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feat: non-conditional template constraints styles 

The non-conditional styles for `dfmt_template_constraint_style` are
supported for now. The conditional ones will require line length
tracking, which is yet to be implmented.

Signed-off-by: Prajwal S N <prajwalnadig21@gmail.com>
This commit is contained in:
Prajwal S N 2023-12-14 00:14:54 +05:30
parent 0259887791
commit 0897c83e86
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1 changed files with 26 additions and 0 deletions
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26
src/dfmt/ast.d
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@ -3224,12 +3224,38 @@ extern (C++) class FormatVisitor : SemanticTimeTransitiveVisitor
{ {
if (!constraint) if (!constraint)
return; return;
final switch (config.dfmt_template_constraint_style)
{
case TemplateConstraintStyle._unspecified:
// Fallthrough to the default case
case TemplateConstraintStyle.conditional_newline_indent:
// This will be updated later on
goto case;
case TemplateConstraintStyle.always_newline_indent:
newline();
depth++;
break;
case TemplateConstraintStyle.conditional_newline:
// This will be updated later on
goto case;
case TemplateConstraintStyle.always_newline:
newline();
break;
}
write(" if"); write(" if");
if (config.dfmt_space_after_keywords) if (config.dfmt_space_after_keywords)
write(' '); write(' ');
write('('); write('(');
writeExpr(constraint); writeExpr(constraint);
write(')'); write(')');
if (config.dfmt_template_constraint_style == TemplateConstraintStyle.always_newline_indent ||
// This condition will be updated later on
config.dfmt_template_constraint_style == TemplateConstraintStyle
.conditional_newline_indent)
depth--;
} }
override void visitBaseClasses(ASTCodegen.ClassDeclaration d) override void visitBaseClasses(ASTCodegen.ClassDeclaration d)