38,6 +38,7 @@
"actor" { this.begin('ID'); return 'participant_actor'; }
"create" return 'create';
"destroy" { this.begin('ID'); return 'destroy'; }
<ID>[^<\->\->:\n,;]+?([\-]*[^<\->\->:\n,;]+?)*?(?=((?!\n)\s)+"as"(?!\n)\s|[#\n;]|$) { yytext = yytext.trim(); this.begin('ALIAS'); return 'ACTOR'; }
<ALIAS>"as" { this.popState(); this.popState(); this.begin('LINE'); return 'AS'; }
<ALIAS>(?:) { this.popState(); this.popState(); return 'NEWLINE'; }
"loop" { this.begin('LINE'); return 'loop'; }
@@ -77,7 +78,7 @@ accDescr\s*"{"\s* { this.begin("acc_descr_multili
"off" return 'off';
"," return ',';
";" return 'NEWLINE';
[^\+\<->\->:\n,;]+((?!(\-x|\-\-x|\-\)|\-\-\)))[\-]*[^\+\<->\->:\n,;]+)* { yytext = yytext.trim(); return 'ACTOR'; }
[^+<\->\->:\n,;]+((?!(\-x|\-\-x|\-\)|\-\-\)))[\-]*[^\+<\->\->:\n,;]+)* { yytext = yytext.trim(); return 'ACTOR'; }
"->>" return 'SOLID_ARROW';
"<<->>" return 'BIDIRECTIONAL_SOLID_ARROW';
"-->>" return 'DOTTED_ARROW';

20
packages/mermaid/src/diagrams/sequence/sequenceDiagram.spec.js
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@@ -350,6 +350,26 @@ Bob-->Alice-in-Wonderland:I am good thanks!`);
expect(messages[1].from).toBe('Bob');
});
it('should handle equals in participant names', async () => {
const diagram = await Diagram.fromText(`
sequenceDiagram
participant Alice=Wonderland
participant Bob
Alice=Wonderland->Bob:Hello Bob, how are - you?
Bob-->Alice=Wonderland:I am good thanks!`);
const actors = diagram.db.getActors();
expect([...actors.keys()]).toEqual(['Alice=Wonderland', 'Bob']);
expect(actors.get('Alice=Wonderland').description).toBe('Alice=Wonderland');
expect(actors.get('Bob').description).toBe('Bob');
const messages = diagram.db.getMessages();
expect(messages.length).toBe(2);
expect(messages[0].from).toBe('Alice=Wonderland');
expect(messages[1].from).toBe('Bob');
});
it('should alias participants', async () => {
const diagram = await Diagram.fromText(`
sequenceDiagram