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Use optional method syntax for enter/exit/visit #531

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Use optional method syntax for enter/exit/visit #531

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2 changes: 1 addition & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
"private": true,
"main": "index.js",
"scripts": {
"prepare": "npm run buildtool && npm link antlr4ts-cli && npm run antlr4ts && npm run tsc && npm link target/src && npm run buildrts",
"prepare": "npm run buildtool && npm link antlr4ts-cli && npm run antlr4ts && npm run tsc && npm link ./target/src && npm run buildrts",
"unlink": "npm unlink antlr4ts && npm unlink target/src && npm unlink antlr4ts-cli && npm run unlinkruntime && npm run unlinktool",
"unlinkruntime": "cd target/src && npm unlink",
"buildtool": "cd tool && npm link -force",
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6 changes: 3 additions & 3 deletions tool/resources/org/antlr/v4/tool/templates/codegen/TypeScript/TypeScript.stg
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Expand Up @@ -82,7 +82,7 @@ export interface <file.grammarName>Listener extends ParseTreeListener {
<endif>
* @param ctx the parse tree
*/
enter<lname; format="cap">?: (ctx: <lname; format="cap">Context) => void;
enter<lname; format="cap">?(ctx: <lname; format="cap">Context): void;
/**
<if(file.listenerLabelRuleNames.(lname))>
* Exit a parse tree produced by the `<lname>`
Expand All @@ -92,7 +92,7 @@ enter<lname; format="cap">?: (ctx: <lname; format="cap">Context) => void;
<endif>
* @param ctx the parse tree
*/
exit<lname; format="cap">?: (ctx: <lname; format="cap">Context) => void;}; separator="\n">
exit<lname; format="cap">?(ctx: <lname; format="cap">Context): void;}; separator="\n">
}

<namedActions.afterListener>
Expand Down Expand Up @@ -128,7 +128,7 @@ export interface <file.grammarName>Visitor\<Result> extends ParseTreeVisitor\<Re
* @param ctx the parse tree
* @return the visitor result
*/
visit<lname; format="cap">?: (ctx: <lname; format="cap">Context) => Result;}; separator="\n">
visit<lname; format="cap">?(ctx: <lname; format="cap">Context): Result;}; separator="\n">
}

<namedActions.afterVisitor>
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